Company: Shihezi Changyun Biochemical Co., Ltd Add: No. 12 North 3 Road, Shihezi, Xinjiang, P.R. China P. C.: 832005 Tel: 86-993-2517397,2524155,2918472,2918453 Fax: 86-993-2516874,2918524 E-mail1: 　　 E-mail2: