Project Description: Henan Museum steel structure project 30 metres in length, width 15 meters, shaped like a cuboid diagonal rip pull high, superstructure and substructure, which lower structure is composed of hot-rolled H-section steel beams, columns, exhibition line beam, a supporting composition, lay checkered steel plate as performances units at the grass-roots level, from the rear side of the 13 pillars upper support, on both sides of the two round column support is composed of a tube truss and bolt space cross truss roof structure.