What are the classifications of physical industries?
1. Commercial retail: department store retail, chain stores, etc. 2. Logistics: transportation and storage; 3. convention and exhibition industry: convention and exhibition company; 4. Financial industry: financial leasing, pawn, etc. 5. Catering industry: other catering services, etc. 6. Tourism: hotels, travel agencies, etc. 7. Real estate industry: real estate development and operation, decoration, etc. 8. Advertising industry: media companies, etc. 9. Information consulting services: information intermediary, management consulting, etc.