Shenzhen Topfan Technology Development Co., Ltd is a high-tech enterprises of professional manufacture and researcher on dc brushless fans and ac fans. Is the professional cooling fan manufacturer in the field with the most professional and largest scale intergrating research and development, manufacturing and sales. The products, including brushless fans, cross flow fans, blower fans, centrifugal fans, dc brushless motor,shaded pole,AC and EC fans are widely used in the computer information technology, network communications, as well as industrial production equipment, medical equipment, home appliances, etc. Founded in 1996, owns more than 600 staffs, and with a strong power research and ... more