Shenzhen Progressive Resources Co.,LTD is one of HongKong-funded enterprises with a highly experience in the heat dissipation trade. Since 1987 the company has specialized in professional researching, manufacturing, surrogating and selling all series of AC axial fan, DC Brushless Axial, cross flow fan , centrifugal fan, air blower. After years of our efforts, Shenzhen Progressive Resources Co., Ltd has gained numerous customers' affirmation and high praise in this field. All our products have passed a series of international authentication such as UL, CE, TUV, VDE, C-TICK. At present ,our customers located in Mainland China are high reputation like Zhongxin Telecom , Emerson, Star Computer, Lenovo Group, Haisen Computer, EVOC, Panasonic and so on.