ZHENGZHOU FRIEND BIOLOGICAL ENGINEERING CO., LTD is a high-tech enterprise integrating scientific research, production, sales, specialized in taurine, ascorbic acid, sodium erythorbate, vitamin A, thiamine hydrochloride, riboflavin, niacinamide, D-calcium pantothenate, pyridoxine, and so on.
ZHENGZHOU FRIEND BIOLOGICAL ENGINEERING CO., LTD is a high-tech enterprise integrating scientific research, production, sales, specialized in taurine, ascorbic acid, sodium erythorbate, vitamin A, thiamine hydrochloride, riboflavin, niacinamide, D-calcium pantothenate, pyridoxine, and so on.