J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com
ShangHai ChuanQian Chemcial Technique Centre
Telephone 15869524721
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList68594/0.htm
BEIJING INNO-TECH PHARMIC TECHNOLOGY CO.,LTD
Telephone 15011485209
Websitehttp://www.inno-techpharm.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shaanxi Dideu Medichem Co. Ltd
Telephone029-61856358 15229202216
Websitehttps://www.dideu.com/
Chemsigma International Co., Ltd.
Telephone025-58748998 18951874644
Websitehttp://king-pharm.com
QUALITY CONTROL SOLUTIONS LTD.
Telephone0755-66853366; 13670046396
Websitehttps://www.qcsrm.com
Suzhou Zhixin Biotechnology Co., Ltd.
Telephone0512-65118909 15162312715
Websitehttp://www.szzxbio.com/
Shanghai YuZn Pharm. Technology Co.,Ltd.
Telephone15921286451; 15921286451
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList642122/0.htm
Beijing ECom Technology Co., Ltd.
Telephone 17710328343
Websitehttp://www.bjichem.com/
China National Standard Pharmaceutical Corporation Limited
Telephone +8615391658522
Websitehttps://www.standardpharm.org.cn/
