J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Hunan Hui Bai Shi Biotechnology Co., Ltd.
Telephone0731-85526065 13308475853
Websitehttp://www.hnhbsj.com/
Shanghai Xingui Biotechnology Co., Ltd.
Telephone 17501653713
Websitehttp://www.ansitan.com
Yantai ShengKailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttp://www.sklnchem.cn
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
Jiangsu aikang biomedical research and development co., LTD
Telephone025-66110311 13155353615
Websitehttp://www.aikonchem.com/
Guangdong Wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2886766 13927870850
Websitehttp://www.wj-chem.com
Shanghai Jiegu Biotechnology Co., Ltd.
Telephone021-51698675
Websitehttp://www.jiejiegroup.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Bide Pharmatech Ltd.
Telephone400-6005915
Websitehttps://www.picasso-e.com/
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone 18621169109
Websitehttps://www.meryer.com/
Guangdong Fangxin Biotechnology Co., Ltd.
Telephone0751-2838688 13376594225
Websitehttp://www.fangxinsw.com/
Yantai Sheng Kai Lun Biological Products Co. , Ltd.
Telephone 13356901049
Websitehttps://www.sklnchem.cn
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725 17717813675;
Websitehttps://www.leyan.com/
Shanghai Jieshikai Biotechnology Co. , Ltd.
Telephone021-57520305 15801958784
Websitehttps://www.jskchem.com
https://www.shachemlin.cn/
Telephone 15021879576
Websitehttps://www.shachemlin.cn/
Shanghai Silan Pharmaceutical Technology Co. , Ltd.
Telephone 17301772648
Websitehttp://www.glchemical.cn/