The site land of music festival in Zhangbei grassland is located in Zhangbei County, Hebei Province, the long-term land area will be 5 square kilometers, it is the largest outdoor music festival in the world. Combining the features of large people flow, more temporary site application of outdoor music festival, we based on the three principles of convenience, security and  sustainability to arrange three playing areas along the inner edges of the planned site for convenient for evacuating and managing easily the pedestrian flow and logistics, the entrances to each playing area are connected with the straight roads, it is both with humanization and can create very stunning visual effects, through the research and comparison with the management and services of many foreign large outdoor music festivals, we make the service function of this planning to be global best and combining the features of the grassland to design the landscape of series of marvelous wonders of the world and make the visitors to enjoy the music at the same time the visual enjoyment from the site plan.