Shanghai,or “Hu”alternatively,located at 31。14，latitude and 121。29，east longtitude.Shanghai is located in the foreside of the Yangtze River Delta, which is the richest place of China. Bordering on Jiangsu and Zhejiang Provinces on the west, Shanghai is washed by the East China Sea on the east and Hangzhou Bay on the south. North of the city, the Yangtze River pours into the East China Sea. It also assumes the central location along China's coastal line. Chongming Island in Shanghai is the third largest island in China,which is an alluvial island formed with soil carried by the Yangtze River.Other islands under Shanghai administration are Changxing Island and Hengsha Island etc.Thanks to its advantageous geographic location, Shanghai has today become an excellent sea and river port, boasting easy access to a vast hinterland. Shanghai has a total area of 6,340.5 square kilometers,land area of 6218.65 square kilometers and water area of 121.85 squre kilometers.The city is about 100 kilometres wide from east to west and 120kilometres long from north to south.

With a pleasant northern subtropical maritime monsoon climate, Shanghai enjoys four distinct seasons, generous sunshine and abundant rainfall every year. The average annual temperature is about 16 degrees Celsius. Except for a few hills lying in the southwest corner, most parts of the Shanghai area are flat and belong to the alluvial plain of the Yangtze River Delta. The average sea level elevation is about four meters. Dotted with many rivers and lakes, the Shanghai area is known for its rich water resources, with the water area accounting for 11% of its total territory. Huangpu River and Suzhou Creek are the main waterways in the Shanghai area. The city's Chongming Island is the third largest island in China. Except for a few hills lying in the southwest corner, most parts of the Shanghai area are flat and belong to the alluvial plain of the Yangtze River Delta. The average sea level elevation is about four meters. Dotted with many rivers and lakes, the Shanghai area is known for its rich water resources, with the water area accounting for 11% of its total territory. Huangpu River and Suzhou Creek are the main waterways in the Shanghai area. The city's Chongming Island is the third largest island in China.