Abstract:Due to disorderly exploitation of mountain rock resources in last century, many damaged mountains have been formed around Ji'nan city, the original landform and landscape have been destroyed, and A serious potential safety hazard has been formed. Some traditional treatment methods have many disadvantages, such as slope cutting, slope continuation, soil greening and other methods. They can not achieve full greening of the damaged surface, long greening cycle and long construction period, Combining with the characteristics of the treatment project of Wenxiao stone factory in Zhangqiu district, technical methods, quality requirements, process flow, construction materials and maintenance management of the pellet spraying technology, the results achieved and the advantages over traditional treatment methods have been introduced in detail. It has solved many difficult problems that can not be solved by using traditional treatment methods, and achieved good treatment results. It will provide a new idea for the same type of mountain governance.