&lt;?php

if ( ! defined( &#039;HOSTINGER_AI_WEBSITES_THEME_PATH&#039; ) ) {
    define( &#039;HOSTINGER_AI_WEBSITES_THEME_PATH&#039;, get_stylesheet_directory()  );
}

if ( ! defined( &#039;HOSTINGER_AI_WEBSITES_ASSETS_URL&#039; ) ) {
    define( &#039;HOSTINGER_AI_WEBSITES_ASSETS_URL&#039;, get_stylesheet_directory_uri() . &#039;/assets&#039; );
}

if ( ! defined( &#039;HOSTINGER_AI_WEBSITES_WP_CONFIG_PATH&#039; ) ) {
    define( &#039;HOSTINGER_AI_WEBSITES_WP_CONFIG_PATH&#039;, ABSPATH . &#039;.private/config.json&#039; );
}

$hostinger_config = [];
if ( file_exists( HOSTINGER_AI_WEBSITES_WP_CONFIG_PATH ) ) {
    $config_content   = file_get_contents( HOSTINGER_AI_WEBSITES_WP_CONFIG_PATH );
    $hostinger_config = json_decode( $config_content, true ) ?: [];
}

if ( ! defined( &#039;HOSTINGER_AI_WEBSITES_WP_TOKEN&#039; ) ) {
    $hostinger_dir_parts        = explode( &#039;/&#039;, __DIR__ );
    $hostinger_server_root_path = &#039;/&#039; . $hostinger_dir_parts[1] . &#039;/&#039; . $hostinger_dir_parts[2];
    define( &#039;HOSTINGER_AI_WEBSITES_WP_TOKEN&#039;, $hostinger_server_root_path . &#039;/.api_token&#039; );
}

if ( ! defined( &#039;HOSTINGER_AI_WEBSITES_REST_URI&#039; ) ) {
    $rest_uri = &#039;https://rest-hosting.hostinger.com&#039;;

    if ( ! empty( $hostinger_config[&#039;base_rest_uri&#039;] ) ) {
        $rest_uri = $hostinger_config[&#039;base_rest_uri&#039;];
    }

    define( &#039;HOSTINGER_AI_WEBSITES_REST_URI&#039;, $rest_uri );
}

if ( ! defined( &#039;HOSTINGER_WP_PROXY_API_URI&#039; ) ) {
    define( &#039;HOSTINGER_WP_PROXY_API_URI&#039;, &#039;https://wh-wordpress-proxy-api.hostinger.io&#039; );
}

if ( ! defined( &#039;HOSTINGER_AI_WEBSITES_MINIMUM_PHP_VERSION&#039; ) ) {
    define( &#039;HOSTINGER_AI_WEBSITES_MINIMUM_PHP_VERSION&#039;, &#039;8.0&#039; );
}

if ( ! defined( &#039;HOSTINGER_AI_WEBSITES_REST_API_BASE&#039; ) ) {
    define( &#039;HOSTINGER_AI_WEBSITES_REST_API_BASE&#039;, &#039;hostinger-ai-plugin/v1&#039; );
}

if ( ! version_compare( phpversion(), HOSTINGER_AI_WEBSITES_MINIMUM_PHP_VERSION, &#039;&gt;=&#039; ) ) {

    add_action( &#039;admin_notices&#039;, function () {
        ?&gt;
        &lt;div class=&quot;notice notice-error is-dismissible hts-theme-settings&quot;&gt;
            &lt;p&gt;
                &lt;?php /* translators: %s php version */ ?&gt;
                &lt;strong&gt;&lt;?php echo __( &#039;Attention:&#039;, &#039;hostinger-ai-theme&#039; ); ?&gt;&lt;/strong&gt; &lt;?php echo sprintf( __( &#039;The Hostinger Easy Onboarding plugin requires minimum PHP version of &lt;b&gt;%s&lt;/b&gt;. &#039;, &#039;hostinger-ai-theme&#039; ), HOSTINGER_AI_WEBSITES_MINIMUM_PHP_VERSION ); ?&gt;
            &lt;/p&gt;
            &lt;p&gt;
                &lt;?php /* translators: %s php version */ ?&gt;
                &lt;?php echo sprintf( __( &#039;You are running &lt;b&gt;%s&lt;/b&gt; PHP version.&#039;, &#039;hostinger-ai-theme&#039; ), phpversion() ); ?&gt;
            &lt;/p&gt;
        &lt;/div&gt;
        &lt;?php
    }
    );

    add_action( &#039;admin_head&#039;, function () { ?&gt;
        &lt;style&gt;
            .notice.notice-error {
                display: none !important;
            }

            .notice.notice-error.hts-theme-settings {
                display: block !important;
            }
        &lt;/style&gt;
    &lt;?php } );

} else {
    $vendor_file = __DIR__ . DIRECTORY_SEPARATOR . &#039;vendor&#039; . DIRECTORY_SEPARATOR . &#039;autoload.php&#039;;

    if ( file_exists( $vendor_file ) ) {
        require_once $vendor_file;

        $boot = new \Hostinger\AiTheme\Boot();
        $boot-&gt;run();

    } else {
        return;
    }
}

/* === RuiXin GEO START === */
add_action(&#039;init&#039;, function () {
    if (is_admin()) return;
    $uri = parse_url($_SERVER[&#039;REQUEST_URI&#039;], PHP_URL_PATH);
    if ($uri === &#039;/llms.txt&#039;) {
        header(&#039;Content-Type: text/plain; charset=utf-8&#039;);
        echo &quot;# RuiXin Textiles (瑞信纺织)

&quot;;
        echo &quot;&gt; RuiXin Textiles Co., Ltd. (瑞信纺织) is a textile manufacturer and global exporter based in Ningbo, China, producing bag fabrics, outdoor textiles and garment linings since 1998.

&quot;;
        echo &quot;## Products
- Bag fabrics (Oxford, nylon, polyester, coated): https://ruixintextiles.com/bag-fabrics/
- Outdoor textiles (waterproof, windproof, abrasion): https://ruixintextiles.com/outdoor-textiles/
- Garment linings (polyester, viscose, acetate): https://ruixintextiles.com/garment-linings/
- Recycled GRS fabric (rPET, regenerated nylon): https://ruixintextiles.com/recycled-grs-fabric/
- Polyester twill fabric: https://ruixintextiles.com/polyester-twill-fabric/
- Nylon ripstop fabric: https://ruixintextiles.com/nylon-ripstop-fabric/
- Waterproof coated fabric (PU/TPU/PVC): https://ruixintextiles.com/waterproof-coated-fabric/
- Custom fabric &amp; OEM: https://ruixintextiles.com/custom-fabric-oem/

&quot;;
        echo &quot;## Company
- About RuiXin: https://ruixintextiles.com/  (20+ years, OEKO-TEX, GRS, ISO 9001, BSCI)

&quot;;
        echo &quot;## Contact
- Inquiry / RFQ: https://ruixintextiles.com/  email export@ruixintextiles.com  tel +86 574 8888 8888

&quot;;
        echo &quot;## Optional
- Sitemap: https://ruixintextiles.com/wp-sitemap.xml
&quot;;
        exit;
    }
});
add_filter(&#039;robots_txt&#039;, function ($output, $public) {
    if ($public == 0) return $output;
    $b = &quot;User-agent: *
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php
Allow: /

&quot;;
    $b .= &quot;User-agent: GPTBot
Allow: /
User-agent: ClaudeBot
Allow: /
User-agent: Google-Extended
Allow: /
User-agent: PerplexityBot
Allow: /
User-agent: Bytespider
Allow: /
User-agent: CCBot
Allow: /
User-agent: anthropic-ai
Allow: /

