1. Shanghai, referred to as Shen for short, is a municipality directly under the Central Government of the People's Republic of China and one of the most economically developed cities in China. It, together with Beijing, Guangzhou and Shenzhen, is called the four first-tier cities in China, and it is also one of the international financial, trade and shipping centers. Shanghai is located in the middle of the eastern arc coastline of China, at the easternmost tip of the Yangtze River Delta, bordering the East China Sea, Hangzhou Bay in the south and Jiangsu and Zhejiang provinces in the west. Chongming Island at the northern end is located at the mouth of the Yangtze River, covering an area of 6,340 square kilometers. Shanghai is one of the largest cities in the world.
2. Nanjing, referred to as "Ning" or Jinling for short, is the capital, sub-provincial city and megacity of People's Republic of China (PRC) (China) Jiangsu Province, and also the central city of eastern China. Located in the lower reaches of the Yangtze River and the southwest of Jiangsu Province. It is an important industrial city in the lower reaches of the Yangtze River and the Yangtze River Delta, a sub-central city in the Yangtze River Delta, and a political, economic, scientific, educational, cultural and information center in eastern China and Jiangsu Province. It is also a comprehensive transportation and communication hub city and one of the science and education center cities in China.
3. Hangzhou, referred to as "Hangzhou" for short, is the capital of Zhejiang Province, a sub-provincial city, a central city of the Yangtze River Delta urban agglomeration, a core city of Greater Bay Area around Hangzhou Bay, a core city of the Hangzhou metropolitan area, a central city of the Shanghai-Jiaxing-Hangzhou G60 Science and Technology Corridor, and an internationally important e-commerce center. Located in the southeast coast of China, the north of Zhejiang Province, the lower reaches of Qiantang River and the southern end of Beijing-Hangzhou Grand Canal, it is the political, economic, cultural, educational, transportation and financial center of Zhejiang Province. As of 20 17, Hangzhou has jurisdiction over 10 districts, 2 counties and 1 county-level cities, with a total area of 16853.57 square kilometers.
4. Suzhou was called Wu in ancient times, referred to as Suzhou for short, also known as Gusu and Pingjiang. It is a national historical and cultural city, a scenic tourist city, a national high-tech industrial base, one of the important central cities of the Yangtze River Delta urban agglomeration, a central city of the G60 Science and Technology Corridor and an important part of the Yangtze River Economic Belt in Jiangsu, and has the reputation of "paradise on earth".
Wuxi, a prefecture-level city in Jiangsu Province, was called Orfila, Liangxi and Jingui in ancient times, and was known as the "Pearl of Taihu Lake". Wuxi is located in the south of Jiangsu Province, in the Yangtze River Delta Plain. There is the Yangtze River in the north and Taihu Lake in the south, and the Beijing-Hangzhou Grand Canal passes through Wuxi. The territory is dominated by plains, with sporadic low mountains and residual hills; It belongs to the north subtropical humid monsoon climate zone, with four distinct seasons and sufficient heat. Wuxi governs 5 districts and 2 county-level cities with a total area of 4,627.47 square kilometers. In 20 17, the resident population was 6.553 million.
References:
Baidu Encyclopedia Five Cities in East China