China Renmin University published an obituary on March 10. As of March 27th, 2024, on March 10, 2024, the School of Economics of China Renmin University published an obituary. Party member, an outstanding producer, a famous historian of economic thought and an outstanding educator in China. Professor Yao Kaijian, a professor and doctoral supervisor at the School of Economics of China Renmin University, died in Beijing on March 7, 2024 at the age of 70. /kloc-0 was born in Beijing in April, 1953. He loved the party, the motherland and the people since he was a teenager, studied hard, pursued progress and was influenced by his family environment. When he was a teenager, he often read books on social science research, and he became interested in history and economic research during reading and thinking.