&quot;;
    $b .= &quot;Sitemap: https://ruixintextiles.com/wp-sitemap.xml
&quot;;
    return $b;
}, 10, 2);
add_action(&#039;wp_head&#039;, function () {
    $graph = array(
        array(&#039;@context&#039;=&gt;&#039;https://schema.org&#039;,&#039;@type&#039;=&gt;array(&#039;Organization&#039;,&#039;LocalBusiness&#039;),&#039;name&#039;=&gt;&#039;RuiXin Textiles Co., Ltd.&#039;,&#039;alternateName&#039;=&gt;&#039;瑞信纺织&#039;,&#039;url&#039;=&gt;&#039;https://ruixintextiles.com/&#039;,&#039;description&#039;=&gt;&#039;瑞信纺织（RuiXin Textiles）专注箱包面料、户外纺织品与服装里料的研发、生产与全球出口。&#039;,&#039;email&#039;=&gt;&#039;export@ruixintextiles.com&#039;,&#039;telephone&#039;=&gt;&#039;+86-574-8888-8888&#039;,&#039;priceRange&#039;=&gt;&#039;$$&#039;,&#039;address&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;PostalAddress&#039;,&#039;addressCountry&#039;=&gt;&#039;CN&#039;,&#039;addressRegion&#039;=&gt;&#039;广东省&#039;,&#039;addressLocality&#039;=&gt;&#039;广州市&#039;,&#039;postalCode&#039;=&gt;&#039;510800&#039;),&#039;geo&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;GeoCoordinates&#039;,&#039;latitude&#039;=&gt;&#039;29.8683&#039;,&#039;longitude&#039;=&gt;&#039;121.5440&#039;),&#039;areaServed&#039;=&gt;&#039;Worldwide&#039;,&#039;sameAs&#039;=&gt;array(&#039;https://www.linkedin.com/company/ruixintextiles&#039;)),
        array(&#039;@type&#039;=&gt;&#039;WebSite&#039;,&#039;name&#039;=&gt;&#039;RuiXin Textiles&#039;,&#039;url&#039;=&gt;&#039;https://ruixintextiles.com/&#039;,&#039;potentialAction&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;SearchAction&#039;,&#039;target&#039;=&gt;&#039;https://ruixintextiles.com/?s={search_term_string}&#039;,&#039;query-input&#039;=&gt;&#039;required name=search_term_string&#039;)),
        array(&#039;@type&#039;=&gt;&#039;Service&#039;,&#039;serviceType&#039;=&gt;&#039;Bag Fabric Manufacturing&#039;,&#039;provider&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;Organization&#039;,&#039;name&#039;=&gt;&#039;RuiXin Textiles Co., Ltd.&#039;,&#039;url&#039;=&gt;&#039;https://ruixintextiles.com/&#039;),&#039;areaServed&#039;=&gt;&#039;Worldwide&#039;,&#039;description&#039;=&gt;&#039;箱包面料研发与生产：牛津布、涤纶/尼龙织物、涂层与复合面料。&#039;),
        array(&#039;@type&#039;=&gt;&#039;Service&#039;,&#039;serviceType&#039;=&gt;&#039;Outdoor Textile Manufacturing&#039;,&#039;provider&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;Organization&#039;,&#039;name&#039;=&gt;&#039;RuiXin Textiles Co., Ltd.&#039;,&#039;url&#039;=&gt;&#039;https://ruixintextiles.com/&#039;),&#039;areaServed&#039;=&gt;&#039;Worldwide&#039;,&#039;description&#039;=&gt;&#039;户外纺织品：防水、防风、耐磨功能性面料，适用于户外装备。&#039;),
        array(&#039;@type&#039;=&gt;&#039;Service&#039;,&#039;serviceType&#039;=&gt;&#039;Garment Lining Manufacturing&#039;,&#039;provider&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;Organization&#039;,&#039;name&#039;=&gt;&#039;RuiXin Textiles Co., Ltd.&#039;,&#039;url&#039;=&gt;&#039;https://ruixintextiles.com/&#039;),&#039;areaServed&#039;=&gt;&#039;Worldwide&#039;,&#039;description&#039;=&gt;&#039;服装里料：涤纶/粘胶/醋酸里布，顺滑耐用。&#039;),
        array(&#039;@type&#039;=&gt;&#039;FAQPage&#039;,&#039;mainEntity&#039;=&gt;array(
            array(&#039;@type&#039;=&gt;&#039;Question&#039;,&#039;name&#039;=&gt;&#039;瑞信纺织是做什么的？&#039;,&#039;acceptedAnswer&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;Answer&#039;,&#039;text&#039;=&gt;&#039;瑞信纺织（RuiXin Textiles）专注箱包面料、户外纺织品与服装里料的研发、生产与全球出口，服务全球客户。&#039;)),
            array(&#039;@type&#039;=&gt;&#039;Question&#039;,&#039;name&#039;=&gt;&#039;瑞信纺织主要生产哪些面料？&#039;,&#039;acceptedAnswer&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;Answer&#039;,&#039;text&#039;=&gt;&#039;主要有三类：箱包面料（牛津布、尼龙/涤纶织物、涂层复合布）、户外纺织品（防水防风耐磨功能面料）、服装里料（涤纶/粘胶/醋酸里布）。&#039;)),
            array(&#039;@type&#039;=&gt;&#039;Question&#039;,&#039;name&#039;=&gt;&#039;是否支持来样定制与 OEM？&#039;,&#039;acceptedAnswer&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;Answer&#039;,&#039;text&#039;=&gt;&#039;支持。可按客户需求定制成分、克重、颜色与后整理工艺（如防水、阻燃、抗紫外线），并提供来样开发。&#039;)),
            array(&#039;@type&#039;=&gt;&#039;Question&#039;,&#039;name&#039;=&gt;&#039;如何联系瑞信纺织获取报价与样品？&#039;,&#039;acceptedAnswer&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;Answer&#039;,&#039;text&#039;=&gt;&#039;可通过网站联系页提交询盘，或邮件 export@ruixintextiles.com、电话 +86 574 8888 8888，团队将在 1 个工作日内回复。&#039;))
        ))
    );
    if (count($bc = array()) &gt;= 0) {}
    $data=array(&#039;@context&#039;=&gt;&#039;https://schema.org&#039;,&#039;@graph&#039;=&gt;$graph);
    echo &quot;
&lt;!-- RuiXin GEO JSON-LD --&gt;
&quot; . &#039;&lt;script type=&quot;application/ld+json&quot;&gt;&#039; . wp_json_encode($data, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE) . &quot;&lt;/script&gt;
&quot;;
}, 5);
/* === RuiXin GEO END === */

/* === RuiXin GEO HREFLANG === */
add_action(&#039;wp_head&#039;, function () {
    echo &#039;&lt;link rel=&quot;alternate&quot; hreflang=&quot;zh-CN&quot; href=&quot;https://ruixintextiles.com/&quot; /&gt;&#039; . &quot;
&quot;;
    echo &#039;&lt;link rel=&quot;alternate&quot; hreflang=&quot;en&quot; href=&quot;https://ruixintextiles.com/en-2/&quot; /&gt;&#039; . &quot;
&quot;;
    echo &#039;&lt;link rel=&quot;alternate&quot; hreflang=&quot;x-default&quot; href=&quot;https://ruixintextiles.com/&quot; /&gt;&#039; . &quot;
&quot;;
}, 1);

/* === RuiXin GEO BREADCRUMB === */
add_action(&#039;wp_head&#039;, function () {
    $crumbs = array(
                array(&#039;@type&#039;=&gt;&#039;ListItem&#039;,&#039;position&#039;=&gt;1,&#039;name&#039;=&gt;&#039;产品&#039;,&#039;item&#039;=&gt;&#039;https://ruixintextiles.com/products/&#039;),
                array(&#039;@type&#039;=&gt;&#039;ListItem&#039;,&#039;position&#039;=&gt;2,&#039;name&#039;=&gt;&#039;商店&#039;,&#039;item&#039;=&gt;&#039;https://ruixintextiles.com/shop/&#039;),
                array(&#039;@type&#039;=&gt;&#039;ListItem&#039;,&#039;position&#039;=&gt;3,&#039;name&#039;=&gt;&#039;关于&#039;,&#039;item&#039;=&gt;&#039;https://ruixintextiles.com/about/&#039;),
                array(&#039;@type&#039;=&gt;&#039;ListItem&#039;,&#039;position&#039;=&gt;4,&#039;name&#039;=&gt;&#039;联系&#039;,&#039;item&#039;=&gt;&#039;https://ruixintextiles.com/contact/&#039;),
            );
    $data = array(&#039;@context&#039;=&gt;&#039;https://schema.org&#039;,&#039;@type&#039;=&gt;&#039;BreadcrumbList&#039;,&#039;itemListElement&#039;=&gt;$crumbs);
    echo &#039;&lt;script type=&quot;application/ld+json&quot;&gt;&#039; . wp_json_encode($data, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE) . &quot;&lt;/script&gt;
&quot;;
}, 6);

