Scan the QR code on the packaging of vitamin products with WeChat to check the authenticity.

According to the inquiry of Yangshengtang official website, the product authenticity can be directly inquired by using the WeChat scanning function.

For more after-sales service, please call the national service hotline of Yangshengtang: 400-700-6868 (8: 30- 17: 30 on weekdays).