Hubei Huntide Biotech Co.Ltd focuses on small peptides. We have already commercially maufactured L-Carnosine,L-Alanyl-L-Glutamine,Glycyl-L-Tyrosine,Glycyl-L-Glutamine Monohydrate,L-Alanyl-L-Tyrosine,GHK-Cu,AHK-Cu,ect