Woocommerce - Add sub categories list after description

gistfile1.txt

add_action( 'woocommerce_archive_description', 'rs_woo_category_description' );
function rs_woo_category_description() {
	$parentid = get_queried_object_id();         
	$args = array( 'parent' => $parentid); 
	$terms = get_terms( 'product_cat', $args );	

	if ( $terms ) {	
	echo '<hr>';
	echo '<div class="rssubcategories">';
	echo '<h2>Alkategóriák</h2>';
		echo '<ul class="products columns-3 subcatlastcssfix">';     
			foreach ( $terms as $term ) {                         
				echo '<li class="product-category product">';                
					echo '<h2>';
						echo '<a href="' .  esc_url( get_term_link( $term ) ) . '" class="' . $term->slug . '">';
							echo $term->name;
						echo '</a>';
					echo '</h2>';                                                                     
				echo '</li>';   
		}
		echo '</ul>';
	echo '</div>';
	echo '<hr>';
	}
}

CSS:

body .rssubcategories .subcatlastcssfix li { margin-bottom: 1em; }
@media (min-width: 768px) {
body .subcatlastcssfix li:nth-of-type(3n) { margin-right: 0px !important; }
}