How many categories can tourism-related industries be divided into?

According to our research summary, tourism-related industries can be divided into eight categories and thirteen: 1) Recreational industries: scenic spots, parks, entertainment areas, amusement areas, theme parks, sports parks and health care areas; 2) Reception industry: hotels, restaurants, catering, conferences, exhibitions, etc. 3) Marketing industry: travel agents, tourism media advertising. 4) Transportation industry: highway, railway, shipping and water transportation. 5) Construction industry: landscaping, ecological restoration, ancient architecture and art decoration. 6) Production industries: vehicle and boat transportation, amusement facilities, local products processing, tourism technology processing and hotel supplies production. 7) Commercial industries: tourism, shopping, shopping and leisure. 8) Tourism intelligence: planning, planning, management, etc. More knowledge about the tourism industry, if you want to have a systematic understanding of this aspect, You can read the following articles: 1. Design Technology of Tourism Income Model 2. Design Technology of Tourism Business Model 3. Compilation Standard of Feasibility Study of Tourism Project 4. Financing Ways of Tourism Project 5. Business Planning of Tourism Project Development 6. How do investors develop tourism projects 7. Investment Evaluation System of Tourism Projects 8. "How to get policy funds for tourism projects" I hope you can have a systematic understanding of how to develop tourism through the above articles. Of course, we hope that people with unique opinions can give us advice and let us make this topic more perfect together.