Presidential Palace is located in Nanjing Changjiang Road, No. 292, has now become China's largest modern history museum. Nanjing Presidential Palace has 600 years of history, 1840 to 1949 liberation of Nanjing Opium War 100 years, as China's modern political center in Nanjing, where many of China's political and military center, major events hotbeds, China a series of major events or happen here, or here is closely related to some of the important figures in this activity too. The complex has become an important site of modern Chinese history.