add_filter( 'rank_math/json_ld', function( $data, $jsonld ) {

    if ( is_singular() ) {

        foreach ( $data as $key => $value ) {

            if (
                isset( $value['@type'] ) &&
                $value['@type'] === 'Product'
            ) {

                unset( $data[$key] );

            }
        }

        $data['custom_product_schema'] = array(

            '@context' => 'https://schema.org',

            '@type' => 'Product',

            'name' => get_the_title(),

            'description' => wp_strip_all_tags( get_the_excerpt() ),

            'image' => array(
                get_the_post_thumbnail_url( get_the_ID(), 'full' )
            ),

            'brand' => array(
                '@type' => 'Brand',
                'name'  => 'PUNO'
            ),

            'offers' => array(

                '@type' => 'Offer',

                'url' => get_permalink(),

                'priceCurrency' => 'VND',

                'price' => '150000',

                'availability' => 'https://schema.org/InStock',

                'itemCondition' => 'https://schema.org/NewCondition'

            )

        );

    }

    return $data;

}, 99, 2 );<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="//gautotnghiep.com/main-sitemap.xsl"?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
	<sitemap>
		<loc>https://gautotnghiep.com/post-sitemap.xml</loc>
		<lastmod>2026-05-01T08:18:15+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://gautotnghiep.com/page-sitemap.xml</loc>
		<lastmod>2026-05-04T13:51:43+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://gautotnghiep.com/product-sitemap.xml</loc>
		<lastmod>2026-05-04T12:41:25+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://gautotnghiep.com/category-sitemap.xml</loc>
		<lastmod>2026-05-01T08:18:15+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://gautotnghiep.com/product_cat-sitemap.xml</loc>
		<lastmod>2026-05-04T12:41:25+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://gautotnghiep.com/local-sitemap.xml</loc>
		<lastmod>2025-08-17T09:18:02+00:00</lastmod>
	</sitemap>
</sitemapindex>
<!-- XML Sitemap generated by Rank Math SEO Plugin (c) Rank Math - rankmath.com -->