1. Service industry can be filled in for catering jobs. The main jobs in the service industry are: catering waiter, room attendant, domestic waiter, Chinese cook, Chinese pastry chef, beauty hairdresser, household appliance repairman, security guard, etc.

2. Service industry refers to the business of providing labor services or services to the society by using equipment, tools, places, information or skills. China's service industry, according to the classification of national economic sectors, refers to a part of the tertiary industry, which includes catering, accommodation, tourism, warehousing, storage, leasing, advertising, various agency services, provision of labor services, hairdressing, photography, baths, various technical services and consulting services.

3. The taxation scope of service industry includes: agency, hotel, catering, tourism, warehousing, leasing, advertising and other service industries.