Shanghai belongs to China, located at north latitude 31°14', east longitude 121°29', west bank of Pacific Ocean, the east edge of the Asian continent, the front of the Yangtze River Delta; East to the East China Sea, South to Hangzhou Bay, West to Jiangsu and Zhejiang two provinces, the north boundary to the Yangtze River Estuary, the Yangtze River and the East China Sea are connected here.