Amatek Scientific Co. Ltd.
Telephone0512-56316828
Websitehttp://www.amateksci.com
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd
Telephone0431-80514535 19917294565
Websitehttp://www.chemextension.com
shanghai Yanfeng biochemical technology Co.,LTD
Telephone13611955358 13611955358
Websitehttp://www.yanfenbio.com/
Shandong fen Boyu Biotechnology Co.,LTD
Telephone13356310019 13356310019
Websitehttps://www.chemicalbook.com/supplier/25479786/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
