Xi'an Maxsun Bio&Tech Co., Ltd. founded in 2001 is a Hi-tech stock company and manufacturer of Amino Acids, Herbal Extracts, Food Additives , Prohormones and Vitamins. Possessing independent import- export authority and advanced technology, Maxsun is engaged in manufacturing and exporting Chinese active ingredients in food and chemical industries. Till now, our sale's network has extended to more than 30 countries including USA , Canada , and England .