Hainan Shuangcheng Pharmaceuticals Co., Ltd
16 Xingguo Road, Xiuying District, Haikou City, Hainan Province, P. R. China  570314 
Tel: +86-898-6863-5601 Ext. 8207
Fax: +86-898-6865-2226
Ms. Jingda Yin Ph. D. (Oxon)
Manager of International Business Department
yinjingda@hnsp.com