J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
SynAsst Chemical.
Telephone021-60343070
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15848/0_EN.htm
Shanghai Xingui Biotechnology Co., Ltd.
Telephone 15121041756
Websitehttp://www.ansitan.com
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66028182 17714375163
Websitehttp://www.aikonchem.com
Shanghai XinKai Chemical Technology Co., Ltd.
Telephone021-58930698 15921516558
Websitehttp://www.thinkerchem.com
DebyeTec.com Inc.
Telephone18086626237 18086626237
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16955/0.htm
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone021-61312847; 18021002903
Websitehttp://www.shyuanye.com
Yantai ShengKailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttp://www.sklnchem.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd
Telephone +8613580539051
Websitehttp://www.yuhengpharm.com/
Shanghai Sunway Pharmaceutical Technology Co.,Ltd.
Telephone13611835272 13611835272
Websitehttp://www.sunwaypharm.cn/
Shijizhuang Zhoukun Pharmaceutical Technology Co., LTD
Telephone0311-83784138 18633934202
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1554402/0_EN.htm
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/
Yantai Sheng Kai Lun Biological Products Co. , Ltd.
Telephone 13356901049
Websitehttps://www.sklnchem.cn
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone6206333 13167063860
Websitehttp://www.aladdin-e.com/
Merck KGaA
Telephone21-20338288
Websitehttp://www.sigmaaldrich.cn
Biosynth Biological Technology (Suzhou) Co Ltd
Telephone 51288865780
Websitehttp://www.biosynth.com
