The swimming pool of the Regent Shanghai is located in the fitness center of the hotel. You need to register at the front desk of the fitness center to change clothes first. The specific steps are as follows:

1. You need to go to the fitness center of the Regent Shanghai, which is located on the second floor of the hotel.

2. After arriving at the fitness center, register at the front desk and go through the admission formalities of the fitness center. In this process, it is necessary to produce valid personal identification documents, such as identity cards or passports.

3. After going through the admission formalities, the front desk will provide locker, towels and other items, and guide you to the locker room where the swimming pool is located.

4. After changing your swimsuit, go swimming or other fitness activities in the swimming pool area.