Proton On-Site
718th Research Institute of CSIC
Teledyne Energy Systems
Hydrogenics
Nel Hydrogen
Suzhou Jingli
Beijing Zhongdian
McPhy
Siemens
TianJin Mainland
Areva H2gen
Shandong Saksay Hydrogen Energy
Yangzhou Chungdean Hydrogen Equipment
Asahi Kasei
Idroenergy Spa
Erredue SpA
ShaanXi HuaQin
Kobelco Eco-Solutions
ELB Elektrolysetechnik GmbH
ITM Power
Toshiba