Chengdu Kaijie Bio-Pharmaceutical Co. Ltd. (KJBP) is one of the leading peptide manufacturers in China. It was founded in Chengdu in March, 2003 by a team of experienced peptide chemists with a combined industrial experience over 20 years.

KJBP has oriented its business along two main lines: the investigation, development, production and commercialization of generic bulk peptide APIs for the international markets, and custom synthesis service for buliding blocks, amino acid resin and peptide sequences which meet researchers' specific demand worldwide.
KJBP has begun to implement the 2008 development plan which is improving quality management standards and increasing production scale. Currently Chinese GMP is accomplished and the US FDA preparatory work is also under way as scheduled.