South Korea's Huajiu and Huasi Hotel are equivalent to several star hotels in China.

Four flowers in South Korea are equivalent to three-star hotels in China, and three flowers are estimated to be three or two stars. Generally speaking, travel agencies choose the China Hotel.

I'm a tourist, so it should be more accurate. Of course, there are some exceptions, depending on the specific location of the hotel. Generally, the closer to the city, the more expensive it is.