Nanjing is the capital city of Jiangsu with a population of 4.5 million. Owing to its superior geographic location, the city has remained the transportation center of the Yangzi Delta region.
Shanghai, Hu for short, is situated on the estuary of Yangtze River of China. It is the largest industrial city in China.
Beijing is an ancient city with a long history. The long history leaves Beijing precious cultural treasure.