as far as in the Hainan Island Campaign. Since 1949 After the founding of the People's Republic of China in 1949, Koreans in China became one of the official members of Zhonghua minzu. The total population of Koreans in China was 1.1 million, 47.6% of them living in Yanbian. In September 1949, Zhu Dehai, the chairman and local specialist of Chinese Communist Party in Yanbian attended the first plenary session of Chinese People's Political Consultative Conference (CPPCC) as one of the 10 ethnic minorities, participated in the establishment of CPPCC as a representative of Koreans in China. He also attended the grand ceremony for the founding of the People's Republic of China. After the outbreak of Korean War in 1950, young Koreans in China actively joined the People's Volunteer Army in response to the Chinese Communist Party's call. These bilingual soldiers provided valuable communications help to other Chinese soldiers with locals in Korea in addition to manpower. Zhao Nanqi, Li Yongtai are two of the most notable Korean figures who participated in the war. Koreans in Longjing also organized the "Yanji Jet" donation campaign. Donations from Koreans in Yanbian reached the equivalent value of 6.5 jet fighters after the enormous destruction caused by the American Bombing of North Korea. On 3 March 1952, Yanbian was officially designated as a Korean Autonomous Region and Zhu Dehai was appointed as the first Chairman. On 20 July 1954, the first session of People's Congress was held in Yanbian. In April 1955, "Yanbian Korean Autonomous Region" was renamed as "Yanbian Korean Autonomous Prefecture" per the stipulation of the first Constitution of People's Republic of China and Zhu Dehai was appointed as the first Chairman. On 29 May 1958, the State Council of the People's Republic of China approved the decision to designate Changbai County as "Changbai Korean Autonomous County". During the Cultural Revolution, many Korean cadres including Zhu Dehai were prosecuted as capitalist roaders, local nationalists or counterrevolutionists. Many faculty members of Yanbian University were also prosecuted. The number of Yanbian University's faculty and staff decreased to 23.7% of that in 1966. Even Korean Language was criticized as Four Olds. After the Cultural Revolution ended, things gradually restored to normal. On 24 April 1985, the eighth session of the People's Congress of Yanbian Korean Autonomous Prefecture passed the "Autonomy Regulations of Korean Autonomous Prefecture", which was later approved by the sixth session of Jilin