Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Hubei Xinyang Medical Technology Co., Ltd
Telephone 15347293736
Websitehttps://www.standardpharm.cn/
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
Shanghai YuZn Pharm. Technology Co.,Ltd.
Telephone15921286451; 15921286451
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList642122/0_EN.htm
Beijing ECom Technology Co., Ltd.
Telephone 17710328343
Websitehttp://www.bjichem.com/
Hangzhou Yiyun Guoke Biotechnology Co., Ltd.
Telephone 18457506494
Website
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com.cn/
Sinco Pharmachem (ShenZhen) R&D Co., Ltd.
Telephone +86-18603013401
Websitehttps://en.sincopharmachem.net