supplier list
- SIGMA China
- Tel:8008193336 /800 736 3690
- Address: 22 floor century building A-B 398# huaihai road Shanghai (PO Box 14508 St. Louis, MO 63178 UNITED STATES)
- Nanjing Chemlin Chemical Co., Ltd.
- Tel:86-25-83697070
- Address: Rm.902 Longyin Plaza, No. 217 Zhongshan Rd.(N) Nanjing 210009,China