Custom Vendor Product Fields for HTS and Export Classification Number

// Output the custom HTS Classification at the bottom of the General tab of Product Edit Page.

add_action( 'wcv_product_options_general_product_data', 'wcv_product_hts_classification' );

function wcv_product_hts_classification( $object_id ){

     WCVendors_Pro_Form_Helper::textarea( array(

      'post_id'			=> $object_id,

      'id' 				=> 'wcv_custom_product_hts_classification',

      'label' 			=> __( 'HTS Classification', 'wcvendors-pro' ),

      'placeholder' 		=> __( 'Enter the HTS Classification number of this product here', 'wcvendors-pro' ),

      'desc_tip' 			=> 'true',

      'description' 		=> __( 'The product HTS Classification number', 'wcvendors-pro' ),

    ) );

}

// Display the custom HTS Classification on the Single Product Page.

add_action('woocommerce_product_meta_start', 'wcv_hts_classification', 2);

function wcv_hts_classification() {

    $output = get_post_meta( get_the_ID(), 'wcv_custom_product_hts_classification', true ); // Change wcv_custom_product_hts_classification to your meta key

	if ( ! empty( $output ) ) {

        echo 'HTS Classification: ' . esc_html( $output ) . '<br>';

    }

}

// Output the custom Export Classification at the bottom of the General tab of Product Edit Page.

add_action( 'wcv_product_options_general_product_data', 'wcv_product_export_classification' );

function wcv_product_export_classification( $object_id ){

     WCVendors_Pro_Form_Helper::textarea( array(

      'post_id'			=> $object_id,

      'id' 				=> 'wcv_custom_product_export_classification',

      'label' 			=> __( 'Export Classification', 'wcvendors-pro' ),

      'placeholder' 		=> __( 'Enter the Export Classification number of this product here', 'wcvendors-pro' ),

      'desc_tip' 			=> 'true',

      'description' 		=> __( 'The product Export Classification number', 'wcvendors-pro' ),

    ) );

}

// Display the custom Export Classification on the Single Product Page.

add_action('woocommerce_product_meta_start', 'wcv_export_classification', 2);

function wcv_export_classification() {

    $output = get_post_meta( get_the_ID(), 'wcv_custom_product_export_classification', true ); // Change wcv_custom_product_export_classification to your meta key

	if ( ! empty( $output ) ) {

        echo 'Export Classification: ' . esc_html( $output ) . '<br>';

    }

}