Dalian, which belongs to Liaoning Province, is located on the east coast of Eurasia, at the southernmost tip of Liaodong Peninsula in northeast China, with east longitude 120 degrees 58 minutes, east longitude 123 degrees 3 1, 3843 minutes north latitude and 40 degrees north latitude 10 minutes, bordering the Yellow Sea in the east and the Bohai Sea in the west.

Dalian, also known as Bincheng, was formerly known as Darini and Qingniwa. Dalian began to be called 1899. During the First Opium War and the Second Opium War, British troops invaded Dalian. As the main battlefield of the Sino-Japanese War and the Russo-Japanese War, Dalian suffered two major war robberies in modern history and became a colony of Russia and Japan for nearly half a century.

Dalian has a warm temperate continental monsoon climate with maritime characteristics, with a total area of12,574 square kilometers and a registered population of 5.936 million (20 15)[ 1]. It has jurisdiction over 2 county-level cities, 7 districts of 1 county, 3 national opening-up experimental zones, Changxing Island Lingang Industrial Zone and Huayuankou Economic Zone. It has Ying Ge Stone Botanical Garden, Xishan Lake Park, Changxing Island Wetland and other scenic spots [3], and has successively won honors such as international garden city [4], China's best tourist city [5], national environmental protection model city, and 20 17 China's top 200 charming cities.

Jinzhou, a prefecture-level city under the jurisdiction of Liaoning Province, is located in the southwest of Liaoning Province, at the eastern end of "Liaoxi Corridor", bounded by120 43' ~122 36' east longitude and 40 48' ~ 42 08' north latitude; It faces the Bohai Sea in the south and the Songling Mountains in the north. It is adjacent to the "Central South Liaoning" industrial zone in the east, the Bohai Sea in the south, the "Beijing-Tianjin-Tangshan" industrial zone in the west, and the vast hinterland of western Liaoning, eastern Inner Mongolia, Heilongjiang and Jilin in the north. It belongs to temperate monsoon climate. The city covers a total area of 10.03 million square kilometers, governs10 counties (cities) and districts, and has a registered population of 3.022 million (at the end of 20 16) [1].

Jinzhou is an important center of science, technology, education, culture, medical care and logistics in Liaoning Province, an important coastal open city in Bohai Economic Zone, a regional central city in western Liaoning, the second largest coastal city in Liaoning Province and a regional logistics central city in Liaoning Province, which has been included in the national strategy of Liaoning coastal economic belt. Jinzhou has a national development zone, a national high-tech zone and a national demonstration base for transformation of scientific and technological achievements (Jinzhou). Famous scenic spots include: World Expo Park, Liaoshen Campaign Memorial Hall, Qingyan Temple, Beiputuo Mountain, etc.