Nanjing, the capital of Jiangsu Province, located in the southwest of Jiangsu Province and the lower reaches of the Yangtze River, is a beautiful and graceful city. It experienced vicissitudes of life, in this land of glory and disgrace, with a melancholy feelings, silently exudes the breath of extinction; is an important centralcity in eastern China, national important scientific research and education base and comprehensive transportation hub, is the only city in the Yangtze River Delta and the Yangtze River Delta radiation development of important gateway cities, the first national historical and cultural city and national key scenic tourist city.