S1401, TJAB,No.220,Dongting Road,TEDA, Tianjin, P.R.China 300457 Tianjin, Tianjin
Tianjin NWS Biotechnology Co. Ltd.�s a high-tech limited company was founded in 2010, which engages the manufacture of intermediate from animal bile and plants , has since been supplying wide range raw materials to cosmetic, nutrition pharmaceutical ...
chenodeoxycholic acid, betulin, cholic acid, ursodeoxycholic acid