Changmao Biochemical Engineering Company Limited — Investor Relations & Filings

Changmao Biochemical Engineering Company Limited is a specialized producer of organic acids and their derivatives, focusing primarily on the four-carbon series. Key products include L-malic acid, DL-malic acid, L(+)-tartaric acid, DL-tartaric acid, and fumaric acid. These organic acids, often derived from maleic anhydride, serve critical functions across diverse markets, including food ingredients, pharmaceuticals, chemical manufacturing, and new materials development. Established in 1992, the company has historically been noted as China's first malic acid supplier and maintains a focus on advanced technology, operating research centers dedicated to biochemical chiral engineering.