Zhongshan District is located in the east of Dalian, facing the sea in the east, south and north, and bordering Xigang District in the west.The land area is 43.85 square kilometers, and the coastline is 27.5 kilometers long.The mountains in the middle and south of the area are winding, and the hills are undulating. Various buildings are attached to the mountain, scattered and orderly.The free river after governance flows into the Yellow Sea from west to east.The whole area is flat in the northwest, and low mountains and hills in the southeast. Fortunately, it is between 50-100 meters above sea level, and only a few peaks are about 200 meters above sea level.Zhongshan is the hometown of Dr. Sun Yat sen, the great revolutionary forerunner of China.On November 12, 1866, Dr. Sun Yat sen was born in Cuiheng Village, Xiangshan County (now Zhongshan City).Zhongshan is also a famous hometown of overseas Chinese, with more than 600000 overseas Chinese, Hong Kong, Macao and Taiwan compatriots living in 64 countries and regions on five continents of the world.Zhongshan City is the largest city in China