PROFAN Tech, founded in 1990; we are a professional manufacturer in the range of industrial, electronic fans which supply AC fans, AC cooling fan, Steel blade, external rotor motors and blower fans. We are OEM & ODM company. Our fan products also have UL, TUV, CE certification and RoHS test report. At the same time, we have sixteen patents from Taiwan, China and America. High pressure, high airflow & low power consumption are our product's feature. In order to specifically reply to your inquiries, you are requested to send us an inquiry with as much detail as possible, thus enabling us to let you have a quick reply.