J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
jiliang chemicals
Telephone21-62165282 15801962796;
Websitehttp://www.jiliangchem.com
Nanjing JinruiJiuAn Biotechnology Co., Ltd.
Telephone025-58196018 800028039
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15703/0.htm
Bide Pharmatech Ltd.
Telephone400-164-7117 13681763483
Websitehttp://www.bidepharm.com
Shanghai XinKai Chemical Technology Co., Ltd.
Telephone021-58930698 15921516558
Websitehttp://www.thinkerchem.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Zhengzhou Huiju Chemical Co., Ltd.
Telephone0371-55900031 18137872243
Websitehttps://www.chemicalbook.com/supplier/11124122/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Zhengzhou Alfa Chemical Co.,Ltd
Telephone +8618530059196
Websitehttps://www.chemicalbook.com/manufacturer/zhengzhou-alfa-chemical-276/
ShangHai ChuanQian Chemcial Technique Centre
Telephone 15869524721
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList68594/0.htm
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Henan Kehong Biological Technology Co. LTD
Telephone0371-55969461； 0371-86658258 17722895060
Websitehttps://www.kehobio.com
Bide Pharmatech Ltd.
Telephone400-6005915
Websitehttps://www.picasso-e.com/
Tangyuan Life Science (Shanghai) Co., Ltd
Telephone400-618-1121 18616561988
Websitehttp://www.townyuan.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Shaanxi Didu New Material Co., Ltd
Telephone029-81145920 15353716720
Website
Beijing Solarbio Science & Tecnology Co., Ltd.
Telephone010-50973130 17801761073
Websitehttps://www.solarbio.com/
