Abstract: From the view point of time and space, this paper divides the saturated and overloaded scenic areas into four types: long-term, short-term, integral and partial.In accordance with the supply and demand theory, using tourism resources space capacity and practical number of tourists as indicators, the present paper discusses reasons of the saturated and overloaded formation comprehensively and systematically with Tianzhu Mountain national scenic area as an example.Countermeasures are also proposed as to specific saturated and overloaded type.

Key words: saturation and overloading, utilization intensity index, tourism resources space capacity