Certificate

Hefei Test Report for TS-A-75-M

Hefei Test Report for TS-C-150-M

Patent Certificate - Fan Coil Unit

Patent Certificate - A finned heat exchanger

Patent Certificate - A Fan Coil Unit

Patent Certificate - A Central Air Conditioning System with Self-Cleaning Function

Patent Certificate - A Full Heat Recovery Type Chiller

Patent Certificate - Base Structure of Central Air Conditioning Combination Cabinet

Patent Certificate - Central air conditioning combined cabinet fan section structure and central air conditioning combined cabinet

High-tech Enterprise Certificate

Guanheng Construction - Best Strategic Partner