Shimao Mingting Hotel is generally a multi-functional comprehensive commercial hotel, so the fourth floor may be used for different functions. Normally, the 4th floor may include the following parts:

1. Guest rooms: There may be some guest rooms on the 4th floor for guests to stay in. Hotel rooms are usually spread over multiple floors, so the 4th floor may just be one of them.

2. Restaurants and cafes: The fourth floor may include some restaurants and cafes for residents and foreign guests to dine and relax.

3. Conference rooms and banquet halls: Hotels usually provide conference and banquet services, so the 4th floor may include some conference rooms and banquet halls for guests to hold various activities and meetings.

4. Fitness center and entertainment facilities: The hotel may have a fitness center, swimming pool and other entertainment facilities on the 4th floor for guests to relax and entertain.

It should be noted that the specific hotel facility arrangements may vary depending on the size and characteristics of the hotel. If you have any questions about the facilities of a specific hotel, it is recommended that you consult the front desk of the hotel or read relevant information.