The national emblem is a design competition held by Tsinghua University Architecture Department and Central Academy of Fine Arts respectively. In the discussion of 1949 in August, a highly revised version of the national emblem was deliberated and adopted, and on September 20th, 1950, President Mao Zedong ordered the publication of the national emblem of the people of China. The contents of the national emblem of China are the national flag, Tiananmen Square, gears and ears of grain (the national flag and Tiananmen Square symbolize the country, gears symbolize the working class, and ears of grain symbolize the peasant class), symbolizing the new democratic revolutionary struggle of the China people since the May 4th Movement and the birth of the new China of the people's democratic dictatorship led by the working class and based on the workers-peasants alliance.

1950 June 18, the second session of the First National Committee of China People's Political Consultative Conference adopted the pattern of the national emblem of China and its explanation. On September 20th of the same year, President Mao Zedong ordered the announcement of the national emblem of China.

Extended data:

Law of the People's Republic of China on the National Emblem Article 3 People's Republic of China (PRC) and the national emblem are the symbols and symbols of People's Republic of China (PRC). All organizations and citizens should respect and care for the national emblem.

Article 4 The following institutions shall hang the national emblem:

(a) the Standing Committee of the people's congress at or above the county level;

(2) People's governments at or above the county level;

(3) the Central Military Commission (CMC);

(4) People's courts at all levels and special people's courts;

(5) People's procuratorates at all levels and special people's procuratorates;

(6) Ministry of Foreign Affairs;

(seven) China embassies and consulates abroad and other diplomatic institutions.

The people's governments of townships, nationality townships and towns may hang the national emblem, and the specific measures shall be formulated by the people's governments of provinces, autonomous regions and municipalities directly under the Central Government according to actual conditions. The national emblem should be hung in the center above the main entrance of the organ.

Baidu encyclopedia-national emblem

People's Daily Online-Interpretation by Military Experts: The Story of the Birth of the National Flag and National Emblem