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/
Sichuan Tongsheng Amino acids Co.,Ltd.
Telephone0838-2809458 13350585791
Websitehttp://www.aminoacid.cc
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
GL Biochem (Shanghai) Ltd
Telephone21-61263452 13641803416
Websitehttp://www.glschina.com/
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shandong Xiya Chemical Co., Ltd
Telephone4009903999 13355009207
Websitehttp://www.xiyashiji.com
Syntechem Co.,Ltd
Telephone
Websitehttp://www.syntechem.com/
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Guangzhou Isun Pharmaceutical Co., Ltd
Telephone020-39119399 18927568969
Websitehttp://www.isunpharm.com
Chengdu HuaXia Chemical Reagent Co. Ltd
Telephone400-1166-196 13458535857
Websitehttp://www.hx-r.com
Sichuan Ampebiochem Co., Ltd.
Telephone028-65294243
Websitehttp://www.ampebiochem.com
NINGBO INNO PHARMCHEM CO.,LTD.
Telephone86-574-27787657
Websitehttp://www.dearchem.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Chengdu Chuangkecheng Biological Technology Co., Ltd.
Telephone028-028-0000000 13008177686
Websitehttp://www.ckcbiotech.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com