May 26th, 2016, the AMA/Hien air source heating pump won the bid of Hot water Gas Revolution Project of Qingdao port. Total 39 units 10P commercial air source heat pump for untra-temperature/ hot water heating; and 2 units 5P commercial air source water heating units.
Zhejiang Defu New Energy is one of the largest manufacturers of Residential Air Source Heat Pump, Heating Pump for Pool, Swimming Pool Heaters, Electric Pool Heater and Industrial Heat Pumps in China.