Jiangsu is located in the eastern China. This province has a long history and the profound Jiangnan (means the culture in southern region of Yangtze River). The province was so named in the Qing Dynasty; its two charactersm Jiang and Su, came from two prefectures in this area. Jiangning (now called Nanjing) and Suzhou, though the history of Jiangsu can be traced to the New Stone Age.