The cooling tower casing is made of FRP with excellent physical and chemical stability. The raw and auxiliary materials are water-resistant and high-temperature resistant resins. The surface of the cooling tower is made of rubber coat resins with excellent anti-aging and anti-ultraviolet properties. The surface of the FRP products is uniform with uniform color and lustre, and can be used for a long time without fading and cracking. Its physical and chemical performance indexes are up to or exceed the requirements of GB 7190.1-2008, and its service life can reach more than 20 years.