Panjin, a prefecture level city under the jurisdiction of Liaoning Province, also known as the "City of Wetlands", is located in the central and southern part of Liaoning Province, in the center of the Liaohe River Delta, at the mouth of the Liaohe River. The terrain gradually slopes from north to south. The city has jurisdiction over one county and three districts, with a total area of 4102.9 square kilometers; By the end of 2021, the city's registered residence population is 1.293 million.

Panjin is an important petroleum and petrochemical industrial base in China approved by the State Council, one of the important central cities in the coastal economic zone of Liaoning, the headquarters of Liaohe Oilfield, and a "new petrochemical city". It is built around oil and thrives on oil. There are rich mineral resources such as oil, natural gas, well salt, etc. underground; It is also an ecological city with beautiful scenery; The Red Beach Scenic Area, which is dominated by the National Scenic Corridor of Red Beach, is a national 5A scenic area and an excellent tourist attraction in Liaoning Province; Tianzhuang Terrace in the territory is the battlefield of the last battle of the Sino Japanese War of 1894-1895. It is a patriotism education base. Dongfeng Town in Dawa District is the ancestral home of General Zhang Zuolin and General Zhang Xueliang; It is a pilot city of "waste free city" construction, a national food safety demonstration city, a national government service standardization pilot city, a national cultural consumption pilot city, a national home and community elderly care service reform pilot city, a pilot city of "urban-rural integration" in Liaoning Province, and a pilot city of livable rural construction. On April 27, 2020, the State Council agreed to establish a cross-border e-commerce comprehensive pilot zone in Panjin City.

In 2021, Panjin will achieve a regional GDP of 138.32 billion yuan, an increase of 0.5% over the previous year at comparable prices.