Official website, the government information resource database of Haidian District, Beijing, shows that the scope of Haidian District in Beijing is very large, covering some areas of the Third Ring Road, the Fourth Ring Road and the Fifth Ring Road. Generally speaking, the south of Haidian District is on the central line of the North Second Ring Road and the north is near the North Sixth Ring Road. Haidian District is adjacent to Xicheng District and Chaoyang District in the east, Shijingshan District and Mentougou District in the west, Xuanwu District and Fengtai District in the south and Changping District in the north. Haidian District is one of the eight districts in Beijing, where central state organs, military leading organs and scientific research institutions are concentrated. Haidian District has many famous scenic spots and cultural heritages, such as the Summer Palace, Yuanmingyuan, Xiangshan Park, Peking University, Tsinghua University and Zhongguancun.