Taizhou Langrui Chemical Trading Co., Ltd. is a wholly-owned subsidiary of Zhongshan Xinxing Enterprise Investment Co., Ltd. Taizhou Langrui Chemical Trading Co., Ltd., in joint investment with Hainan Haiyao, established Yancheng Kaiyuan Pharmaceutical Chemical Co., Ltd., which produces cephalosporin core intermediates 7-ANCA and 3-OH cephalosporin, dominating both domestic and international markets. Taizhou Langrui Chemical Trading Co., Ltd. boasts a diverse product line, including active pharmaceutical ingredients (such as Ursodeoxycholic Acid, Chenodeoxycholic Acid, Ceftizoxime Sodium, Cefteram, Sertaconazole, Azapirone, Sodium Inositol Hexaphosphate, etc.), cephalosporin core series (e.g., 7-ANCA, 3-OH, etc.), cephalosporin side chain series and intermediates, tetrazole series, and natural extracts (such as Ursolic Acid, Carnosic Acid, Cholic Acid, etc.). The company adheres to the principle of "customer first, service supreme," working closely with numerous partners for mutual development.