Hua Dong Qi

Beijing Centek Venture Capital Co. Ltd. engages in the venture capital investment. It focuses on investment management services. The company was founded on January 5, 2000 and is headquartered in Beijing, China.

DUO Pharmaceutical Co., Ltd. is a holding company that engages in the production of pharmaceutical products. It offers medicines in the form of tablets, capsules, injections, and granules. Its products include tramadol hydrochloride tablets and injections, pediatric paracetamol enema, Vitamin C injections, cephalexin and trimethoprim capsules, glucose injections, and lincomycin hydrochloride injections. The company was founded on December 15, 1999 and is headquartered in Jiamusi, China.

Beijing Zhongguancun Sihuan Medicine Development Co., Ltd. engages in the development of medical technology. The company was founded on November 1, 1989 and is headquartered in Beijing, China.