Production (subject to separate site selection or restricted to branch operations), sales of structural metal products, plastic products, and industrial automation equipment; Sales of metal products, machinery and equipment, electromechanical equipment, auto parts, building materials (excluding dangerous goods), office supplies, hardware and electrical equipment, and wood products; Warehousing services (excluding dangerous chemicals); Loading and unloading services. (Projects subject to approval according to law may only be carried out after approval by relevant departments).