Changchun, referred to as "Chang" for short, was called "Xi Du and Chachong" in ancient times, also known as "North Spring City". Jilin Province is a prefecture-level city, a provincial capital city, a sub-provincial city and a core city of Changchun urban agglomeration. It is one of the central cities and important industrial bases in Northeast China approved by the people of China and the State Council. By 2020, Changchun will have 7 districts, 1 county and 3 county-level cities, with a total area of 24,744 square kilometers.
Changchun is a national historical and cultural city, with numerous historical sites, industrial heritage and cultural relics, which is a concentrated witness to the complete course of political and military conflicts in modern Northeast Asia. It is also one of the four major garden cities in China, enjoying the reputation of "Spring City in the North", and its greening rate ranks among the top cities in Asia.
Science and technology:
In 2020, the number of patents granted in Changchun was 17373, an increase of 46.0% over the previous year. Among them, 3,472 invention patents were granted, an increase of 33.5%.
In 2020, Changchun registered 259 scientific and technological achievements. The turnover of technology contracts reached 4.51.60 billion yuan. The municipal science and technology management department invested 654.38+85.5 million yuan in science and technology funds. There are 884 new high-tech enterprises in the city.
In 2020, there will be 6 statutory product quality inspection institutions and 9 legally established metrological verification institutions in Changchun. Throughout the year, municipal product quality supervision and spot checks were carried out in batches of 13 16, and 260,000 measuring instruments were compulsory.