J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai Aladdin Bio-Chem Technology Co.,LTD
Telephone400-400-6206333 18521732826
Websitehttp://www.aladdin-e.com/
TianJin Alta Scientific Co., Ltd.
Telephone022-65378550-8551
Websitehttp://www.altascientific.cn
Chengdu Dianchun Technology Co., Ltd
Telephone400-1166-196 18502815961
Websitehttp://www.hx-r.com
Shanghai Jizhi Biochemical Technology Co. Ltd.
Telephone4009004166/18616739031 18616739031
Websitehttp://www.acmec-e.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Qingdao Tenglong microwave technology co., LTD.
Telephone0532-83818797 18561885118
Websitehttp://www.cnnmr.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Shanghai isotope chemical co.,ltd
Telephone021-021-51600108 13062666369
Websitehttps://www.chinaisotope.com/
Shanghai Bikai Technology Co. , Ltd.
Telephone 18516304666
Websitehttps://www.cpachem.com/