Academician Dai Yuanben is a researcher at the Institute of Theoretical Physics, Chinese Academy of Sciences, mainly engaged in the research of quantum field theory and particle physics theory. He died in Beijing on September 26th, 2020 at the age of 92. Academician Dai Yuanben 1928 was born in Nanjing, Jiangsu Province in July, and 1952 graduated from Nanjing University. 196 1 year, Academician Dai Yuanben graduated from Institute of Mathematics of China Academy of Sciences, and 1980 was elected as an academician of China Academy of Sciences.

Academician Dai Yuanben's life is admirable. He devoted his life to scientific research. He is also the chairman of China High Energy Physics Society. The most admirable spirit of researchers is never too old to learn, and Academician Dai Yuanben is no exception. Even when they are old and white-haired, the old academicians never stop learning, and always insist on scientific research and thesis study. After the age of 70, Academician Dai Yuanben also published more than 30 academic papers.

When the old academician was eighty years old, he also published professional papers in world-class journals. His peers and students admire his indifferent mind, enterprising learning spirit, and his love and rigor in scientific research. After decades of scientific research, Academician Dai Yuanben has made a series of important achievements in his professional field, and won the second prize of national natural science in 1982. He made great contributions to China's scientific research all his life.

Every scientific researcher is respectable. They devoted their whole lives to scientific research, and it was they who promoted the development of science and technology and the progress of human civilization step by step. It is also their thirst for knowledge and tireless study that can make so many great achievements. I hope every researcher can have a healthy body. Health is the capital of revolution. Only when you are in good health can other goals and dreams be realized.