Started with the steel shell 3D operation production design, steel shell intelligent machining and manufacturing, factory Internet of Things construction, and steel shell welding management, etc., the implementation methods of BIM technology in the abovementioned aspects are explored, so as to realize the practical application of BIM technology functions in the shipyard steel shell intelligent manufacturing, such as model design, delivery, intelligent production line integration, network security, Internet of Things construction, personnel and equipment monitoring and control, weld map, etc. The design system, production management system, etc., used in the shipyard steel shell construction, are combined with BIM technology organically, so as to promote the effective management and control of steel shell manufacturing in BIM management platform.