Timber Beam Formwork, Single-Side Bracket, Tunnel Formwork manufacturer / supplier in China, offering Factory Aluminium Frame Formwork with Plywood for Wall Column Concrete Pouring, Lianggong Reusable Building Material Construct Equipment Aluminum Frame Formwork for Wall Column Concrete Construction, Lianggong Manufacture Building Material Reusabe Trench Box Formwork for Ditch Construction and so on.