Yu was born in Haining City, Zhejiang Province. 1980 was admitted to the Department of Thermal Physics of Zhejiang University with excellent results, majoring in thermal power. 1984 After graduating from college in August, he was assigned to work in Qinshan Nuclear Power Station, which just started. Researcher-level senior engineer 199 1 was awarded the model worker of Qinshan Nuclear Power Company, 1999 was awarded the "Young and Middle-aged Expert with Outstanding Contribution" by the Ministry of Personnel, and was awarded the "Special Government Allowance Winner" by the State Council in 2000.