Beijing Tongrentang Chinese Medicine Co., Ltd. is mainly engaged in the production and sale of traditional Chinese medicine. The company and its subsidiaries operate through three major divisions. Hong Kong, China Branch is engaged in selling Chinese medicine products and health products through retail stores, providing Chinese medicine diagnostic services and wholesale Chinese medicine products in Hong Kong, China. It is also engaged in managing brand royalties paid by overseas entities that use the "Tongrentang" brand. The mainland China division distributes Tongrentang Technology and Tongrentang brand products exclusively to non-mainland customers in mainland China. Overseas branches retail and wholesale traditional Chinese medicine products and health products in other overseas countries, and provide Chinese medicine diagnosis and treatment services.