How many stars do hotels in 600 yuan have for one night?

Five stars. Among the five-star hotels, Shanghai has reached the standard of 700 yuan/night, while Beijing, Chengdu, Shenzhen and Guangzhou remain in 600 yuan/night, while Qingdao, Hangzhou and Nanjing 500 yuan/night. The average price of five-star hotels in other cities is lower than that in 500 yuan/night, and 600 yuan is a five-star hotel.