CERTIFICATE

Company performing persistent quality improvement and meeting customer needs to the end

10 million dollar exportation tower awarded

achieving accident-free operations for 2,200 days

Quality management system certificate (ISO9001)

Environment management system certificate (ISO14001)

Certificate of corporate R&D Center

UL standards compliance certificate

TUV standards compliance certificate

Utility Model Application (solenoid valves)

Patent(turbine flow meter)

Patent(field boom system)

Patent(washer level sensor)

Patent(washer level detection sensor)

Patent(fuel cell system)