ChemStrong Scientific Co.,Ltd
Telephone0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shenzhen SUNGENING Bio-Medical Co., Ltd.
Telephone0755-28967200 13631290199
Websitehttp://www.sungening.com
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone 17825480238
Websitehttp://www.dmstandards.com
Guangzhou Juntang Technology Co., Ltd
Telephone020-36607679 13502246435
Websitehttp://www.dmstandards.com
TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-61109150
Websitehttps://www.tcisct.com