Water-resistant green PP Plastic film faced formwork plywood is a new type of environmentally friendly building material. It is another new generation product after wood formwork, steel formwork, bamboo and wood glued formwork, and all-steel big formwork. Its interior is made of wood and the surface is covered with plastic (PP Plastic). It is widely used in the pouring of concrete square columns, walls, and roofs. It is especially suitable for bridges, high-rises, tunnels and other projects. It combines the characteristics of the wooden formwork and the advantages of the plastic formwork, make it a good formwork for concrete pouring in key projects, which is environmentally friendly and has low amortized cost.