J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Capot Chemical Co., Ltd
Telephone+86 (0) 571 85 58 67 18
Websitehttp://www.capotchem.com/
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.
Telephone+86-21-54098501
Websitehttp://www.sinch.com.cn/
Nanjing Chemlin Chemical Co., Ltd
Telephone025-83697070
Websitehttp://www.echemlin.cn
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Jinan Trio PharmaTech Co., Ltd.
Telephone+86 (531) 88811783
Websitehttp://www.trio-pharmatech.com
Shandong Xiya Chemical Co., Ltd
Telephone13355009207 13355009207
Websitehttp://www.xiyashiji.com
Shanghai Synthfine Chemical Co.,Ltd
Telephone 15921303235
Websitehttp://www.synthfine.com
Shanghai Jian Chao Chemical Technology Co., Ltd.
Telephone021-50430803 18017383231
Websitehttp://www.antaeus-e.com/
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
shanghai cooperpharm co.,LTD .
Telephone+86-021-58975553
Websitehttp://www.cooperpharm.com
Cochemical Ltd.
Telephone029-86115547 17791676824
Websitehttp://www.cochemical.com
Bide Pharmatech Ltd.
Telephone400-1647117 15221909166
Websitehttp://www.bidepharm.com
ChemStrong Scientific Co.,Ltd
Telephone0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Hangzhou Milestone Pharmtech Co., Ltd.
Telephone0571-82896630 18969958410
Websitehttp://www.milestonepharmtech.cn/
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
NovoChemy Ltd.
Telephone86-(0)21-31261262 373522135
Websitehttp://www.novochemy.com
JW & Y Pharmlab Co., Ltd.
Telephone021-64340559 13651849907;
Websitehttp://www.jwypharmlab.com.cn