Gaochun District (Gaochun County), located at the southern end of Nanjing, Jiangsu Province, is an important national characteristic modern urban agricultural base, an important leisure tourism destination in the eastern part of the country, a manufacturing service hub and high-end manufacturing supporting base in the eastern part of China, and is known as the back garden and south gate of Nanjing.

Gaochun District is the first "International Slow City" awarded by the World Slow City Alliance and the location of the headquarters of the International Slow City Alliance in China. It is known as the "Holy Land of the South of the Yangtze River", and is known as the "Land of Fish and Rice in the South of the Yangtze River". It is surrounded by natural mountain and lake resources and has the typical ecological characteristics of the South of the Yangtze River.

Gaochun District has a long history and culture. It is a famous historical and cultural city in Jiangsu Province. The site of Xuecheng in the territory is an ancient village in the Neolithic Age more than 6000 years ago. The Xuhe River dug by Wu Zixu's department is the earliest artificial canal in the world and still plays a role in shipping. Gaochun Old Street is the most complete ancient street of the Ming and Qing dynasties in East China and the top ten historical and cultural streets in China.

Gaochun District is one of the top ten commercial and trade counties (cities) in Jiangsu Province, a strong construction county, and a town of Chinese architecture. The shipbuilding and water transport industry enjoys the reputation of "the first county of Chinese folk shipbuilding and water transport". Wujiazui Village, famous for the shipbuilding and water transport industry, is known as "the first village of Chinese folk shipbuilding and water transport".

As of 2019, Gaochun District has 6 streets and 2 towns under its jurisdiction, with a total area of 790.23 square kilometers, a permanent population of 429200, and a gross regional product of 47.677 billion yuan.