193 1 17 On the afternoon of August 10, Zheng Taipu was also arrested at the entrance of Maigen Road (now Shimen No.2 Road) in the concession for being betrayed by a traitor. 193 1 year165438+1October 29th, Chiang Kai-shek secretly killed Deng and sentenced Zheng Taipu to death. Later, Zheng Taipu, Luo Renyi and other comrades 12 were released on bail by Soong Ching Ling and Feng Yuxiang in the spring of 1932. After he was released from prison, Zheng Taipu went to Tongji University to teach, and was later hired by the Commercial Press as a compiler, concentrating on reading and translating, but he was still extremely enthusiastic about political activities.

1933 65438+ 10, together with Soong Ching Ling, Cai Yuanpei, Yang Xingfo and Lu Xun, Zheng Taipu became the first members and took an active part in the revolutionary activities to rescue political prisoners. From 1937 to 12, Zheng Taipu went to Sun Yat-sen University and Tongji University in Yunnan to teach. /kloc-moved to Sichuan with Tongji University in 0/940. He was first the head of the department of mathematics and science, and then he was promoted to provost. 1944 transferred to Chongqing jiaotong university to teach. 1945165438+10 In October, Zheng Taipu retired with Jiaotong University and left Chongqing for Shanghai by boat. 1945 12. The China Democratic National Construction Association was established in Chongqing, with "of the people, by the people and for the people" as the highest ideal program for the founding of the country. After Huang Yanpei's mobilization, Zheng Taipu joined the Democratic National Construction Association. At this time, the Central Committee of the Agricultural Workers' Party appointed Zheng Taipu to prepare for the reconstruction of the Shanghai organization in Shanghai. 1947 In February, after the meeting of the "Four Cadres" of the Agricultural Workers' Party, the Shanghai Party Committee was established.

1948 In May, the Central Committee of the Communist Party of China discussed the establishment of a democratic coalition government in the slogan of May 1 International Labor Day. At this time, the China Democratic League was forcibly dissolved by Chiang Kai-shek, and the Democratic National Construction Association was forced to go underground. Zheng Taipu had a secret meeting with Shanghai's executive directors and supervisors and unanimously decided to respond to China's call.

1949 65438+ 10, the Central Shanghai Bureau invited 32 patriotic Democrats from Shanghai, including Zheng Taipu and Ma Yinchu, to attend the preparatory meeting for the new CPPCC in Beiping via Hong Kong. Being in a sinister environment, Zheng Taipu couldn't see clearly what was going on in public, so he left Shanghai under the pseudonym of Tang on the grounds that the editor-in-chief of the Commercial Press was responsible for consulting progressive writers from all over the world.