... 2.can be produced by SMC,RTM,Hand lay-up,Vacuum Bagging with FRP material,etc. FRP products are light in weight,high ... ,corrosion-resistance,ageing resistance,etc.As a professional manufacturer of FRP products in China, we can offer different kinds of producing ... process in composites material field ,such as SMC,RTM, HAND LAY-UP,VACUUM BAGGING,etc.Now there are 4 ...