What is the star rating of Hilton Beijing?

Hilton Peng Huan Hotel, founded in 1984, is an international high-end business hotel chain under Hilton. Hilton Beijing Bird's Nest Hotel is located in Chaoyang District, Beijing, with an investment of 350 million yuan and an area of 654.38+10,000 square meters. There are 48 rooms for rent, and the hotel building and service meet the standards of four-star hotels. This is a standard four-star hotel.