J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai alkynechem Co., Ltd.
Telephone086-021-15821262312 15821262312
Websitehttp://www.alkynechem.com
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
Tianjin Find Technology Development Co.,Ltd
Telephone15620920485; 15620920485
Website
Jiangsu Aikon Biopharmaceutical R&D Co.,Ltd
Telephone025-58851090 13915962545
Websitehttps://www.aikonchem.com/
Hangzhou MolCore BioPharmatech Co.,Ltd.
Telephone+86-057181025280; +8617767106207
Websitehttps://www.molcore.com/
