Amatek Scientific Co. Ltd.
Telephone0512-56316828 4008675858
Websitehttp://www.amateksci.com
ShangHai KenEn Chemical Technology Co., Ltd.
Telephone 13120367189;18621755571
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16352/0_EN.htm
Tianjin and Sinde Biotechnology Co., Ltd.
Telephone15022315965; 18502259037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList648428/0_EN.htm
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
Beijing Stronger Science Co., Ltd.
Telephone0531-88924771 15614660963
Websitehttps://www.nuoxiansheng.com/