After 20 years of craftsmanship, the GL brand enjoys a high reputation in the global peptide and unusual amino acid fields. In order to protect and promote its brand effect, “GL Graphic Trademark” was successfully registered in the United States after being registered in China.

Founded in 1998, GL Biochem (GL) is a custom peptide synthesis provider and manufacturer of peptide raw materials such as linkers, resins, coupling agents and building blocks, as well as protective and unnatural amino acids and derivatives.

The company’s services and products also include custom organic synthesis, custom antibody services, protein expression and purification, contract research organisation (CRO), full-time employee (FTE) and chemistry manufacturing and controls (CMC) services, peptide libraries, catalogue peptides, generic peptides and active pharmaceutical ingredients (APIs).

For more information, please fill out the enquiry form attached to this page.