Main products : 1. Pyroglutamic acid , Glutamic acid , Gly-Gly , Pyroglutaminol , Theanine , Tyrosine , Leucine and derivates of them. 2. Chiral amino acids : D-(Histidine, Pyroglutamic acid, Glutamic acid, Theanine , Tyrosine ,Leucine) 3. Racemic amino acids : DL-(Tyrosine , Valine , Leucine , Arginine HCL) 4.Protected amino acids (N-acetyl, BOC, Fmoc, Cbz, Ester ) and other derivatives. 5. Amino composite salt(L-Arg-L-Asp,L-Arg-L-Pyr,L-Lys-L-Glu) Acetyl-L-Glutamic acid,Acetyl-D-Glutamic acid ,Acetyl-D-Leucine, GLYCYLGLYCINE 6. Intermediates of Tirzepatide,Semaglutide , Ledipasvir, Larotrectinib, Velpatasvir, Baricitinib,Tipiracil, voxilaprevir, Vildagliptin, , Telegliptin ,Linagliptin, Lacosamide, Heterocyclic group