ZHEJIANG ZHENYUAN BIOTECH
ZHEJIANG ZHENYUAN BIOTECH is a company operating in the pharmaceutical industry. L-HISTIDINE, L-HISTIDINE HYDROCHLORIDE, L-TYROSINE, L-SERINE, L-THEANINE, LEVODOPA, Zhenyuan BiotechThe products include amino acids, antioxidants, health sugars, functional fatty acids, etc., which are mainly used in medicine, food, health products,