J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
AN PharmaTech Co Ltd
Telephone86(21)68097365
Websitehttp://www.anpharma.net
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Bejing Famous Pharmaceutical Technology Co., Ltd.
Telephone 13331045123
Websitehttp://www.peking-pharmacy.com
Shanghai Tube Pharmaceutical Co., Ltd.
Telephone021-54338626 18017892860
Websitehttp://www.tubepharm.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/