Zhejiang Tianrui Chemical Co., Ltd

Zhejiang Tianrui Chemical Co., Ltd., is a national high-tech enterprise mainly engaged in the R&D, production and sales of L-Theanine, Resveratrol, Pterostilbene, Curcumin, Glutamic acid series products, Aspartic acid series products, Aspartic acid chelate salt, Complex amino acid.Its products have passed international certifications such as FSSC22000, GMP,HACCP,FDA GRAS, HACCP, KOSHER, HALAL, NON-GMO, etc.