HANGZHOU COWIN PHARMA CO., LTD. Add: Building No.21, No.1218 Wenyixi Road, Cangqian Street, Yuhang District, Hangzhou China. TEL: +86-571-8821 2683 /+86-571-8885 5243 FAX: +86-571-8821 2052 E-mail: infor@cowinpharma.com Web site: www.cowinpharma.com