J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Wuhan NewRadar Special Gas Co., Ltd.
Telephone027-82652715 18986267605
Websitehttp://www.nrdqiti.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
DWS Specialty Gas Co., Ltd
Telephone159-0619-7626 13194677939
Websitehttp://www.dwsgases.com/index.html
Pand (Shanghai) international trade Co., LTD
Telephone021-80159919 18662931292
Websitehttps://www.chemicalbook.com/supplier/24553901/1.htm
Wuhan Baisida Gas Co., Ltd
Telephone 15072387200
Websitehttp://www.nrdqiti.com
Hu Bei Jiutian Bio-medical Technology CO.,Ltd
Telephone027-88013699 17354350817
Websitewww.jiutian-bio.com
