Composite steel formwork is a tool type template, It is the use a template form most of the engineering construction. It is composition of modules certain types of plate, angle mould, supporting and
connecting piece. It can be used to spell out a variety of sizes and shape, need to beams and columns, plate, wall, foundation and the equipment foundation construction as to adapt to various types
of buildings. It is also available as template, the tunnel mode and platform etc. such of units can be assembled into large formwork frame on the ground and lifted on construction site. Combination
steel formwork now is wildly used in construction , bridge, engineering, underground, and building.