1. Manufacture, sale and testing of parts for transportation machinery and equipment, engines, general-purpose machinery, other general machinery and equipment and provision of relevant technical services.

2. Processing of steel materials and sale of processed steel products.

3. Design, manufacture, trade, remake, repair, lease and maintenance of machining tools, various types of machinery and equipment and their installation work on a contract basis.

4. Manufacture, sale, testing and repair of tools, jigs, equipment, parts and related items in connection with the above items and provision of relevant technical services.

5. General area motor truck transportation business, forwarding agent, general passenger vehicle transportation business, stevedore and warehouse business.