Woocommerce show cross sells on singe product page [closed]

add_action('woocommerce_after_single_product_summary', 'show_cross_sell_in_single_product', 30);
function show_cross_sell_in_single_product(){
    $crosssells = get_post_meta( get_the_ID(), '_crosssell_ids',true);

    if(empty($crosssells)){
        return;
    }

    $args = array( 
        'post_type' => 'product', 
        'posts_per_page' => -1, 
        'post__in' => $crosssells 
        );
    $products = new WP_Query( $args );
    if( $products->have_posts() ) : 
        echo '<div class="cross-sells"><h2>Cross-Sells Products</h2>';
        woocommerce_product_loop_start();
        while ( $products->have_posts() ) : $products->the_post();
            wc_get_template_part( 'content', 'product' );
        endwhile; // end of the loop.
        woocommerce_product_loop_end();
        echo '</div>';
    endif;
    wp_reset_postdata();
}