Which line city does Changchun belong to?

Second line. Changchun, also known as "North Spring City" for short, and known as "Chachong" in ancient times, is a prefecture-level city, provincial capital city, sub-provincial city, I-type big city and the core city of Harbin-Changzhou urban agglomeration under the jurisdiction of Jilin Province, and one of the central cities and important industrial bases in Northeast China determined by the State Council. Changchun has jurisdiction over 7 districts, 1 county and 3 county-level cities, with a total area of 24,592 square kilometers. In 2023, Changchun achieved a regional GDP of 7002 1 billion yuan, a year-on-year increase of 6.6%. At the end of the year, the resident population of the city was 965.438+0.010.9 million. Changchun City is located in the northeast of China, in the geographical center of the northeast, bordering Songyuan City, Siping City, Jilin City and Harbin City respectively. It is the central city of Northeast Asia economic circle, the famous old industrial base in China, the earliest automobile industrial base and film production base in New China, and the cradle of the development of rail cars, photoelectric technology, applied chemistry, biological products and other industries in New China. China FAW Group Co., Ltd., CRRC Changchun Railway Passenger Car Co., Ltd., changchun film studio, Changchun Institute of Optics, Fine Mechanics and Physics, Changchun Institute of Applied Chemistry and Changchun Institute of Biological Products of Chinese Academy of Sciences were born one after another. Changchun is a national historical and cultural city, with many historical sites, industrial heritage and cultural relics. It is a concentrated witness to the complete course of political and military conflicts in modern Northeast Asia, and it is also one of the four major garden cities in China, with the greening rate ranking among the top cities in Asia. It is also the "Made in China 2025" pilot city and the "first batch of national urban design pilot cities".