Landslide and debris flow are geological processes, but they will transfer into geological hazards and disasters when they involve with these life and property losses. Hillside residential communities are groups of buildings on hillside, where have high development intensity during the construction process. If it lacks the effective and cautious management for each stage of hillside residential community, it can have significant on the natural environment. To create a safe and reassuring hillside residential community, it is not only closely related to the site choice, investigation and construction quality, but also depended on the long-term maintenance and management. Based on strongly management and the closely cooperation of residents, government and professional staff, hillside residential community will be a good and beautiful places to live.