J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Jia Xing Isenchem Co.,Ltd
Telephone0573-85285100 18627885956
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList14265/0.htm
Accela ChemBio Co.,Ltd.
Telephone021-50795510 4000665055
Websitehttp://www.shao-yuan.com/
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696;
Websitehttps://www.hanhongsci.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Syntechem Co.,Ltd
Telephone
Websitehttp://www.syntechem.com/
Chengdu HappySyn Pharmaceutical Technology Co., Ltd.
Telephone028-85114309 15881143215
Websitehttp://www.happysyn.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-4000505016 13380397412
Websitehttp://www.phystandard.com.cn
Shanghai Yolne Chemical Co., Ltd.
Telephone021-62960152
Websitehttp://www.yolne.com
Bide Pharmatech Ltd.
Telephone400-1647117 15221909166
Websitehttp://www.bidepharm.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Hangzhou J&H Chemical Co., Ltd.
Telephone+86-571-87396432
Websitehttp://www.jhechem.com
Chengdu Kamel Pharmaceutical Co., Ltd
Telephone028-67136579 15828051124
Websitehttp://www.kamelpharm.com/
Chengdu J&B Technology Co., Ltd.
Telephone28-61186694 15608078506
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19082/0.htm
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Amatek Scientific Co. Ltd.
Telephone0512-56316828
Websitehttp://www.amateksci.com
