After Wu Guozhen returned to China,

1927 returned to China after receiving his doctorate. He was highly valued by Chiang Kai-shek. He served as Secretary of the Ministry of Foreign Affairs of the National Government, Director of the Hubei Provincial Taxation Bureau, Secretary of Chiang Kai-shek's Attendant Room, Mayor of Chongqing, Minister of Foreign Affairs, Minister of Propaganda Department of the Kuomintang Central Committee, and Mayor of Shanghai.

1938 5438+00 In June, the Japanese army captured Hankou, and Wu Guozhen's family fled to Chongqing.

From 65438 to 0939, Wu Guozhen became the mayor of Chongqing. 1942, Wu Guozhen was dismissed after the Chongqing tunnel tragedy.

1943, Wu Guozhen was appointed Minister of Foreign Affairs; 1945, Minister of Propaganda Department of China Kuomintang Central Committee.

After the fall of Chiang Kai-shek, Wu Guozhen, as his staff, moved around and made suggestions, and worked in the kmt chairman office established in August 1949. However, he also made some achievements in provincial politics, which also buried the distant cause of Chen Cheng's dissatisfaction with Wu.

After the Kuomintang fled from Taiwan Province, in order to win the favor and support of the United States,1February 949, Chiang Kai-shek appointed Wu Guozhen to replace Chen Cheng as the chairman and security commander of the Taiwan provincial government.