Fly from San Francisco to Nanjing, stopping in Hong Kong 15 hours. How to rest?

Buy an hourly room in the hotel. According to the inquiry of Ctrip, after stopping 15 hours, you can buy an hourly room in the hotel to rest and set aside time for your journey. Hourly room is a flexible way to rent a house, which refers to a room that is charged by time. The hourly room usually needs to be open for 2 to 8 hours from 6 am to 8 pm 18.