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/
Chengdu HappySyn Pharmaceutical Technology Co., Ltd.
Telephone028-85114309 15881143215
Websitehttp://www.happysyn.com
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66099280 17798518460
Websitehttp://www.aikonchem.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/
9ding chemical ( Shanghai) Limited
Telephone021-021-52271985 17721149837
Websitehttp://www.9dingchem.com
TCI Chemicals
Telephone021-67121386, 800-988-0390
Websitehttps://www.tcichemicals.com/zh/cn/index.html
Shaanxi Dideu Medichem Co. Ltd
Telephone+86-29-87569266 15319487004
Websitehttps://www.chemicalbook.com/manufacturer/shaanxi-dideu-medichem-220/
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/
Shandong Welt Chem. Co.,Ltd.
Telephone531-87153728 13805401165
Websitehttps://www.jinandayuchem.com
Yanggu Rongke Trading Co., Ltd
Telephone 15863541132
Website
Yantai Shengkailun Chemical Technology Co., Ltd.
Telephone 15552437730
Website
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone 17301488900
Websitehttp://www.synzest.com