The project covers an area of 537,330 square meters, with a total construction area of about 237,748 square meters. The main construction contents include: building four joint workshops (the fifth joint workshop is reserved), namely continuous casting roll production line, welding, processing and assembly workshops and equipment, and building public supporting equipment such as office buildings, comprehensive buildings, docks, railways and open-air spans. The planned total construction period is about 24 months. Among them, the structural type of the third joint workshop is steel structure and single story. The construction area of pile foundation in the bidding processing workshop and assembly workshop is about 27,000m2, and the pile foundation is prestressed concrete pipe pile.