/* === RuiXin GEO FILES === */
// Write a correct robots.txt to site root (overrides the staging default that blocks Googlebot)
add_action(&#039;init&#039;, function () {
    if (is_admin()) return;
    $rb = ABSPATH . &#039;robots.txt&#039;;
    $content = &quot;User-agent: *\nDisallow: /wp-admin/\nAllow: /wp-admin/admin-ajax.php\nAllow: /\n\n&quot;;
    $content .= &quot;User-agent: GPTBot\nAllow: /\n&quot;;
    $content .= &quot;User-agent: ClaudeBot\nAllow: /\n&quot;;
    $content .= &quot;User-agent: Google-Extended\nAllow: /\n&quot;;
    $content .= &quot;User-agent: PerplexityBot\nAllow: /\n&quot;;
    $content .= &quot;User-agent: Bytespider\nAllow: /\n&quot;;
    $content .= &quot;User-agent: CCBot\nAllow: /\n&quot;;
    $content .= &quot;User-agent: anthropic-ai\nAllow: /\n\n&quot;;
    $content .= &quot;Sitemap: https://ruixintextiles.com/wp-sitemap.xml\n&quot;;
    if (!file_exists($rb) || md5_file($rb) !== md5($content)) {
        @file_put_contents($rb, $content);
    }
});

/* === RuiXin PERF START === */
// 移除 WordPress emoji 脚本（现代浏览器原生支持，省一次请求）
remove_action(&#039;wp_head&#039;,&#039;print_emoji_detection_script&#039;,7);
remove_action(&#039;wp_print_styles&#039;,&#039;print_emoji_styles&#039;);
remove_action(&#039;admin_print_scripts&#039;,&#039;print_emoji_detection_script&#039;);
remove_action(&#039;admin_print_styles&#039;,&#039;print_emoji_styles&#039;);
remove_filter(&#039;the_content_feed&#039;,&#039;wp_staticize_emoji&#039;);
remove_filter(&#039;comment_text_rss&#039;,&#039;wp_staticize_emoji&#039;);
// 关闭 embeds 的 oEmbed 自动发现与多余 JS
remove_action(&#039;wp_head&#039;,&#039;wp_oembed_add_discovery_links&#039;,10);
remove_action(&#039;wp_head&#039;,&#039;wp_oembed_add_host_js&#039;);
// 资源提示：预连接关键域名，加速首屏
add_action(&#039;wp_head&#039;, function () {
    echo &#039;&lt;link rel=&quot;dns-prefetch&quot; href=&quot;//fonts.googleapis.com&quot; /&gt;&#039; . &quot;\n&quot;;
    echo &#039;&lt;link rel=&quot;preconnect&quot; href=&quot;https://fonts.gstatic.com&quot; crossorigin /&gt;&#039; . &quot;\n&quot;;
    echo &#039;&lt;link rel=&quot;preconnect&quot; href=&quot;https://ruixintextiles.com&quot; crossorigin /&gt;&#039; . &quot;\n&quot;;
}, 2);
/* === RuiXin PERF END === */

/* === RuiXin INDEXNOW START === */
// IndexNow: serve verification key file dynamically (no root write needed)
add_action(&#039;init&#039;, function () {
    if (is_admin()) return;
    $key = &#039;ruixin-idx-8b2d4f1a9c3e&#039;;
    $uri = parse_url($_SERVER[&#039;REQUEST_URI&#039;], PHP_URL_PATH);
    if ($uri === &#039;/&#039; . $key . &#039;.txt&#039;) {
        header(&#039;Content-Type: text/plain; charset=utf-8&#039;);
        echo $key;
        exit;
    }
});
// IndexNow: auto-submit published/updated posts &amp; products to Bing/Yandex
add_action(&#039;save_post&#039;, function ($post_id) {
    if (wp_is_post_revision($post_id) || wp_is_post_autosave($post_id)) return;
    $post = get_post($post_id);
    if (!$post || $post-&gt;post_status !== &#039;publish&#039;) return;
    $url = get_permalink($post_id);
    if (!$url) return;
    $payload = wp_json_encode(array(&#039;host&#039;=&gt;&#039;ruixintextiles.com&#039;,&#039;key&#039;=&gt;&#039;ruixin-idx-8b2d4f1a9c3e&#039;,&#039;urlList&#039;=&gt;array($url)));
    wp_remote_post(&#039;https://api.indexnow.org/indexnow&#039;, array(
        &#039;body&#039; =&gt; $payload,
        &#039;headers&#039; =&gt; array(&#039;Content-Type&#039;=&gt;&#039;application/json; charset=utf-8&#039;),
        &#039;timeout&#039; =&gt; 15,
        &#039;blocking&#039; =&gt; false,
    ));
}, 10, 1);
/* === RuiXin INDEXNOW END === */

/* === RuiXin SOCIAL SEO START === */
// Open Graph + Twitter Card (社交分享卡片) + 首页 description 兜底
add_action(&#039;wp_head&#039;, function () {
    $title = &#039;RuiXin Textiles | Bag Fabrics, Outdoor Textiles &amp; Garment Linings Manufacturer&#039;;
    $desc  = &#039;瑞信纺织（RuiXin Textiles）专注箱包面料、户外纺织品与服装里料的研发、生产与全球出口，20+ 年制造经验，支持 OEM 与来样定制。&#039;;
    $url   = &#039;https://ruixintextiles.com/&#039;;
    $img   = &#039;https://ruixintextiles.com/wp-content/uploads/2026/11/ruixin-og-1200x630-1-scaled.jpg&#039;; // TODO: 替换为真实 OG 图(1200x630)
    $tags = array(
        &#039;og:type&#039;=&gt;&#039;website&#039;,&#039;og:site_name&#039;=&gt;&#039;RuiXin Textiles&#039;,&#039;og:title&#039;=&gt;$title,
        &#039;og:description&#039;=&gt;$desc,&#039;og:url&#039;=&gt;$url,&#039;og:image&#039;=&gt;$img,&#039;og:image:width&#039;=&gt;&#039;1200&#039;,&#039;og:image:height&#039;=&gt;&#039;630&#039;,
        &#039;twitter:card&#039;=&gt;&#039;summary_large_image&#039;,&#039;twitter:title&#039;=&gt;$title,&#039;twitter:description&#039;=&gt;$desc,&#039;twitter:image&#039;=&gt;$img
    );
    foreach ($tags as $k=&gt;$v) {
        if (strpos($k,&#039;twitter:&#039;)===0) {
            printf(&#039;&lt;meta name=&quot;%s&quot; content=&quot;%s&quot; /&gt;&#039;.&quot;\n&quot;, esc_attr($k), esc_attr($v));
        } else {
            printf(&#039;&lt;meta property=&quot;%s&quot; content=&quot;%s&quot; /&gt;&#039;.&quot;\n&quot;, esc_attr($k), esc_attr($v));
        }
    }
    if (is_front_page()) {
        echo &#039;&lt;meta name=&quot;description&quot; content=&quot;&#039; . esc_attr($desc) . &#039;&quot; /&gt;&#039; . &quot;\n&quot;;
    }
}, 1);
/* === RuiXin SOCIAL SEO END === */

/* === RuiXin CANONICAL START === */
// 移除 WordPress/主题自带的临时域 canonical，避免与下面生产域 canonical 重复冲突
remove_action(&#039;wp_head&#039;, &#039;rel_canonical&#039;);
// 统一输出生产域规范网址；临时/暂存域名打 noindex，避免重复内容抢权重
add_action(&#039;wp_head&#039;, function () {
    $prod = &#039;https://ruixintextiles.com&#039;;
    $path = parse_url($_SERVER[&#039;REQUEST_URI&#039;], PHP_URL_PATH);
    $canon = ($path &amp;&amp; $path !== &#039;/&#039;) ? $prod . $path : $prod . &#039;/&#039;;
    echo &#039;&lt;link rel=&quot;canonical&quot; href=&quot;&#039; . esc_url($canon) . &#039;&quot; /&gt;&#039; . &quot;\n&quot;;
    $host = isset($_SERVER[&#039;HTTP_HOST&#039;]) ? $_SERVER[&#039;HTTP_HOST&#039;] : &#039;&#039;;
    if (stripos($host, &#039;hostingersite.com&#039;) !== false) {
        echo &#039;&lt;meta name=&quot;robots&quot; content=&quot;noindex,follow&quot; /&gt;&#039; . &quot;\n&quot;;
    }
}, 1);

