Fengtai District of Beijing includes the Third Ring Road, the Fourth Ring Road and the Fifth Ring Road. As this area is one of the six urban areas in Beijing, and it is the main bearing area of the central city and core functions of the capital, its scope will be relatively wide. For example, Fengtai Liuliqiao West Bureau and other places belong to the Third Ring Road, while Fengtai Beidadi and Xinfadi belong to the Fourth Ring Road. Fengtai District is located in the southwest of Beijing, bordering Chaoyang District in the east, Daxing District in the south, Fangshan District and Mentougou District in the west and Dongcheng District, Xicheng District, Haidian District and Shijingshan District in the north. Fengtai District is located in the north of North China Plain, with mountainous areas in the northwest and Bohai Sea150km in the southeast. The terrain is high in the northwest and low in the southeast, with a stepped decline and mountainous areas in the west; The eastern part is a plain area, accounting for three quarters of Fengtai District. According to the topography, it is divided into three landform areas: 1. Terraces in low mountains and hills: low mountains are distributed in the north of Houfuying, covering an area of 800 hectares, of which limestone accounts for two-thirds; The hills are distributed in Liyuan Village and Dagou Village, with clastic deposition hills in the north and limestone hills in the south. The platform is located on the west side of Yongding River, between Babaoshan fault and Liangxiang-Qianmen fault. 2。 Plain: East of Wang Zuo Township, west of Yongding River and east of Changxindian Township, including Dongheyan, Zhang Guo Village, Changxindian Village and Zhaoxindian Village, with a land area of 2,800 hectares. Liangshui River in the east borders the urban area to the north, with an altitude of 40 meters and an area of 1400 hectares. 3。 Low-lying plain: distributed in the east of Yongding River, with an area of 1.57 million hectares. The altitude dropped from 60 meters to 35 meters, with an average slope of 65438 0%. Fengtai district is affected by the high latitude inland monsoon, and it is cold and dry in winter. Affected by the ocean monsoon, it is hot and rainy in summer, which belongs to a typical warm temperate semi-humid monsoon climate.