Cathay Biomaterial Co.,Ltd was established in 2001, the registered capital is 300 million RMB. The company covers an area of more than 35 hectares with a modern facility capable of producing dibasic acids with a carboxylic chain length from C9 to C18 through fermentation process. Now we are the world largest manufacturer of Long-chain Dicarboxylic acid(HOOC(CH2)nCOOH), it used primarily for nylons PA612, polyesters and adhesives and bio-solvents. Cathay’s leading-edge technological innovations allow the manufacturing of chemicals and fuels from renewable resources. Cathay is managed by a globally experienced team of technology, business and finance experts.