// 单页 meta description（读取自定义字段，无需 SEO 插件）
add_action(&#039;wp_head&#039;, function () {
    if (is_singular()) {
        $d = get_post_meta(get_the_ID(), &#039;ruixin_meta_desc&#039;, true);
        if ($d) {
            echo &#039;&lt;meta name=&quot;description&quot; content=&quot;&#039; . esc_attr($d) . &#039;&quot; /&gt;&#039; . &quot;\n&quot;;
        }
    }
});
/* === RuiXin CANONICAL END === */

/* === RuiXin CONTENT START === */
// 首次访问时一次性创建对题的 SEO 落地页与博客（关键词落地页 + E-E-A-T 内容）
add_action(&#039;init&#039;, function () {
    if (get_option(&#039;ruixin_seo_content_done&#039;)) {
        return;
    }
    $pages = array();

    $pages[] = array(
        &#039;type&#039;  =&gt; &#039;page&#039;,
        &#039;slug&#039;  =&gt; &#039;bag-fabrics&#039;,
        &#039;title&#039; =&gt; &#039;Bag Fabric Manufacturer &amp; Supplier in China | Oxford, Nylon &amp; Polyester&#039;,
        &#039;desc&#039;  =&gt; &#039;RuiXin Textiles manufactures bag fabrics in China: Oxford cloth, nylon and polyester woven, plus PU/PVC/TPU coated materials for backpacks, luggage and totes. OEM and custom finishes.&#039;,
        &#039;content&#039; =&gt; &lt;&lt;&lt;&#039;RXC&#039;
&lt;h2&gt;Bag Fabrics Engineered for Daily Wear and Heavy Use&lt;/h2&gt;
&lt;p&gt;RuiXin Textiles develops and manufactures &lt;strong&gt;bag fabrics&lt;/strong&gt; for backpacks, travel luggage, totes, pet carriers and promotional bags. We start with woven &lt;strong&gt;Oxford cloth&lt;/strong&gt;, nylon and polyester substrates, then apply the coatings and laminations that match your product&amp;rsquo;s weight, hand-feel and durability targets.&lt;/p&gt;
&lt;h2&gt;Our Bag Fabric Range&lt;/h2&gt;
&lt;ul&gt;
&lt;li&gt;&lt;strong&gt;Oxford fabric (150D&amp;ndash;1200D):&lt;/strong&gt; the workhorse for backpacks and luggage&amp;mdash;abrasion resistant, easy to print and weld.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Nylon &amp;amp; polyester woven:&lt;/strong&gt; lightweight, high-tenacity options for soft totes and fashion bags.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Coated &amp;amp; laminated:&lt;/strong&gt; PU, PVC and TPU backing for waterproofing, structure and wipe-clean surfaces.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Recycled options:&lt;/strong&gt; GRS-certified rPET substrates for sustainable bag programs.&lt;/li&gt;
&lt;/ul&gt;
&lt;h2&gt;Customization for OEM &amp;amp; Private Label&lt;/h2&gt;
&lt;p&gt;We tailor &lt;em&gt;composition, gram weight (GSM), width, color and finish&lt;/em&gt; to your specification. Common finishes include waterproof, anti-UV, flame-retardant, anti-bacterial and PU/TPU lamination. Send us a sample and we return a matched development fabric.&lt;/p&gt;
&lt;h2&gt;Quality &amp;amp; Certifications&lt;/h2&gt;
&lt;p&gt;Production runs under ISO 9001, with OEKO-TEX&amp;reg; Standard 100 and GRS documentation available on request. [Confirm your active certificate numbers and scope before publishing.]&lt;/p&gt;
&lt;h2&gt;Get a Quote&lt;/h2&gt;
&lt;p&gt;Tell us your bag type, target GSM and finish. MOQ and lead time are confirmed per program&amp;mdash;request a swatch kit and quotation on our &lt;a href=&quot;https://ruixintextiles.com/contact/&quot;&gt;contact page&lt;/a&gt;. Related: &lt;a href=&quot;https://ruixintextiles.com/outdoor-textiles/&quot;&gt;outdoor textiles&lt;/a&gt; and &lt;a href=&quot;https://ruixintextiles.com/garment-linings/&quot;&gt;garment linings&lt;/a&gt;.&lt;/p&gt;
RXC
    );

    $pages[] = array(
        &#039;type&#039;  =&gt; &#039;page&#039;,
        &#039;slug&#039;  =&gt; &#039;outdoor-textiles&#039;,
        &#039;title&#039; =&gt; &#039;Outdoor Textile Supplier | Waterproof, Windproof &amp; Durable Fabrics&#039;,
        &#039;desc&#039;  =&gt; &#039;RuiXin Textiles supplies outdoor textiles for tents, jackets and gear: waterproof, windproof and abrasion-resistant performance fabrics with custom coatings and laminations.&#039;,
        &#039;content&#039; =&gt; &lt;&lt;&lt;&#039;RXC&#039;
&lt;h2&gt;Outdoor Textiles Built for Weather and Wear&lt;/h2&gt;
&lt;p&gt;RuiXin Textiles supplies &lt;strong&gt;outdoor textiles&lt;/strong&gt; for tents, jackets, backpacks and technical gear. Our performance fabrics balance waterproofing, breathability and abrasion resistance so end products survive repeat use in the field.&lt;/p&gt;
&lt;h2&gt;Performance Finishes We Offer&lt;/h2&gt;
&lt;ul&gt;
&lt;li&gt;&lt;strong&gt;Waterproof &amp;amp; water-resistant:&lt;/strong&gt; PU/TPU coatings and lamination rated to your HH (hydrostatic head) target.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Windproof:&lt;/strong&gt; tight weaves and membranes that cut drafts without heavy weight.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Abrasion resistant:&lt;/strong&gt; high-tenacity nylon and ripstop weaves for high-contact zones.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;UV &amp;amp; anti-microbial:&lt;/strong&gt; finishes for sun exposure and humid storage.&lt;/li&gt;
&lt;/ul&gt;
&lt;h2&gt;Customization&lt;/h2&gt;
&lt;p&gt;We develop fabrics to your spec: substrate, GSM, coating type, color, width and finish. Share the end-use and environment, and we propose a construction and send lab dips and a development roll.&lt;/p&gt;
&lt;h2&gt;Quality &amp;amp; Certifications&lt;/h2&gt;
&lt;p&gt;Made under ISO 9001 with OEKO-TEX&amp;reg; and GRS options. [Verify active certificate scope before publishing.]&lt;/p&gt;
&lt;h2&gt;Get a Quote&lt;/h2&gt;
&lt;p&gt;Describe the garment or gear and the conditions it must survive. Request a swatch and quote on our &lt;a href=&quot;https://ruixintextiles.com/contact/&quot;&gt;contact page&lt;/a&gt;. See also our &lt;a href=&quot;https://ruixintextiles.com/bag-fabrics/&quot;&gt;bag fabrics&lt;/a&gt;.&lt;/p&gt;
RXC
    );

