What does star hotel mean?

Five-star, four-star, etc. are listed star hotels, that is, hotels that have passed the star rating of the National Tourism Administration and obtained the corresponding title; if the hotel has not participated in the star rating but the hotel believes that it has If the facilities basically reach the corresponding level, they should be classified as luxury and high-end; luxury corresponds to five-star, high-end corresponds to four-star, comfort corresponds to three-star, and so on.