1. Chongming District belongs to China and is located at the mouth of the Yangtze River. The whole area is flat and consists of three islands, Chongming, Changxing and Hengsha, with a total area of 14 1 1 square kilometer. Chongming Island is the largest estuarine alluvial island in the world and the third largest island in China after Taiwan Province Island and Hainan Island.

2. Chongming Island is known as the "gateway to the Yangtze River" and "Yingzhou in the East China Sea", with a total land area of 1.267 square kilometers. Changxing Island is located in the Jiangnan branch waterway of Wusongkou Foreign Minister, with a total land area of 88 square kilometers. Hengsha island is the easternmost island of the Yangtze River Estuary, with a total land area of 56 square kilometers.

3. Chongming Island, Changxing Island and hengsha island form an angle with each other to form Chongming District, which governs 16 Town and 2 Township. Mishima has a total registered population of 688,000. In addition to the Han nationality, there are many ethnic minorities living in Chongming, such as Mongolians and Hui people.

Chongming has a history of 1300 years. After five generations, its cultural and historical background is profound. "Chong" takes high meaning, "Ming" takes clear meaning, and "Chongming" refers to flat, wide, clear and flat land above the water surface.