The general departments are as follows: marketing department, housekeeping department, catering department, entertainment center, front office, assistant manager of lobby, warehouse management department, purchasing department, finance department, human resources department, administration department, general manager's office, engineering department, security department and so on. Hotel executives include: chairman, directors, general manager, chief financial officer, director of human resources, assistant to the general manager, assistant manager of the lobby (some hotels will set this as an executive) and so on. The work of employees in different departments is as follows: Marketing Department: selling rooms, arranging sales plans, etc. Housekeeping department: manage rooms; Food and beverage department: manage the production of food and beverage; Entertainment center: sauna, massage, ktv, etc. Front desk: receptionist, cashier, doorman, etc. Assistant manager of the lobby: the most miscellaneous position in the hotel, the leader of walking management; Warehouse management department: manage materials and other resources; Purchasing department: purchasing items; Finance department: cashier, accountant, etc. Human resources department: the management and development of human resources; Administration department: reception, outreach, trade unions and other administrative work; General manager's office: assisting the general manager and other senior managers; Engineering department: hotel equipment maintenance; Security department: to protect the safety of hotels and guests.