J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Wuhan Chemwish Technology Co., Ltd
Telephone86-027-67849912
Websitehttp://www.chemwish.com
Capot Chemical Co., Ltd
Telephone+86 (0) 571 85 58 67 18
Websitehttp://www.capotchem.com/
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shandong Xiya Chemical Co., Ltd
Telephone4009903999 13355009207
Websitehttp://www.xiyashiji.com
Syntechem Co.,Ltd
Telephone
Websitehttp://www.syntechem.com/
Chengdu HappySyn Pharmaceutical Technology Co., Ltd.
Telephone028-85114309 15881143215
Websitehttp://www.happysyn.com
Hangzhou Sage Chemical Co., Ltd.
Telephone+86057186818502 13588463833
Websitehttp://www.sagechem.com/
Nanjing Norris-Pharm Technology Co., Ltd
Telephone 13901585132
Website
Shanghai Aladdin Bio-Chem Technology Co.,LTD
Telephone400-400-6206333 18521732826
Websitehttp://www.aladdin-e.com/
Amatek Scientific Co. Ltd.
Telephone0512-56316828 4008675858
Websitehttp://www.amateksci.com
Bide Pharmatech Ltd.
Telephone400-164-7117 13681763483
Websitehttp://www.bidepharm.com
ShangHai AmK Pharmaceutical Technology Co., Ltd.
Telephone 18019252918
Websitehttp://www.amkchem.com微信:17321281695
Shanghai HuanChuan Industry Co.,Ltd.
Telephone021-61478794
Websitehttp://www.hcshhai.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Giant chemicals
Telephone028-85434334 18108076537
Websitehttp://www.gianthx.com