About us

    ChangZhou KL Biotech Ltd., located in ChangZhou High-Tech Park, is specializing in peptide reagent, generic peptide, custom peptide synthesis, custom antibody and providing various peptide products and services for pharmaceutical companies, biotech companies and institutes worldwide.

    KL Biotech commits to continuous quality improvement in all of our products and services through a cohesive effort from our management, staff, customers and suppliers. To ensure customers’ continued success, KL Peptide regularly improved our products and services to meet uprising demand in the competitive global market. 

    KL Biotech is dedicated to provide High Quality and Competitively Priced Peptide to global customers in Universities, Research Institutes, Cosmetics, Biotech and Pharmaceutical Companies. with many state-of-the-art and highly sophisticated peptide instrumentations.

    KL Biotech is constantly upgrading every aspect of our quality systems in terms of staff training, documentation and analytical capabilities to achieve the highest levels possible. Every product we ship includes a Certificate of Analysis with complete detailed information on lot number, product information, date of manufacturing, date of expiry, specification and typical analysis data.   The quality of our products is one of our most significant assets.

    Our staffs are experienced in the synthesis of long sequence peptides such as 109 amino acids sequences.  And we are experienced in the synthesis of high quality peptides with various modifications, such as Cyclic-peptide, Methyl-peptide, Sulfication-peptide, Phospho-peptides, and Fluorescent Labeled Peptides etc.

    KL Biotech is dedicated to provide highest quality peptides for university, institute, biotech company and pharmaceutical plant in the world.