Engaged in diplomatic work from 65438 to 0956, served as five ambassadors and became an excellent diplomat. During his tenure as ambassador to Switzerland, he cooperated with the domestic medical team in Switzerland to treat Mr. Si Nuo with terminal cancer. "In order to report Si Nuo's illness to China at any time, Ambassador Chen Zhifang and his wife Wang Jing drove on the expressway from Bern to Geneva almost every day to learn about Si Nuo's illness and bring fresh jiaozi, crispy spring rolls, spicy chicken and other delicacies to Si Nuo. Sometimes I stay up late with medical staff and my eyes are red. " In the meantime, he also served as Director of the International Department of the Ministry of Foreign Affairs, and was one of the second batch of senior generals (or senior officials transferred to local areas) who became diplomats after the founding of People's Republic of China (PRC) (1955- 1964).
As Comrade Qiu (Executive Vice President) was requested to be transferred back to the Ministry of Foreign Affairs in 1959, on 1 June, the State Council decided to appoint Comrade Chen Zhifang as Vice President of the Foreign Affairs University. 1963 In February, the Party Committee of the Ministry of Foreign Affairs approved Comrade Chen Zhifang as Deputy Secretary of the Party Committee of the Foreign Affairs College.