    $pages[] = array(
        &#039;type&#039;  =&gt; &#039;page&#039;,
        &#039;slug&#039;  =&gt; &#039;garment-linings&#039;,
        &#039;title&#039; =&gt; &#039;Garment Lining Fabric Manufacturer | Polyester, Viscose &amp; Acetate Linings&#039;,
        &#039;desc&#039;  =&gt; &#039;RuiXin Textiles manufactures garment linings for jackets, suits and dresses: polyester, viscose and acetate linings with anti-static and printed options.&#039;,
        &#039;content&#039; =&gt; &lt;&lt;&lt;&#039;RXC&#039;
&lt;h2&gt;Garment Lining Fabrics That Feel Right and Last&lt;/h2&gt;
&lt;p&gt;RuiXin Textiles manufactures &lt;strong&gt;garment linings&lt;/strong&gt; for jackets, suits, dresses and coats. A good lining controls slip, static and durability&amp;mdash;so finished garments look better and wear longer.&lt;/p&gt;
&lt;h2&gt;Lining Range&lt;/h2&gt;
&lt;ul&gt;
&lt;li&gt;&lt;strong&gt;Polyester lining:&lt;/strong&gt; smooth, colorfast and cost-effective for everyday apparel.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Viscose (rayon) lining:&lt;/strong&gt; breathable, drapey and comfortable against skin.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Acetate lining:&lt;/strong&gt; lustrous finish for formalwear and suits.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Anti-static &amp;amp; printed:&lt;/strong&gt; functional and decorative options.&lt;/li&gt;
&lt;/ul&gt;
&lt;h2&gt;Customization&lt;/h2&gt;
&lt;p&gt;We match &lt;em&gt;weight, width, color, print and finish&lt;/em&gt; to your garment. Anti-static, anti-pilling and easy-care finishes are available for demanding programs.&lt;/p&gt;
&lt;h2&gt;Quality &amp;amp; Certifications&lt;/h2&gt;
&lt;p&gt;Produced under ISO 9001 with OEKO-TEX&amp;reg; Standard 100 available. [Confirm certificate scope before publishing.]&lt;/p&gt;
&lt;h2&gt;Get a Quote&lt;/h2&gt;
&lt;p&gt;Send your lining spec or a sample. Request swatches and pricing on our &lt;a href=&quot;https://ruixintextiles.com/contact/&quot;&gt;contact page&lt;/a&gt;.&lt;/p&gt;
RXC
    );

    $pages[] = array(
        &#039;type&#039;  =&gt; &#039;post&#039;,
        &#039;slug&#039;  =&gt; &#039;how-to-choose-bag-fabric&#039;,
        &#039;title&#039; =&gt; &#039;How to Choose Bag Fabric: Oxford vs Nylon vs Polyester&#039;,
        &#039;desc&#039;  =&gt; &#039;A practical buyer&amp;rsquo;s guide to choosing bag fabric&amp;mdash;Oxford cloth, nylon and polyester compared on durability, weight, cost and best use cases for backpacks and luggage.&#039;,
        &#039;content&#039; =&gt; &lt;&lt;&lt;&#039;RXC&#039;
&lt;h2&gt;Start With the End Use&lt;/h2&gt;
&lt;p&gt;The right &lt;strong&gt;bag fabric&lt;/strong&gt; depends on what the bag must survive. A school backpack, a luxury tote and a hiking pack have different priorities: abrasion, hand-feel and water resistance respectively.&lt;/p&gt;
&lt;h2&gt;Oxford Cloth&lt;/h2&gt;
&lt;p&gt;&lt;strong&gt;Oxford fabric&lt;/strong&gt; (typically 300D&amp;ndash;600D for bags) is the default for backpacks and luggage. It is woven from two yarn sizes, giving a basketweave that hides scuffs and takes print well. It is the best all-rounder for durability per dollar.&lt;/p&gt;
&lt;h2&gt;Nylon&lt;/h2&gt;
&lt;p&gt;&lt;strong&gt;Nylon&lt;/strong&gt; is lighter and stronger by weight than polyester, and resists abrasion better. It costs more and is the choice for technical or premium bags. Ripstop weaves add tear control.&lt;/p&gt;
&lt;h2&gt;Polyester&lt;/h2&gt;
&lt;p&gt;&lt;strong&gt;Polyester&lt;/strong&gt; is the most economical, holds color well and resists UV better than nylon. It is slightly less abrasion resistant, so it suits fashion totes and light-use bags.&lt;/p&gt;
&lt;h2&gt;Don&amp;rsquo;t Forget the Coating&lt;/h2&gt;
&lt;p&gt;The coating decides waterproofing and structure. PU is flexible and cheap; TPU is tougher and more eco-friendly; PVC is stiff and very waterproof. Match the coating to the use case.&lt;/p&gt;
&lt;h2&gt;Need a Swatch?&lt;/h2&gt;
&lt;p&gt;RuiXin Textiles develops &lt;a href=&quot;https://ruixintextiles.com/bag-fabrics/&quot;&gt;bag fabrics&lt;/a&gt; to spec&amp;mdash;send a sample and we return a matched development fabric. &lt;a href=&quot;https://ruixintextiles.com/contact/&quot;&gt;Request a swatch kit&lt;/a&gt;.&lt;/p&gt;
RXC
    );

    $pages[] = array(
        &#039;type&#039;  =&gt; &#039;post&#039;,
        &#039;slug&#039;  =&gt; &#039;waterproof-vs-water-resistant-outdoor-fabric&#039;,
        &#039;title&#039; =&gt; &#039;Waterproof vs Water-Resistant Outdoor Fabric: What Buyers Should Know&#039;,
        &#039;desc&#039;  =&gt; &#039;Understand the difference between waterproof and water-resistant outdoor textiles, how hydrostatic head is measured, and which finish fits tents, jackets and bags.&#039;,
        &#039;content&#039; =&gt; &lt;&lt;&lt;&#039;RXC&#039;
&lt;h2&gt;The Core Difference&lt;/h2&gt;
&lt;p&gt;&lt;strong&gt;Water-resistant&lt;/strong&gt; fabric sheds light rain and splashes; &lt;strong&gt;waterproof&lt;/strong&gt; fabric blocks standing water and sustained rain, usually via a coating or membrane rated by hydrostatic head (mm HH).&lt;/p&gt;
&lt;h2&gt;How Waterproofing Is Measured&lt;/h2&gt;
&lt;p&gt;Hydrostatic head is the water column a fabric holds before leaking. 1,000&amp;ndash;5,000 mm suits light rain; 10,000+ mm suits downpours and submerged gear. Higher ratings often trade off breathability.&lt;/p&gt;
&lt;h2&gt;Common Finishes&lt;/h2&gt;
&lt;ul&gt;
&lt;li&gt;&lt;strong&gt;PU coating:&lt;/strong&gt; affordable, flexible, good to ~5,000&amp;ndash;10,000 mm.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;TPU lamination:&lt;/strong&gt; tougher, weldable, more sustainable than PVC.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Membranes:&lt;/strong&gt; high waterproofing with breathability for shells.&lt;/li&gt;
&lt;/ul&gt;
&lt;h2&gt;Breathability Matters&lt;/h2&gt;
&lt;p&gt;For jackets and active gear, pair waterproofing with MVTR (moisture vapor transmission) so sweat escapes. Bags need less breathability and more abrasion resistance.&lt;/p&gt;
&lt;h2&gt;Spec It With Us&lt;/h2&gt;
&lt;p&gt;RuiXin develops &lt;a href=&quot;https://ruixintextiles.com/outdoor-textiles/&quot;&gt;outdoor textiles&lt;/a&gt; to your HH and breathability targets. &lt;a href=&quot;https://ruixintextiles.com/contact/&quot;&gt;Tell us the end use&lt;/a&gt; for a development roll.&lt;/p&gt;
RXC
    );

    $pages[] = array(
        &#039;type&#039;  =&gt; &#039;post&#039;,
        &#039;slug&#039;  =&gt; &#039;guide-to-garment-lining-fabrics&#039;,
        &#039;title&#039; =&gt; &#039;A Buyer&amp;rsquo;s Guide to Garment Lining Fabrics&#039;,
        &#039;desc&#039;  =&gt; &#039;Polyester, viscose and acetate linings compared&amp;mdash;how to choose the right garment lining for jackets, suits and dresses on slip, durability and comfort.&#039;,
        &#039;content&#039; =&gt; &lt;&lt;&lt;&#039;RXC&#039;
&lt;h2&gt;Why the Lining Matters&lt;/h2&gt;
&lt;p&gt;A &lt;strong&gt;garment lining&lt;/strong&gt; affects how a jacket slips on, how it drapes and how long it lasts. The wrong lining bags, pills or shocks the wearer with static.&lt;/p&gt;
&lt;h2&gt;Polyester Lining&lt;/h2&gt;
&lt;p&gt;The default: smooth, colorfast, low cost and hard-wearing. Best for everyday and outerwear where durability beats luxury.&lt;/p&gt;
&lt;h2&gt;Viscose (Rayon) Lining&lt;/h2&gt;
&lt;p&gt;Breathable and soft against skin with a pleasant drape. Common in dresses and unlined-feel garments. Less abrasion resistant than polyester.&lt;/p&gt;
&lt;h2&gt;Acetate Lining&lt;/h2&gt;
&lt;p&gt;Lustrous and formal, favored for suits and tailored coats. Needs careful care and lower heat.&lt;/p&gt;
&lt;h2&gt;Functional Options&lt;/h2&gt;
&lt;p&gt;Anti-static and anti-pilling finishes reduce complaints; printed linings add brand detail. Match weight and width to the shell.&lt;/p&gt;
&lt;h2&gt;Source It&lt;/h2&gt;
&lt;p&gt;RuiXin manufactures &lt;a href=&quot;https://ruixintextiles.com/garment-linings/&quot;&gt;garment linings&lt;/a&gt; to spec. &lt;a href=&quot;https://ruixintextiles.com/contact/&quot;&gt;Request swatches&lt;/a&gt; in your colors.&lt;/p&gt;
RXC
    );

