On February 28th, 2013, a retirement farewell party for Professor Chen Zhengping was held in Wenbeilou Building, Room 309. Professor Cai Lesu, Professor Liu Beicheng and other teachers made speeches, recollecting the time of working with Professor Chen and speaking highly of his academic accomplishments and professional dedication. Students of Professor Chen extended their gratitude to him for his guidance and instructions. Reminiscing his work and life in the Department of History, Professor Chen shared his experience of teaching and research. He expressed that he would continue to support the Department of History in his retired life.