1946年4同20日,王延洲从徐州驾飞机误落解放区河北省清河县,1983年12月经中田人民解放军空军审定,事受驾机起义人页待遇。他击落日本战机5架。击落击伤美国战机各1架,是中国空军中既击落过日本飞机又击落过美国飞机仅有的两人之一,被誉为“空中斗士”。 On April 19, 1946, on the same day as the 20th, