ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Roark Standards
Telephone0755-83552066 15986688328
Websitehttp://roarkstandards.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
TOSUN PHARM
Telephone020-61855200 13326451905
Websitehttp://www.toref.cn/
Nantong Hanfang Biotechnology Co. , Ltd.
Telephone 18616537568
Websitehttps://hanfangpharma@126.com
Hubei Moco Chemical Co., Ltd.
Telephone18627753421 18627756402
Websitehttp://www.molcoo.com/