Knowledge expansion:
Shanghai, referred to as Shencheng, Shanghai and Modu for short, is a municipality directly under the Central Government of the People's Republic of China, a national central city, a megacity and a core city of Shanghai metropolitan area. It is an international economic, financial, trade, shipping and scientific and technological innovation center in China approved by People's Republic of China (PRC) and the State Council, and a famous historical and cultural city in China.
Shanghai has a total area of 6,340.5 square kilometers and governs 16 districts. By the end of 2022, the permanent population of Shanghai was 24,758,900.
Shanghai is located in the east of China, on the west coast of the Pacific Ocean and on the eastern edge of the Asian continent. It is a part of the alluvial plain in the Yangtze River Delta, between east longitude12052'-12212' and north latitude 30 40'-3 1 53'.
The average elevation of Shanghai is 2. 19 meters, and Dajinshan Island is the highest point in Shanghai, with an elevation of 103.7 meters, which belongs to subtropical monsoon climate. The river network mainly includes Huangpu River, the main road flowing through the urban area, and its tributaries Suzhou River, Chuanyang River and Dianpu River.
About 6000 years ago, the west of Shanghai became land. During the Spring and Autumn Period and the Warring States Period, Shanghai was the fief of Chun, so Shanghai was nicknamed Shen. In the Jin Dynasty, because fishermen created the fishing tool Hu, the place where the river flowed into the sea was called Hu, so the lower reaches of Songjiang River was called Hu, and later it was changed to Shanghai, so Shanghai was called Shanghai for short.
In the 29th year of Yuan Dynasty (1292), Shanghai Town was set aside from Huating County, and the establishment of Shanghai County was approved, marking the beginning of Shanghai's urban construction. The representative cultures in the history of Shanghai are "Wuyue Culture", "Jiangnan Culture" and "Shanghai Culture".
In 2022, Shanghai achieved a regional GDP of 4,465.28 billion yuan, down 0.2% from the previous year. The added value of the primary industry was 9.695 billion yuan, down by 3.5%; The added value of the secondary industry11458.43 million yuan, down1.6%; The added value of the tertiary industry was 3,309.742 billion yuan, an increase of 0.3%.