All right. Beijing tongrongtang biotechnology co., ltd was established on April 2, 20654381day. The legal representative is Zhang Lian, and its business scope includes: technology development, technology popularization, technology consultation, technology service and technology transfer; Health management (except for diagnosis and treatment activities subject to approval), etc. Tongrongtang National Medicine's whitening and ruddy essence cream can directly reach the deep skin and continuously stabilize the water-oil balance of the skin; Stimulate the formation of collagen, help the skin rebuild elasticity and reduce the generation of fine lines and dry lines.