According to China's inquiry. Com, Biyan is a skin care, anti-wrinkle and anti-aging brand operated by Xi Anyu Yuansheng Co., Ltd. (referred to as Yuyuansheng Bio). Based on the brand-new fourth-generation skin care nano-penetration small molecule introduction technology, it provides users with one-stop skin care products with external adjustment and internal cultivation, and is a first-line brand.