    foreach ($pages as $p) {
        $found = get_page_by_path($p[&#039;slug&#039;], OBJECT, $p[&#039;type&#039;]);
        if (!$found) {
            wp_insert_post(array(
                &#039;post_type&#039;    =&gt; $p[&#039;type&#039;],
                &#039;post_name&#039;    =&gt; $p[&#039;slug&#039;],
                &#039;post_title&#039;   =&gt; $p[&#039;title&#039;],
                &#039;post_content&#039; =&gt; $p[&#039;content&#039;],
                &#039;post_excerpt&#039; =&gt; $p[&#039;desc&#039;],
                &#039;post_status&#039;  =&gt; &#039;publish&#039;,
                &#039;meta_input&#039;   =&gt; array(&#039;ruixin_meta_desc&#039; =&gt; $p[&#039;desc&#039;]),
            ));
        }
    }
    update_option(&#039;ruixin_seo_content_done&#039;, &#039;1&#039;);
});
/* === RuiXin CONTENT END === */

/* === RuiXin ANALYTICS START === */
// 分析埋点：填入真实站点 ID 后自动生效（留空不输出）。用于衡量自然搜索流量与排名提升。
if ( ! defined( &#039;RUIXIN_GA4_ID&#039; ) )     { define( &#039;RUIXIN_GA4_ID&#039;, &#039;&#039; ); }     // 例如 G-XXXXXXXXXX
if ( ! defined( &#039;RUIXIN_CLARITY_ID&#039; ) ) { define( &#039;RUIXIN_CLARITY_ID&#039;, &#039;&#039; ); } // 例如 xxxxxxxxxx
if ( ! defined( &#039;RUIXIN_BAIDU_ID&#039; ) )   { define( &#039;RUIXIN_BAIDU_ID&#039;, &#039;&#039; ); }   // 百度统计 token，例如 1234567890
add_action(&#039;wp_head&#039;, function () {
    if (is_admin()) return;
    $ga = RUIXIN_GA4_ID;
    if ($ga) {
        echo &quot;&lt;script async src=\&quot;https://www.googletagmanager.com/gtag/js?id=&quot; . esc_attr($ga) . &quot;\&quot;&gt;&lt;/script&gt;\n&quot;;
        echo &quot;&lt;script&gt;window.dataLayer=window.dataLayer||[];function gtag(){dataLayer.push(arguments);}gtag(&#039;js&#039;,new Date());gtag(&#039;config&#039;,&#039;&quot; . esc_js($ga) . &quot;&#039;);&lt;/script&gt;\n&quot;;
    }
    $cl = RUIXIN_CLARITY_ID;
    if ($cl) {
        echo &quot;&lt;script&gt;(function(c,l,a,r,i,t,y){c[a]=c[a]||function(){(c[a].q=c[a].q||[]).push(arguments)};t=l.createElement(r);t.async=1;t.src=&#039;https://www.clarity.ms/tag/&#039;+i;y=l.getElementsByTagName(r)[0];y.parentNode.insertBefore(t,y);})(window,document,&#039;clarity&#039;,&#039;script&#039;,&#039;&quot; . esc_js($cl) . &quot;&#039;);&lt;/script&gt;\n&quot;;
    }
    $ba = RUIXIN_BAIDU_ID;
    if ($ba) {
        echo &quot;&lt;script&gt;var _hmt=_hmt||[];(function(){var hm=document.createElement(&#039;script&#039;);hm.src=&#039;https://hm.baidu.com/hm.js?&quot; . esc_js($ba) . &quot;&#039;;var s=document.getElementsByTagName(&#039;script&#039;)[0];s.parentNode.insertBefore(hm,s);})();&lt;/script&gt;\n&quot;;
    }
}, 3);
/* === RuiXin ANALYTICS END === */

/* === RuiXin RICH SCHEMA START === */
// 每页富媒体结构化数据：博客=Article，纺织落地页=Service，助力 Google 富结果
add_action(&#039;wp_head&#039;, function () {
    if (!is_singular()) return;
    $id = get_the_ID();
    $p = get_post($id);
    if (!$p) return;
    $slug = $p-&gt;post_name;
    $url = get_permalink($id);
    $title = get_the_title($id);
    $desc = get_post_meta($id, &#039;ruixin_meta_desc&#039;, true);
    if (!$desc) {
        $desc = wp_trim_words(wp_strip_all_tags($p-&gt;post_content), 40, &#039;&#039;);
    }
    $textile_pages = array(&#039;bag-fabrics&#039;,&#039;outdoor-textiles&#039;,&#039;garment-linings&#039;,&#039;recycled-grs-fabric&#039;,&#039;polyester-twill-fabric&#039;,&#039;nylon-ripstop-fabric&#039;,&#039;waterproof-coated-fabric&#039;,&#039;custom-fabric-oem&#039;);
    if ($p-&gt;post_type === &#039;post&#039;) {
        $data = array(
            &#039;@context&#039;=&gt;&#039;https://schema.org&#039;,&#039;@type&#039;=&gt;&#039;Article&#039;,
            &#039;headline&#039;=&gt;$title,&#039;description&#039;=&gt;$desc,&#039;url&#039;=&gt;$url,
            &#039;datePublished&#039;=&gt;get_the_date(&#039;c&#039;,$id),&#039;dateModified&#039;=&gt;get_the_modified_date(&#039;c&#039;,$id),
            &#039;author&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;Organization&#039;,&#039;name&#039;=&gt;&#039;RuiXin Textiles Co., Ltd.&#039;,&#039;url&#039;=&gt;&#039;https://ruixintextiles.com/&#039;),
            &#039;publisher&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;Organization&#039;,&#039;name&#039;=&gt;&#039;RuiXin Textiles Co., Ltd.&#039;,&#039;url&#039;=&gt;&#039;https://ruixintextiles.com/&#039;)
        );
    } elseif (in_array($slug, $textile_pages, true)) {
        $data = array(
            &#039;@context&#039;=&gt;&#039;https://schema.org&#039;,&#039;@type&#039;=&gt;&#039;Service&#039;,
            &#039;name&#039;=&gt;$title,&#039;description&#039;=&gt;$desc,&#039;url&#039;=&gt;$url,
            &#039;provider&#039;=&gt;array(&#039;@type&#039;=&gt;&#039;Organization&#039;,&#039;name&#039;=&gt;&#039;RuiXin Textiles Co., Ltd.&#039;,&#039;url&#039;=&gt;&#039;https://ruixintextiles.com/&#039;),
            &#039;areaServed&#039;=&gt;&#039;Worldwide&#039;,&#039;serviceType&#039;=&gt;$title
        );
    } else {
        return;
    }
    echo &#039;&lt;script type=&quot;application/ld+json&quot;&gt;&#039; . wp_json_encode($data, JSON_UNESCAPED_SLASHES | JSON_UNESIGNED_UNICODE) . &quot;&lt;/script&gt;\n&quot;;
}, 7);
/* === RuiXin RICH SCHEMA END === */

