This article analyzes and compares the tremendous changes that have taken place in the economic development，people’s livelihood，and ecological environment in Youyu County，Shanxi before and now，combing through the basic process of afforestation since the founding of the People’s Republic of China，and summarizing the persistence promotion mechanism，overall work plan，reform and innovation.，Cultural connotation and other aspects of the main practices and successful experience，put forward to follow the laws of nature，optimize the promotion mechanism，increase investment，copy and promote experience and other enlightenments.