wordpress如何做产品展示页

add_theme_support( 'post-thumbnails' );

<div class="section sectionL">
<?php
    $product_term =get_term_by('name','产品中心',category);
    $product_term_id=$product_term->term_id;
    $product_link=get_term_link($product_term_id,'category');
?>
    <h2>
          <a href="<?php echo $product_link?>">产品中心</a>
        <span><a href="<?php echo $product_link;?>"></a></span>
    </h2>
    <ul>
    <?php
        $product_query=new WP_Query(array(
            'cat'=>2,
            'posts_per_page'=>8
            ));
    if($product_query->have_posts()) : while($product_query->have_posts()) :$product_query->the_post();
    ?>
    <li>
       <a href="<?php the_permalink();?>"> 
           <?php if ( has_post_thumbnail() ) : ?>
            <?php the_post_thumbnail( 'thumbnail' ); ?>
            <?php else: ?>
            //显示默认图片
            <?php endif; ?>
        </a>
        <h3><a href="<?php the_permalink();?>"><?php the_title();?>dd</a></h3>
    </li>           
    <?php endwhile;?>
    <?php endif;?>
    </ul>   
</div>