J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
TCI (Shanghai) Development Co., Ltd.
Telephone021-67121386
Websitehttps://www.tcichemicals.com/CN/zh/
Hunan Hui Bai Shi Biotechnology Co., Ltd.
Telephone0731-85526065 13308475853
Websitehttp://www.hnhbsj.com/
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Shanghai Aladdin Bio-Chem Technology Co.,LTD
Telephone400-400-6206333 18521732826
Websitehttp://www.aladdin-e.com/
Shanghai Xingui Biotechnology Co., Ltd.
Telephone 17501653715
Websitehttp://www.ansitan.com
9ding chemical ( Shanghai) Limited
Telephone021-021-52271985 17721149837
Websitehttp://www.9dingchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com