◆ Sales
　　Production of plate work and machined products
　　Storage machinery and equipment
　　Sales and installation of parking facility
　　Sales of machinery, tools, factory facilities such as iron metal, non-ferrous metal, piping, joint etc.
　　Ship design, creation of Ship recycling inventory

◆ Maintenance
　　maintenance inspection of Automatic warehouse and repair work of factory equipment machine
　　Maintenance inspection and repair work of multi-story parking lot equipment

◆ Construction
　　Installation and repair work of plant equipment
　　Maintenance and repair work of multi-story parking lot equipment