Honor and qualification
Official certification, professional after sales service.
American ETL Certification
CCC Certification
EU CE Certification
ISO9001 Certification
Korean KC Certification
3C Certification
Patent Certificate1
Patent Certificate2
Patent Certificate3
Patent Certificate4
Patent Certificate5
Air duct connection device patent
Air duct connection device patent2
Cold air duct connection patent
DM-30
Dual fan fuel heater patent
Fuel heater patent
Full water alarm patent
Full water alarm patent2
Gas station air conditioner patent
Heat exhaust pipe connection patent
Industrial mobile air conditioner patent
Logistics machine patent
Mobile industrial air conditioner patent
Patent for movable oil-fired heating room
Patented linear profile winding ventilation duct
Refrigerator patent
Wide temperature machine patent
Winding ventilation duct patent