Ningxia Qiyuan Pharmaceutical Co., Ltd.

NINGXIA QIYUAN PHARMACEUTICAL CO., LTD. is one of the main manufacturer of fermentation API material in China. The main products is tetracycline, tetracycline hcl (COS & FDA approved ), erythromycin , erythromycin thiocyanate, VB2 (Riboflavin), 2-Keto-L-Gulonic acid, Avermectin, Emamectin Benzoate TC. Look forward to creating a bright future with… More