According to Tian Yan's inquiry, it is known that the founder of Chinese businessman Hongshengkang Film is Mr. Yao Jingbin. 1998, Volkswagen Antai Pharmaceutical Co., Ltd. (formerly known as Harbin Pharmaceutical Group Tongtai Pharmaceutical) was established, and in 2007, Huashang Hongdao Shengkang Membrane (then named "Daoshengkang Membrane") was launched. This product is mainly used in the medical field and has a certain market share and influence.