By the end of 2007, the city's total population was 7,693,500, with a population density of 962 people per square kilometer. Nantong has a total area of 800 1 km2. According to the statistics of Nantong Public Security Bureau in 2006, there were 568,200 migrants working, studying and doing business in Nantong in 2006! Haimen, with the largest foreign population in six counties and cities, has 310.5 million people, followed by Qidong, Tongzhou, Hai 'an and Rugao, and Rudong has the least, with only 56,000 foreign workers! Please refer to it.