Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Isotope (Xiamen) Industry and Trade Co., Ltd
Telephone0510-051082803581 15903302207
Website
Qingdao Tenglong microwave technology co., LTD.
Telephone0532-83818797 18561885118
Websitehttp://www.cnnmr.com/
Suzhou Changyou Gas Co., Ltd
Telephone 13915558823
Websitehttps://www.ctchemicals.com/
DWS Specialty Gas Co., Ltd
Telephone159-0619-7626 13194677939
Websitehttp://www.dwsgases.com/index.html