The system is composed with concrete filled cold - formed square steel tube column , the beam with two cold formed c type steel welded together back to back , the slab with profiled - steel and concrete , the beam and the slab joined into composite steel - concrete beam . they all together make up of the bearing members . and the house also includes the light economical - energy sources heatproof walls 該體系是以冷彎薄壁方鋼管混凝土為柱、冷彎薄壁c型鋼背靠背高頻焊接組成工字型梁、壓型鋼板上現澆筑混凝土組成組合樓板并與梁一起構成組合梁作為承重構件,以輕質節能保溫型墻體作為圍護結構組成。