The paper selects forest land, grassland and unused land as reserve resources of industrial land and chooses two kinds - social economy and nature of gradient, elevation, slope direction, accumulated temperature, rainfall capacity, vegetation coverage, the distance to headwaters, the distance to road, population density and GDP to establish suitability evaluation index system about the industrial land. It also uses the comprehensive index method of the hierarchical analysis to ensure the weighted value of all evaluation factors, analyzes and evaluates the suitability, environmental reasonabili...