The import demo does not work, and an error is reported:
Fatal error: Uncaught Error: Call to undefined function XTS\WC_Additional_Variation_Images\xts_calculate_image() in /www/wwwroot/socrc.com/wp-content/themes/xts-hitek/framework/modules/wc-additional-variation-images/class-functions.php:160 Stack trace: #0 /www/wwwroot/socrc.com/wp-content/themes/xts-hitek/framework/modules/wc-additional-variation-images/class-functions.php(100): XTS\WC_Additional_Variation_Images\Functions->get_image_data() #1 /www/wwwroot/socrc.com/wp-content/themes/xts-hitek/framework/modules/wc-additional-variation-images/class-functions.php(60): XTS\WC_Additional_Variation_Images\Functions->get_default_data() #2 /www/wwwroot/socrc.com/wp-includes/class-wp-hook.php(305): XTS\WC_Additional_Variation_Images\Functions->update_available_variation() #3 /www/wwwroot/socrc.com/wp-includes/plugin.php(189): WP_Hook->apply_filters() #4 /www/wwwroot/socrc.com/wp-content/plugins/woocommerce/includes/class-wc-product-variable.php(392): apply_filters() #5 /www/wwwroot/socrc.com/wp-content/plugins/woocommerce/include in /www/wwwroot/socrc.com/wp-content/themes/xts-hitek/framework/modules/wc-additional-variation-images/class-functions.php on line 160