J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai Synchem Pharma Co., ltd
Telephone21-619849051-1 18521059765
Websitehttp://www.synchem-pharma.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Haoyuan Chemexpress Co., Ltd.
Telephone021-58950125
Websitehttps://www.chemexpress.com.cn/
