In August 1949, Wu Shi, who was supposed to welcome the liberation in Fuzhou, was suddenly appointed by Chiang Kai-shek as the Deputy Minister of Defense of the National Government.In order to obtain more information, Wu Shi resolutely went to Taiwan to take up his post in accordance with the instructions of the party organization. Taking advantage of his work convenience, he successively provided important information to the East China Bureau of the Communist Party of China about the changes in military strength on Kinmen Island and the mobilization of the national army in the Southwest Campaign.

Zhu Feng, who was originally going back to Shanghai, learned that Wu Shi's original traffic officer had died and the organization needed to send a new traffic officer to Tai Wan. He also resolutely gave up the opportunity to reunite his family and went to Tai Wan alone.Wu Shi and Zhu Feng worked closely together and sent out many important pieces of information.In February 1950, due to betrayal by traitors, Wu Shi, Zhu Feng, Chen Baocang, Nie Xi and others were unfortunately arrested and sacrificed in Ximachang Town, Taipei. However, the Zhoushan troop deployment plan they sent helped the liberation army successfully liberate the Zhoushan Islands and paved the way for the liberation of the country.contributed to the cause.