Shanghai Dingfen Chemical Technology Co., Ltd.
- Tel
- 021-57450129 17701764569
- Email
- 369405814@qq.com
Beijing Jin Ming Biotechnology Co., Ltd.
- Tel
- 010-60605840 15801484223;
- Email
- psaitong@jm-bio.com
Guangzhou Guangyuan Science and Education Instrument Co., Ltd
- Tel
- 020-85677997