public static function init() {
        add_action('usces_action_chk_pro_detail', [get_class(), 'addComboGroupItemsDownloadColCheckbox'], 10, 1);
        add_filter('usces_filter_chk_pro_label_detail', [get_class(), 'addComboGroupItemsColLabel'], 10, 1);
        add_filter('usces_filter_chk_pro_data_detail', [get_class(), 'addComboGroupItemsColCell'], 10, 4);
        add_filter('usces_filter_chk_pro', [get_class(), 'persistCheckedStatus'], 10, 1);
    }