Founded in 1984. Covering a land of 16,670㎡ and a building area of 17,500㎡, Ningbo Dongfeng Air-heating Engine Factory has 160 employees, including 28 technicians, complete equipments, and fixed assets of 12 million Yuan. Dongfeng mainly specializes in producing radiator water tanks and water heating devices for cars, electric hoisting jack and oxygen pump for Yongjie cars, single-phase series wound motors and permanent-magnetic motors.