Get Third Level Categories WooCommerce

I Solved it by my Self

      $args = array(
        'hierarchical' => 1,
        'show_option_none' => '',
        'hide_empty' => 0,
        'parent' => $number = 16,
        'taxonomy' => 'product_cat'
    );
    $subcats = get_categories($args);
    echo '<div class="wooc_sclist">';
    foreach ($subcats as $sc) {
        $link = get_term_link($sc->slug, $sc->taxonomy);
        echo '<ul><a href="' . $link . '">' . $sc->name . '</a>'.$sc->term_id;
        $args2 = get_terms('product_cat',array(
            'child_of' => $sc->term_id,
            'hierarchical' => 1,
            'hide_empty' => 1,
        ));
        foreach ($args2 as $subsubCats) {
            $SubLinks = get_term_link($subsubCats->slug, $subsubCats->taxonomy);
            echo '<li>sub - <a href=" . $SubLinks . ">' . $subsubCats->name . '</a></li>';
        }
        echo '</ul>';
    }
    echo '</div>';
    wp_reset_query();