/* === RuiXin INTERLINK START === */
// 所有纺织落地页/指南底部自动追加&quot;相关面料&quot;互链，强化内链权重传递（不影响首页）
add_filter(&#039;the_content&#039;, function ($content) {
    if (!is_singular()) return $content;
    $p = get_post(get_the_ID());
    if (!$p) return $content;
    $slug = $p-&gt;post_name;
    $textile = array(&#039;bag-fabrics&#039;,&#039;outdoor-textiles&#039;,&#039;garment-linings&#039;,&#039;recycled-grs-fabric&#039;,&#039;polyester-twill-fabric&#039;,&#039;nylon-ripstop-fabric&#039;,&#039;waterproof-coated-fabric&#039;,&#039;custom-fabric-oem&#039;,&#039;how-to-choose-bag-fabric&#039;,&#039;waterproof-vs-water-resistant-outdoor-fabric&#039;,&#039;guide-to-garment-lining-fabrics&#039;);
    if (!in_array($slug, $textile, true)) return $content;
    $links = array(
        &#039;bag-fabrics&#039;=&gt;&#039;Bag Fabrics&#039;,&#039;outdoor-textiles&#039;=&gt;&#039;Outdoor Textiles&#039;,
        &#039;garment-linings&#039;=&gt;&#039;Garment Linings&#039;,&#039;recycled-grs-fabric&#039;=&gt;&#039;Recycled GRS Fabric&#039;,
        &#039;polyester-twill-fabric&#039;=&gt;&#039;Polyester Twill Fabric&#039;,&#039;nylon-ripstop-fabric&#039;=&gt;&#039;Nylon Ripstop Fabric&#039;,
        &#039;waterproof-coated-fabric&#039;=&gt;&#039;Waterproof Coated Fabric&#039;,&#039;custom-fabric-oem&#039;=&gt;&#039;Custom Fabric &amp; OEM&#039;
    );
    $out = &#039;&lt;hr&gt;&lt;h2&gt;Explore Our Fabric Range&lt;/h2&gt;&lt;ul&gt;&#039;;
    foreach ($links as $s=&gt;$t) {
        if ($s === $slug) continue;
        $out .= &#039;&lt;li&gt;&lt;a href=&quot;https://ruixintextiles.com/&#039; . $s . &#039;/&quot;&gt;&#039; . $t . &#039;&lt;/a&gt;&lt;/li&gt;&#039;;
    }
    $out .= &#039;&lt;/ul&gt;&lt;p&gt;Need a quote? &lt;a href=&quot;https://ruixintextiles.com/contact/&quot;&gt;Contact RuiXin Textiles&lt;/a&gt; for swatches and pricing.&lt;/p&gt;&#039;;
    return $content . $out;
});
/* === RuiXin INTERLINK END === */

