J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai Raise Chemical Technology Co.,Ltd
Telephone 15026594951
Websitehttp://www.raise-chem.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
Finetech Industry Limited
Telephone027-87465837 19945049750
Websitehttps://www.finetechchem.com/
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Sichuan BaiPeng Biotechnology Co., Ltd.
Telephone028-65791793 18140026355
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList20202/0.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Henan Alpha Chemical Co., Ltd.
Telephone0371-0371-55055611 18137792234
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31206/0.htm
Finetech Industry Limited
Telephone+86-27-87465837 +8618971612321
Websitehttps://www.finetechnology-ind.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shanghai Maclean Biochemical Technology Co., LTD
Telephone021-50706066 15221275939
Websitehttp://www.macklin.cn/
Hebei Int'en Pharmaceutical Technology Co., Ltd
Telephone 18932921510
Website
Sichuan Yiyan Pharmaceutical Research
Telephone19949968070; 19949968070
Website
Hubei Danding Pharmaceutical Technology Co., Ltd
Telephone18917019315 18917019315
Websitehttp://www.hbdandingyy.com
