Steel plywood formwork system includes column formwork and wall formwork. There are totally five heights and six widths of the wall formwork which can be assembled to meet the demand of most wall pouring. Column formwork has three specifications which can be used to pour all kinds of pillars by regulating the dimension. We can collocate the wall formwork, column formwork and corner formwork to meet the demand of special position pouring. The whole system connections use a unified clamp, convenient connections which will also save the time and labor.