It is the largest combined shop for steel structure in Asia, and it covers the steel structure manufacture procedures including stacking of steel, pretreatment, sorting, cutting, machining, part welding and section welding. Its maximum span is 39m; it is 755.2m in length and 206m in width; its floor area is about 125,000 square meters; the lifting capacity in the field is up to 120t; and the main steel consumption is more than 16000t.