J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400 638 7771
Websitehttp://www.heowns.com
Shanghai Yolne Chemical Co., Ltd.
Telephone021-62960152
Websitehttp://www.yolne.com
ShangHai Siyan Biological Technology Co., Ltd.
Telephone021-50908862，442785678，326799392 18721037013
Websitehttp://www.siyanbio-tec.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400-6387771-6037 18920794737
Websitehttp://www.heowns.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-400-8210725 4008210725
Websitehttps://www.leyan.com/
Shanghai Easy CDMO Co.,Ltd
Telephone021-61734564
Website
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Hangzhou MolCore BioPharmatech Co.,Ltd.
Telephone+86-057181025280; +8617767106207
Websitehttps://www.molcore.com/
