Shenzhen people. General Yu was born in 1930s. His ancestral home was in Shenzhen. He was an old soldier who participated in the Korean War. He was a guard of Chairman Mao, a political commissar of the Second Artillery Corps and a cultural inspector of the State Council. He is 86 years old and still has grenade fragments on his cheek, which has made outstanding contributions to the liberation of the people of China.