shanghai aokchem co., ltd
Telephone021-68712331 39130253
Websitehttp://www.aokchem.com/
Dezhou LonWel Pharmaceutical Technology Co., Ltd.
Telephone 13761310616
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList20080/0.htm
Block Chemical Technology (Shanghai) Co., LTD
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com
Henan Weitesi Chemical Technology Co. LTD
Telephone0371-0371-55135753 18003832934
Websitehttps://www.chemicalbook.com/supplier/23629017/
Hangzhou MolCore BioPharmatech Co.,Ltd.
Telephone+86-057181025280; +8617767106207
Websitehttps://www.molcore.com/