Ganyu District (Ganyu County), subordinate to Lianyungang City, Jiangsu Province, is located on the coast of the Yellow Sea and the coast of Haizhou Bay at the junction of Jiangsu and Shandong, and at the eastern intersection of the Jiangsu Coastal Economic Belt and the East Longhai Industrial Belt. Known as the "Pearl of the Yellow Sea" and "Hometown of Xufu", Ganyucheng was built near the sea and was born by the sea. It is the first area close to the sea in Jiangsu. With a total area of 1514 square kilometers and a population of 1.19 million, the district has 15 towns and 2 provincial economic development zones. According to the data of the seventh population census, as of 0:00 on November 1, 2020, the permanent population of Ganyu District was 1003844.

Ganyu District, with 1.08 million mu of shallow sea area and 62.5 kilometers of gold coastline, is the longest sandy coast in Jiangsu and is known as the "Beidaihe" in Jiangsu. Qinshan Island is listed in the list of the first batch of uninhabited islands to be developed and utilized by the State Oceanic Administration. Qinshan Shenlu is the longest Haizhong Avenue in China. There are 37 mountains in Ganyu, two of which are more famous. The first is Jiagu Mountain, which is a famous place of Jiagu League in history. The second is the Anti-Japanese Mountain, known as the "First Anti-Japanese Mountain in China", which is a national key martyr memorial building protection unit.

Ganyu County was established in the Qin Dynasty, with a history of more than 2000 years. On July 9, 2014, Ganyu was removed from the county and set up a district, officially entering a new historical stage of integration into the main city and leapfrog development. Ganyu District has successfully created a garden city in Jiangsu Province, a civilized city in Jiangsu Province, a sanitary district in Jiangsu Province, and a national-level ecological zone. It has successively won the honorary titles of the top 100 counties with comprehensive strength in China, the top 100 counties with scientific development in China, the top 100 counties with the most regional driving force in small and medium-sized cities in China, the "National Top 100 Regions for Scientific Development", the top 100 counties with the most investment potential in small and medium-sized cities in China, and the top 100 counties with the most investment potential in 2018.

In 2021, the region's GDP will reach 70.75 billion yuan. Among them, the added value of the primary industry is 10.803 billion yuan; The added value of the secondary industry is 30.863 billion yuan; The added value of the tertiary industry is 29.084 billion yuan.