Shanghai Tauto Biotech Co., Ltd.
Telephone021-51320588
Websitehttp://www.tautobiotech.com/
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Chemwill Asia Co.,Ltd.
Telephone86-21-51086038
Websitehttp://www.chemwill.com/
Chongqing Chemdad Co., Ltd
Telephone+86-023-6139-8061 +86-86-13650506873
Websitehttp://www.chemdad.com/
Merck KGaA
Telephone(+86) 21 2033 8288
Websitehttp://www.sigmaaldrich.cn
career henan chemical co
Telephone+86-0371-86658258 +8613203830695
Websitehttps://www.coreychem.com/
Zhengzhou Anbu Chem Co.,Ltd
Telephone+86-0371-88006763; +8615988602810
Websitehttps://www.finechemical.net