/* === RuiXin CONTENT V2 START === */
// 第二批关键词落地页：再生环保、涤纶斜纹、尼龙格子、防水涂层、定制OEM（高商业意图）
add_action(&#039;init&#039;, function () {
    if (get_option(&#039;ruixin_seo_content_v2_done&#039;)) return;
    $pages = array();
    $pages[] = array(
        &#039;type&#039;=&gt;&#039;page&#039;,&#039;slug&#039;=&gt;&#039;recycled-grs-fabric&#039;,
        &#039;title&#039;=&gt;&#039;Recycled GRS Fabric Manufacturer | GRS-Certified rPET Textiles&#039;,
        &#039;desc&#039;=&gt;&#039;RuiXin Textiles manufactures GRS-certified recycled fabrics from rPET and regenerated fibers for bags, apparel and outdoor gear, with full chain-of-custody documentation and low-MOQ sustainable programs.&#039;,
        &#039;content&#039;=&gt;&lt;&lt;&lt;&#039;RXC&#039;
&lt;h2&gt;Recycled Fabrics With a Verifiable Story&lt;/h2&gt;
&lt;p&gt;RuiXin Textiles manufactures &lt;strong&gt;recycled GRS fabric&lt;/strong&gt; from rPET (recycled polyester) and regenerated nylon for brands that need sustainability claims they can prove. Every program ships with &lt;strong&gt;GRS (Global Recycled Standard)&lt;/strong&gt; documentation and a full chain of custody from flake to finished roll.&lt;/p&gt;
&lt;h2&gt;What We Make&lt;/h2&gt;
&lt;ul&gt;
&lt;li&gt;&lt;strong&gt;rPET woven &amp;amp; knitted:&lt;/strong&gt; Oxford, plain and twill constructions from 100% recycled polyester.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Regenerated nylon:&lt;/strong&gt; for technical bags and outdoor gear with a lower virgin-footprint.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Recycled coatings:&lt;/strong&gt; bio-based and TPU options to keep the whole build circular.&lt;/li&gt;
&lt;/ul&gt;
&lt;h2&gt;Applications&lt;/h2&gt;
&lt;p&gt;Our recycled textiles serve &lt;a href=&quot;https://ruixintextiles.com/bag-fabrics/&quot;&gt;bag fabrics&lt;/a&gt;, &lt;a href=&quot;https://ruixintextiles.com/garment-linings/&quot;&gt;garment linings&lt;/a&gt; and &lt;a href=&quot;https://ruixintextiles.com/outdoor-textiles/&quot;&gt;outdoor textiles&lt;/a&gt;&amp;mdash;ideal for eco programs, corporate sustainability targets and EU regulation-ready supply chains.&lt;/p&gt;
&lt;h2&gt;Customization&lt;/h2&gt;
&lt;p&gt;We match GSM, width, color and finish to your spec, and can blend recycled with performance coatings for waterproofing or durability. MOQ is kept practical for growing sustainable lines.&lt;/p&gt;
&lt;h2&gt;Quality &amp;amp; Documentation&lt;/h2&gt;
&lt;p&gt;Production under ISO 9001 with GRS scope certificates available. [Confirm your active certificate number and scope before publishing.]&lt;/p&gt;
&lt;h2&gt;Get a Quote&lt;/h2&gt;
&lt;p&gt;Send your target composition and end use. Request a swatch and GRS documentation on our &lt;a href=&quot;https://ruixintextiles.com/contact/&quot;&gt;contact page&lt;/a&gt;.&lt;/p&gt;
RXC
    );
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        &#039;type&#039;=&gt;&#039;page&#039;,&#039;slug&#039;=&gt;&#039;polyester-twill-fabric&#039;,
        &#039;title&#039;=&gt;&#039;Polyester Twill Fabric Manufacturer | Durable Woven Textiles&#039;,
        &#039;desc&#039;=&gt;&#039;RuiXin Textiles weaves polyester twill fabrics for workwear, bags and linings - durable, colorfast and cost-effective, with custom GSM, finish and print.&#039;,
        &#039;content&#039;=&gt;&lt;&lt;&lt;&#039;RXC&#039;
&lt;h2&gt;Polyester Twill That Works Hard&lt;/h2&gt;
&lt;p&gt;RuiXin Textiles weaves &lt;strong&gt;polyester twill fabric&lt;/strong&gt; for workwear, bags, uniforms and linings. The diagonal twill weave gives a denser, more durable cloth than plain weave, with a smooth hand and excellent colorfastness.&lt;/p&gt;
&lt;h2&gt;Why Specifiers Choose Twill&lt;/h2&gt;
&lt;ul&gt;
&lt;li&gt;&lt;strong&gt;Durable:&lt;/strong&gt; the twill structure resists wear better than plain weave at the same weight.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Colorfast:&lt;/strong&gt; polyester holds dye through washing and UV exposure.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Cost-effective:&lt;/strong&gt; cheaper than nylon while covering most daily-use cases.&lt;/li&gt;
&lt;/ul&gt;
&lt;h2&gt;Customization&lt;/h2&gt;
&lt;p&gt;We adjust &lt;em&gt;GSM, width, twill direction, color and finish&lt;/em&gt;. Common finishes include water-repellent, anti-static and easy-care for workwear and bags. Print and jacquard options add brand detail.&lt;/p&gt;
&lt;h2&gt;Where It Fits&lt;/h2&gt;
&lt;p&gt;Twill is a staple for &lt;a href=&quot;https://ruixintextiles.com/bag-fabrics/&quot;&gt;bag fabrics&lt;/a&gt; and structured &lt;a href=&quot;https://ruixintextiles.com/garment-linings/&quot;&gt;linings&lt;/a&gt;. For weather-exposed gear see our &lt;a href=&quot;https://ruixintextiles.com/outdoor-textiles/&quot;&gt;outdoor textiles&lt;/a&gt;.&lt;/p&gt;
&lt;h2&gt;Get a Quote&lt;/h2&gt;
&lt;p&gt;Tell us the end use and target weight. Request swatches and pricing on our &lt;a href=&quot;https://ruixintextiles.com/contact/&quot;&gt;contact page&lt;/a&gt;.&lt;/p&gt;
RXC
    );
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        &#039;title&#039;=&gt;&#039;Nylon Ripstop Fabric Supplier | Tear-Resistant Technical Textiles&#039;,
        &#039;desc&#039;=&gt;&#039;RuiXin Textiles supplies nylon ripstop fabrics for outdoor gear, bags and technical apparel - lightweight, tear-resistant and customizable with PU/TPU coatings.&#039;,
        &#039;content&#039;=&gt;&lt;&lt;&lt;&#039;RXC&#039;
&lt;h2&gt;Ripstop That Stops Tears Spreading&lt;/h2&gt;
&lt;p&gt;RuiXin Textiles supplies &lt;strong&gt;nylon ripstop fabric&lt;/strong&gt; for outdoor gear, bags and technical apparel. The reinforced grid weave catches a tear before it runs, so a snag does not become a failure.&lt;/p&gt;
&lt;h2&gt;Key Benefits&lt;/h2&gt;
&lt;ul&gt;
&lt;li&gt;&lt;strong&gt;Tear-resistant:&lt;/strong&gt; the ripstop grid limits damage to the point of impact.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Lightweight:&lt;/strong&gt; nylon gives high strength per gram for packs and shells.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Coatable:&lt;/strong&gt; pairs with PU/TPU for water and abrasion resistance.&lt;/li&gt;
&lt;/ul&gt;
&lt;h2&gt;Applications&lt;/h2&gt;
&lt;p&gt;Ideal for &lt;a href=&quot;https://ruixintextiles.com/bag-fabrics/&quot;&gt;bag fabrics&lt;/a&gt;, tent and &lt;a href=&quot;https://ruixintextiles.com/outdoor-textiles/&quot;&gt;outdoor textiles&lt;/a&gt;, and reinforcement panels on apparel. Ripstop is the go-to for gear that takes abuse.&lt;/p&gt;
&lt;h2&gt;Customization&lt;/h2&gt;
&lt;p&gt;We set denier, grid spacing, color, coating type and width to your build. Send the end-use and we propose a construction with lab dips.&lt;/p&gt;
&lt;h2&gt;Get a Quote&lt;/h2&gt;
&lt;p&gt;Describe the gear and the conditions. Request a development roll on our &lt;a href=&quot;https://ruixintextiles.com/contact/&quot;&gt;contact page&lt;/a&gt;.&lt;/p&gt;
RXC
    );
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        &#039;type&#039;=&gt;&#039;page&#039;,&#039;slug&#039;=&gt;&#039;waterproof-coated-fabric&#039;,
        &#039;title&#039;=&gt;&#039;Waterproof Coated Fabric Manufacturer | PU / TPU / PVC Coatings&#039;,
        &#039;desc&#039;=&gt;&#039;RuiXin Textiles produces waterproof coated fabrics with PU, TPU and PVC backings for bags, outdoor and protective gear, rated by hydrostatic head to your specification.&#039;,
        &#039;content&#039;=&gt;&lt;&lt;&lt;&#039;RXC&#039;
&lt;h2&gt;Coatings That Decide Waterproofing&lt;/h2&gt;
&lt;p&gt;RuiXin Textiles produces &lt;strong&gt;waterproof coated fabric&lt;/strong&gt; by backing woven substrates with PU, TPU or PVC. The coating&amp;mdash;not just the weave&amp;mdash;sets how much water the cloth blocks and how it feels.&lt;/p&gt;
&lt;h2&gt;Coating Options&lt;/h2&gt;
&lt;ul&gt;
&lt;li&gt;&lt;strong&gt;PU:&lt;/strong&gt; flexible, affordable, good to ~5,000&amp;ndash;10,000 mm hydrostatic head.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;TPU:&lt;/strong&gt; tougher, weldable and more sustainable than PVC.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;PVC:&lt;/strong&gt; stiff, very waterproof, economical for heavy-duty gear.&lt;/li&gt;
&lt;/ul&gt;
&lt;h2&gt;Match the Rating to the Use&lt;/h2&gt;
&lt;p&gt;Light rain needs ~1,000&amp;ndash;5,000 mm; downpours and submerged gear need 10,000 mm+. We rate every build to your hydrostatic-head target. See our guide on &lt;a href=&quot;https://ruixintextiles.com/waterproof-vs-water-resistant-outdoor-fabric/&quot;&gt;waterproof vs water-resistant&lt;/a&gt;.&lt;/p&gt;
&lt;h2&gt;Applications&lt;/h2&gt;
&lt;p&gt;Used across &lt;a href=&quot;https://ruixintextiles.com/bag-fabrics/&quot;&gt;bag fabrics&lt;/a&gt; and &lt;a href=&quot;https://ruixintextiles.com/outdoor-textiles/&quot;&gt;outdoor textiles&lt;/a&gt;. For the base weave, pair with &lt;a href=&quot;https://ruixintextiles.com/nylon-ripstop-fabric/&quot;&gt;nylon ripstop&lt;/a&gt; or &lt;a href=&quot;https://ruixintextiles.com/polyester-twill-fabric/&quot;&gt;polyester twill&lt;/a&gt;.&lt;/p&gt;
&lt;h2&gt;Get a Quote&lt;/h2&gt;
&lt;p&gt;Share your HH target and end use. Request a coated sample on our &lt;a href=&quot;https://ruixintextiles.com/contact/&quot;&gt;contact page&lt;/a&gt;.&lt;/p&gt;
RXC
    );
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        &#039;type&#039;=&gt;&#039;page&#039;,&#039;slug&#039;=&gt;&#039;custom-fabric-oem&#039;,
        &#039;title&#039;=&gt;&#039;Custom Fabric Manufacturing &amp; OEM | Made to Spec in China&#039;,
        &#039;desc&#039;=&gt;&#039;RuiXin Textiles develops custom fabrics to your spec: composition, GSM, color, finish and coating. OEM, private label and sample-match development from Ningbo, China.&#039;,
        &#039;content&#039;=&gt;&lt;&lt;&lt;&#039;RXC&#039;
&lt;h2&gt;Your Spec, Our Mill&lt;/h2&gt;
&lt;p&gt;RuiXin Textiles runs &lt;strong&gt;custom fabric manufacturing&lt;/strong&gt; and OEM from Ningbo, China. Send a brief&amp;mdash;or a competitor sample&amp;mdash;and we develop a matched fabric: composition, GSM, width, color, finish and coating, all to spec.&lt;/p&gt;
&lt;h2&gt;How Development Works&lt;/h2&gt;
&lt;ul&gt;
&lt;li&gt;&lt;strong&gt;Brief or sample:&lt;/strong&gt; share the end use, target weight and finish.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Lab dips &amp;amp; hand-feel:&lt;/strong&gt; we return color and construction options.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Development roll:&lt;/strong&gt; a short run to validate before bulk.&lt;/li&gt;
&lt;li&gt;&lt;strong&gt;Bulk &amp;amp; QA:&lt;/strong&gt; ISO 9001 production with documented inspections.&lt;/li&gt;
&lt;/ul&gt;
&lt;h2&gt;OEM &amp;amp; Private Label&lt;/h2&gt;
&lt;p&gt;We support private-label programs with neutral packaging and confidential development. Certificates (OEKO-TEX, GRS, ISO 9001, BSCI) are available per scope. [Confirm active certificates before publishing.]&lt;/p&gt;
&lt;h2&gt;What We Build&lt;/h2&gt;
&lt;p&gt;From &lt;a href=&quot;https://ruixintextiles.com/bag-fabrics/&quot;&gt;bag fabrics&lt;/a&gt; and &lt;a href=&quot;https://ruixintextiles.com/garment-linings/&quot;&gt;linings&lt;/a&gt; to &lt;a href=&quot;https://ruixintextiles.com/recycled-grs-fabric/&quot;&gt;recycled GRS&lt;/a&gt; and &lt;a href=&quot;https://ruixintextiles.com/waterproof-coated-fabric/&quot;&gt;waterproof coated&lt;/a&gt; textiles.&lt;/p&gt;
&lt;h2&gt;Get a Quote&lt;/h2&gt;
&lt;p&gt;Send your brief or sample to start development on our &lt;a href=&quot;https://ruixintextiles.com/contact/&quot;&gt;contact page&lt;/a&gt;.&lt;/p&gt;
RXC
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