J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
Xi'an Confluore Biological Technology Co., Ltd.
Telephone+86-156-80926068 +86-15680926068
Websitehttp://www.confluore.cn/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd
Telephone0431-80514535 19917294565
Websitehttp://www.chemextension.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725 17717813675;
Websitehttps://www.leyan.com/
Shandong fen Boyu Biotechnology Co.,LTD
Telephone13356310019 13356310019
Websitehttps://www.chemicalbook.com/supplier/25479786/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Shanghai Yanfen Biochemical Technology Co.,LTD
Telephone13611955358 13611955358
Websitehttp://www.yanfenbio.com/
Xian confluore Biological Technology Co., Ltd.
Telephone+86-15680926068 +86-15680926068
Websitehttp://www.confluore.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone +undefined18143011203
Websitehttp://www.chemextension.com/