Zhengzhou Huiju Chemical Co., Ltd.
Telephone0371-55900031 18137872243
Websitehttps://www.chemicalbook.com/supplier/11124122/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Woerjiming (Beijing) Technology Development Institute
Telephone 18610294897
Websitehttps://www.woerjiming.cn
Amatek Scientific Co. Ltd.
Telephone0512-56316828 4008675858
Websitehttp://www.amateksci.com