What does the tourist sub-area mean?

A minor field of this department. Generally speaking, the tourism sub-region takes the complete provincial administrative unit as its geographical scope, and generally does not break the boundaries between provinces and regions, so it is the second-level region of this division. Each tourist area is divided into several tourist sub-areas, that is, secondary areas, which consist of complete provincial administrative units. In the tourist sub-area, it is divided into several scenic spots, namely the third-level area.