PP Hollow plastic formwork is a kind of energy-saving and green environmental protection product, PP plastic combined with macromolecule nano-technology. Plastic formwork is a new product after wood formwork, composite steel formwork, bamboo-wood bonding formwork and all-steel large formwork. Hollow plastic formwork is an energy saving and environmental protection, and can completely replace the traditional steel formwork, wood formwork, square wood, What’s more, its amortization cost is very low.