Dandong City, formerly known as Andong, prefecture-level city under the jurisdiction of Liaoning Province, the State Council approved the determination of Liaoning Province, an important border crossing and Liaodong regional center city, Liaoning coastal economic zone, an important port city, located in the southeastern part of Liaoning Province, east and North Korea's Sinuiju across the river, south of the Yellow Sea, west of Anshan, southwest of Dalian, north of the border with Benxi, the terrain is gradually lowered from the northeast to the southwest, is a warm-temperate zone with a humid monsoon climate zone, with a total area of 15,289.6 square kilometers. As of October 2022, the city has three municipal districts, one autonomous county, and two county-level cities under its jurisdiction. As of the end of 2022, the city had a resident population of 2.116 million. In the Tang Dynasty, the city was established as the Anton Province, and the word "Anton" was first used. In the second year of the Qing Dynasty (1876), Andong County was established and took shape. Dandong is the northern starting point of China's coastline, located in the heart of Northeast Asia, is the Northeast Asian Economic Circle and the Bohai Sea Economic Circle is an important intersection of the industry, trade, ports, logistics, tourism as the main riverside, coastal, along the edge of the city, is a national border cooperation zone, coastal open cities, with ports, railroads, highways, pipelines, airports, five types of 10 ports, a China-North Korea border people's mutual trading zone, is China's trade with the North Korea, is the first Chinese trade with China. Dandong is a national-level border cooperation zone and coastal open city, with 10 ports of 5 types, including ports, railways, highways, pipelines and airports, and 1 Sino-Democratic Border Mutual Market Trade Zone. Dandong has beautiful scenery, rivers, lakes, seas, mountains, springs, forests, islands and other characteristic landscapes to build the "Jiangnan of the North", known as "China's largest and most beautiful border city", is a national health city, national garden city, China's excellent tourist city and the national model city of double embrace. Dandong is a national health city, national garden city, Chinese excellent tourist city and national model city of double-protection. In 2023, Dandong's GDP will reach 94.52 billion yuan, a year-on-year growth of 6.1%.