Guo Weicheng

Sihuan Pharmaceutical Holding Group Ltd. is a Hong Kong-based investment holding company principally engaged in pharmaceutical businesses. The Company is mainly engaged in the research and development, manufacture and sales of pharmaceutical products in China. Its products are applicable in cardio-cerebral vascular (CCV) system, central nervous system, metabolism, oncology and anti-infective fields. Its CCV products include Kelinao, Anjieli and Oudimei, among others. Its non-CCV products include Ren'Ao, Metronidazole and Clindamycin, among others.