FRP Roof, FRP Rebar, FRP Rockbolt manufacturer / supplier in China, offering Easy Install Manufacturers Plastic PVC UPVC Roof/Roofing Sheets with Chemical Resistance, High-Strength Gfrp Screw Rebar Composite Rebar for Corrosion-Free Construction, Durable High-Strength Gfrp Screw Rebar for Corrosion-Resistant Reinforcement and so on.