Shanghai, likewise spelled Shang-hai, city and region level shi (region), east-focal China. It is one of the world’s biggest seaports and a noteworthy modern and business focus of China.
The city is situated on the shoreline of the East China Sea between the mouth of the Yangtze River (Chang Jiang) toward the north and the narrows of Hangzhou toward the south. The region’s territory incorporates the city itself, encompassing rural areas, and a rural hinterland. Shanghai is China’s most-crowded city, and the region is its most-crowded urban territory.
Shanghai was one of the primary Chinese ports to be opened to Western exchange, and it since quite a while ago commanded the country’s trade. Since the socialist triumph in 1949, be that as it may, it has turned into a mechanical monster whose items supply China’s developing residential requests. The city has additionally experienced broad physical changes with the foundation of mechanical rural areas and lodging buildings, the improvement of open works, and the arrangement of parks and other recreational offices. Shanghai has endeavored to kill the financial and mental heritages of its abused past through physical and social change to help its significant job in the modernization of China. Zone Shanghai region, 2,400 square miles (6,200 square km). Pop (2010) city, 20,217,748; Shanghai district, 23,019,196; (2014 est.) Shanghai region, 24,256,800.
Shanghai district is flanked by Jiangsu region toward the north and west and Zhejiang area toward the southwest. It incorporates the 18 areas comprising the city of Shanghai and a few islands in the mouth of the Yangtze and seaward toward the southeast in the East China Sea. The biggest island, Chongming, has a zone of 489 square miles (1,267 square km) and broadens in excess of 50 miles (80 km) upstream from the mouth of the Yangtze; it and the islands of Changxing and Hengsha authoritatively include a district under Shanghai region.
The territory part of the city lies on a practically level deltaic plain with a normal rise of 10 to 16 feet (3 to 5 meters) above ocean level. It is confused by a mind boggling system of trenches and conduits that associate the district with the Lake Tai area just toward the west.