Suzhou, called Wu in ancient times, is called Su for short, and also called Gusu and Pingjiang. It is a national historical and cultural city, a national high-tech industrial base and one of the important central cities in the Yangtze River Delta. Located in the southeast of Jiangsu Province and the middle of the Yangtze River Delta, it is an important part of Jiangsu Yangtze River Economic Belt. It borders Shanghai in the east, Jiaxing in the south, Taihu Lake in the west and the Yangtze River in the north.
As of 20 15, Suzhou has five municipal districts and four county-level cities, covering an area of 8488.42 square kilometers. It is located at11955 ′ ~12120 ′ east longitude and 3047 ′ ~ 3202 ′ north latitude. The city is low and flat, with plains accounting for 54.8% of the total area and an altitude of about 4 meters. Hills account for 2.7% of the total area.
At the end of 20 14, the permanent population of the city was 1059 1000, an increase of 12300 over the previous year. Among them, the registered population is 6610.80 million, an increase of 72,400 over the previous year. The birth rate of registered population was 1 1.68‰, which was 1.32‰ higher than the previous year. The natural growth rate of registered population was 4.96‰, an increase of 65,438 0.44 ‰ over the previous year.