Unknown. According to the information query, Baiyi Sifang is a trademark applied by Henan Haichuan Pharmaceutical Co., Ltd. The fourth phase of pharmaceutical classification and registration is on August 14, 2022. Henan Haichuan Pharmaceutical Co., Ltd. is located in Xin County, Xinyang City, Henan Province. Nanhaichuan Pharmaceutical is a company that integrates pharmaceutical research, production, and sales of anti-bacterial preparations (liquids, pastes, gels), and daily chemical products.