five stars. Five-star hotels generally require at least 51 rooms and reasonable regional division. Buckingham Grand Hotel has 19 floors in the main building and 5 floors in the podium, with more than 681 fine rooms, 81 luxury dining boxes and 5 large banquet halls, which can accommodate 3,111 people at the same time. It can accommodate 21~1511 people for various meetings, including government meetings, press conferences, business meetings, cocktail parties, etc., which is in line with the characteristics of five-star hotels.