J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
ZHIWE CHEMTECH CO LTD
Telephone021-20221225 13917446399
Websitehttp://www.zhiwe.net
Capot Chemical Co., Ltd
Telephone+86 (0) 571 85 58 67 18
Websitehttp://www.capotchem.com/
Accela ChemBio Co.,Ltd.
Telephone021-50795510 4000665055
Websitehttp://www.shao-yuan.com/
Shanghai Longsheng chemical Co.,Ltd.
Telephone021-58099652-8005 13585536065
Websitehttp://www.shlschem.com
Shanghai Sunway Pharmaceutical Technology Co., Ltd
Telephone021-51613915-820 13611835272
Websitehttp://www.sunwaypharm.com
Suzhou Sibian Chemical Technology Co.,Ltd.
Telephone0512-65617459 18915409046
Websitehttp://www.sibian-chem.com
Shanghai Topbiochem Technology Co., Ltd
Telephone021-58170097
Websitehttp://www.topbiochem.com
Chengdu DingDang Pharmaceutical Co., Ltd.
Telephone028-86040038 13980902949;
Websitehttp://www.dingdangchem.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Capot Chemical Co.,Ltd.
Telephone+86-(0)57185586718 +86-13336195806
Websitehttp://www.capot.com
Aikon International Limited
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Cool Pharm, Ltd
Telephone 18019463053
Websitehttp://www.coolpharm.com.cn
Nanjing Hengbei Chemicals Co., Ltd.
Telephone+86-25-58393656
Websitewww.hengbeichem.cn
Honest Joy Holdings Limited
Telephone755-36694831 +8613798234863
Websitehttp://www.diethyl-maleate.com/
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone+86-0551-65418671 +8618949823763
Websitehttps://www.tnjchem.com
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679 17825480238
Websitehttp://www.dmstandards.com/
Nanjing Ze Feng biological medicine technology Co., Ltd.
Telephone025-18851912129 18851912129
Websitehttp://www.njzefeng.com