Nanjing Jingfeng Marriott Hotel's entertainment facilities include: 1. Gym: The hotel is equipped with a gymnasium with advanced equipment and complete functions, which provides a place for guests to exercise and relax. 2. Swimming Pool: The hotel has a spacious and bright swimming pool for guests to exercise and relax in their leisure time. 3. Spa: The hotel has an advanced spa to provide guests with comfortable massage services, so that their body and mind can be completely relaxed. 4. Children's Park: The children's park in the hotel has complete facilities and provides a safe and interesting playground for children. The disadvantages of Nanjing Jingfeng Marriott Hotel's entertainment facilities may include: 1. Facilities limitation: some facilities need to be used by appointment, and the use time is limited. Guests need to arrange their trips in advance. 2. Higher price: The price of hotel entertainment facilities is relatively high, which may exceed the budget of some guests. 3. Limited opening hours: Some facilities have limited opening hours, so guests need to check the opening hours in advance in order to plan their own itinerary.