Road freight transport (excluding dangerous goods); road motor vehicle manufacturing; construction engineering design; construction engineering construction. General items: New vehicle sales; automotive parts and accessories manufacturing; automotive parts retail; agricultural, forestry, animal husbandry, and fishery machinery parts manufacturing; agricultural, forestry, animal husbandry, and fishery machinery parts sales; mold manufacturing; mold sales; lighting appliance manufacturing; lighting appliance sales; mechanical and electrical equipment manufacturing; mechanical and electrical equipment sales; lighting appliance production special equipment sales; transport equipment and production counting instrument manufacturing; metal material sales; daily-use department store sales; office supplies sales; other general instrument manufacturing; power distribution switchgear equipment manufacturing; power distribution switchgear equipment sales; labor protection supplies production; labor protection supplies sales; traffic safety and control special equipment manufacturing; traffic and public management metal sign manufacturing; traffic and public management sign sales; power facility equipment manufacturing; power facility equipment sales; building materials sales; goods import and export; technology import and export.