J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
TCI Chemicals
Telephone021-67121386, 800-988-0390
Websitehttps://www.tcichemicals.com/zh/cn/index.html
Shanghai Maclean Biochemical Technology Co., LTD
Telephone021-50706066 15221275939
Websitehttp://www.macklin.cn/
Hubei Kanglide Bio-pharmaceutical Co., Ltd
Telephone 19307245857
Website