Yandang mountain which is a scenic spot. The company is the Ieading one in technology of fan and takes the development strategy of science and technology, talents and brand as its forerunner. and has blent scientific research development and make with meticulous care,meanwhile,it absorbs the domestic and international new craft and new technology constantly in order to provide a large number of quality axial fans to users.accepted and relied on by the users.Our products are popular and reliable.We hold more than 20 types and more than 200 kinds of specifications. all of them have passed Shanghai Wiring