(1946 Mao Zedong sent a secret telegram to Lin Biao and Peng Zhen who were in the field. At that time, the domestic situation was still unclear, and our party planned to arm the separatist regime in Northeast China. I didn't expect the Kuomintang to fight so hard that Changchun didn't become the second Yanan. )
"China's missile atomic bomb must use the instruments of Changchun Institute of Optics and Mechanics."-Qian Xuesen.
"Changchun is really a veritable forest city." -norodom sihanouk
The King of Cambodia, accompanied by Premier Zhou, visited Changchun for the second time, which left him a sincere impression. )
Changchun was named by Emperor Qianlong.
Changchun is the first city in China that is completely planned and designed by foreign experts.
Changchun is the only city in China based on foreign capitals (Paris, Canberra).
Changchun is the first city in Asia to fully popularize toilets. (11930s)
Changchun is the first city in Asia to fully popularize pipeline gas. (11930s)
Changchun is the first city in Asia to realize the grounding of main road wires. (11930s)
Changchun is the first city in China to plan subway (194 1).
Changchun is also the only city in modern Asia that was once more advanced than Tokyo.
Changchun is one of the four major garden cities in China (Nanjing, Changchun, Hangzhou and Kunming).
Changchun is the second green city in China (Nanjing is the first).
Changchun is the city with the highest proportion of university students in China (400,000/3 million).
Changchun has the largest and most comprehensive university in China, Jilin University.
Jilin University is also the first comprehensive university founded by China Production Party.
There are also 26 colleges and universities such as Northeast Normal University.
Changchun is a famous science and education city in China.
Changchun is the cradle of China automobile industry.
The first car in New China was born in Changchun.
The first car of New China was born in Changchun.
The First Automobile Company is the largest automobile manufacturer in China.
Changchun is the cradle of new China film industry.
The first film of New China was born in Changchun.
At present, most adults in China have grown up watching feature films.
Changchun also owns Chang Ying Century City, the only world-class film theme park in China.
Changchun is the cradle of China rail vehicles.
The first rail passenger car in New China was born in Changchun.
The first tram in New China was born in Changchun.
The first subway in China was born in Changchun.
China's first maglev train was born in Changchun. (experiment)
Changchun Bus Factory is the largest manufacturer of rail vehicles in China and the fifth largest in the world (products include Beijing Metro, Beijing Light Rail, Wuhan Light Rail, Chongqing Monorail Light Rail, Guangzhou Metro, Pyongyang Metro and Tehran Metro, etc.). And most railway passenger cars in China).
Changchun is the cradle of China's optical career.
China's first laser was born in Changchun.
The first electron microscope in China was born in Changchun.
There are also dozens of China firsts, but they are not as important as the first two.
Changchun Institute of Optics and Mechanics is the earliest and most prestigious optical research institution in China.
Changchun is the cradle of gene biochemistry in China.
China's first genetically engineered hepatitis B vaccine was born in Changchun.
China's first genetically engineered interferon was born in Changchun.
The first batch of monoclonal antibodies in China was born in Changchun.
China's AIDS vaccine was also developed in Changchun.
Changchun Institute of Biological Products is the earliest and largest vaccine research and production unit in China.
Changchun has also contributed to China's space industry.
The payload (main components) and glass windows of Shenzhou VI were developed by Changchun Institute of Optics and Mechanics, Chinese Academy of Sciences.
The refractory of Shenzhou VI was developed by Changchun Institute of Applied Chemistry, Chinese Academy of Sciences.
Changchun is the cradle of Chinese astronauts.
Yang Liwei, Fei, Nie Haisheng and other China astronauts all graduated from Changchun Air Force Aviation University.
This will also be the first female astronaut in China.
Changchun is also the first forest city in China.
There are trees on both sides of the street, and Jingyuetan National Forest Park, the largest artificial forest in Asia, covers an area of 1.50 square kilometers to the south.
Changchun is also the largest grain market in China.
The land around Changchun is fertile. Changchun accounts for three of the top ten grain-producing counties in China. The output and per capita possession of commodity grain rank first in China.
Changchun Hao Yue Group is also the largest beef producer and exporter in China and a supplier of McDonald's in China.
I wrote something I know, but not all of it, hehe.