The Memorial Hall of the Victims in Nanjing Massacre by Japanese Invaders is a thematic memorial hall built on the site of Jiangdong Gate mass murder in the Nanjing Massacre, which was officially opened to the public on August 15, 1985.

Nanjing is tectonically located on the northern margin of the Yangtze Block that is based on low-grade metamorphic schist and metamorphic volcanics with an isotopic age of roughly 864 million to 1,031 million years.

The current economy of Nanjing, is dominated by the service industries, accounting for about 60 percent of the GDP of the city, and financial industry, culture industry and tourism industry are the top three.

Nanjing is home to more than 10 kinds of traditional folk arts forms and folk songs and dances, with a long history and distinctive characteristics.

By the end of 2023, Nanjing consisted of 11 districts: Xuanwu, Qinhuai, Jianye, Gulou, Pukou, Qixia, Yuhuatai, Jiangning, Liuhe, Lishui, and Gaochun, with a total of 95 subdistricts and 6 towns.

Nanjing is the transport hub in eastern China and the downstream Yangtze River area.

On December 29, 1968, the Nanjing Yangtze River Bridge was completed and opened to traffic. The project was completed ahead of schedule; original plans stated that the construction would not be finished until July 1, 1969.

As one of China's four ancient capitals, Nanjing is reputed as the Ancient Capital of the Six Dynasties or the Ten Regimes. It has served as the capital of multiple dynasties for approximately 450 years, but it has been recognized as a city for 2,500 years.

Nanjing is situated in the hilly lands of the Nanjing-Zhenjiang-Yangzhou Region.