Shanghai Chuanding International Trade Co., Ltd. is the production base of hollow fiber ultrafiltration membrane of Shanghai Textile Science Research Institute. Shanghai Textile Science Research Institute is the earliest unit in China to develop and develop hollow fiber ultrafiltration membrane for water treatment. The first domestic high-efficiency water purifier was born here. The product was awarded five ministries and commissions in 1993. National Product Award. After the development of Shanghai Pudong, Shanghai Chuanding International Trade Co., Ltd. has established the production of hollow fiber ultrafiltration membrane module and complete set of automatic ultrafiltration water equipment in Pudong New Area.