Due to the excellent corrosion resistance of FRP, it is widely used in the petroleum and chemical industries for power and pneumatic line brackets, generator radiators, stairs and handrails, operating platforms, and aisles. Oil tanks, switchboards and power distribution rooms, drainage pipes and drainage system berth identification signs and submarine identification signs, oil wells sucker rods, packing supports in towers, filter plate supports, etc. Its performance is superior, and the extruded profiles are widely used as insulating support members, high-voltage cable trays, antenna poles, and high-voltage current operating rods. It can be used as roof support, building guardrail, wall reinforcement grid.