What is a frontline department of a hotel is as follows:

The frontline departments of a hotel usually include the front desk, room service, food and beverage service, and entertainment service. These departments are directly in front of the guests, provide direct service and contact, and are vital to the hotel's customer satisfaction and reputation.

Front desk: the front desk is the reception department of the hotel, responsible for receiving the arrival of guests and handling the check-in and check-out of guests. Front desk staff need to have good communication skills, warm and thoughtful service attitude and efficient ability to ensure that guests can get a satisfactory experience in the process of staying.

Room service: room service department is responsible for the management of guests' rooms, providing cleaning, tidying, changing bed sheets, towels and other daily services, as well as to meet other personalized needs of guests. Room attendants need to be attentive and thoughtful, and understand guests' habits and needs in order to provide attentive service.

Food and beverage service: The food and beverage service department is responsible for the hotel's restaurant and bar, providing delicious meals and drinks to guests. Food and beverage attendants need to have good manners and professional knowledge of food and beverage in order to provide high quality service.

Recreation Services: The recreation services department is responsible for providing recreational facilities and services, such as gymnasium, swimming pool, sauna, etc.. Recreation attendants need to have professional skills and knowledge to be able to instruct guests on the proper use of facilities and provide a comfortable recreational environment.

In addition to the above departments, the front line departments also include the business center, concierge services and other departments, all of which are directly in front of the guests and provide professional services and assistance, which is crucial to increase guest satisfaction and loyalty.