Hunan Ouya Biomeclical Co., Ltd. | Address: Changsha National Biomedical Industrial Base, Changsha, Hunan, China 
www.hnouya.cn | Send Inquiry | Phone: +86-(731)-83282515
Hunan Ouya Biomeclical Co., Ltd. is a manufacturer of raw medicine materials and intermediates. We manufacture various intermediate chemicals including trimethylene oxide, 1-hydroxycyclohexyl phenyl k more...