The geographical coordinates of Shanghai are120 52'-12212' and 30 40'-3153' north latitude.
The geographical coordinates of Nanjing are 3 1 14 "north latitude to 32 37" east longitude18 22 "east longitude114" east longitude. The geographical coordinates of Xinjiekou in the city center are 32 02' 38 "north latitude and118 46' 43" east longitude.
The geographical coordinates of Xi 'an are east longitude 107.40 degrees to north latitude 109.49 degrees to 33.42 degrees north latitude.
Extended data
Topography of Beijing: The mountainous area of Beijing is 10200 square kilometers, accounting for 62% of the total area, and the plain area is 6200 square kilometers, accounting for 38% of the total area. The terrain of Beijing is high in the northwest and low in the southeast. The average altitude in Beijing is 43.5 meters. The elevation of Beijing plain is 20 ~ 60m, and that of mountainous area is generally 1000 ~ 1500m.
Location of Shanghai: Shanghai covers an area of 6,340.5 square kilometers and is located on the west coast of the Pacific Ocean, the eastern edge of the Asian continent, the midpoint between the north and south coasts of China, and the confluence of the Yangtze River and Huangpu River. It borders the Yangtze River in the north, the East China Sea in the east, Hangzhou Bay in the south and Jiangsu and Zhejiang provinces in the west.
Location of Nanjing: Nanjing is located in the east of China and in the middle of the lower reaches of the Yangtze River. It is an important national gateway city driven by the radiation of the Yangtze River Delta, a node city where the "Belt and Road" strategy meets the strategy of the Yangtze River Economic Belt, the core city of Nanjing metropolitan area and the chairman city of Nanjing Economic Zone.
Geographical location of Xi 'an: Xi 'an is located in Guanzhong Basin in the middle of Weihe River Basin, with east longitude 107.40 degrees and north latitude of 33.42+009.49 degrees, bordering Weihe River and Loess Plateau in the north and Qinling Mountain in the south.
The eastern part is bounded by Zero River and Yuanqiu Mountain, and is connected with hua county, Weinan, Shangzhou and Luonan counties. It is bounded by Taibai Mountain and Qinghai Loess Plateau in the west, and borders Meixian County and Taibai County.
Baidu encyclopedia -Xi' an
Baidu Encyclopedia-Nanjing
Baidu Encyclopedia-Shanghai
Baidu Encyclopedia-Beijing