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/
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.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
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Chengdu HappySyn Pharmaceutical Technology Co., Ltd.
Telephone028-85114309 15881143215
Websitehttp://www.happysyn.com
Shanghai T&W Pharmaceutical Co., Ltd.
Telephone+86 21 61551611
Websitehttp://www.trustwe.com
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66099280 17798518460
Websitehttp://www.aikonchem.com/
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Tianjin Anhao Biological Technology Co., Ltd.
Telephone
Websitehttp://www.glsyntech.com
Nanjing Chalf-Pharm Technology Co., Ltd.
Telephone025-57018978 18251899859
Websitehttp://www.chalf-pharm.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Changzhou Anxuan Chemical, Co., Ltd.
Telephone13912302692 13912302692
Websitehttp://www.anxuanchem.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20)
Websitehttp://www.onochem.com
9ding chemical ( Shanghai) Limited
Telephone021-021-52271985 17721149837
Websitehttp://www.9dingchem.com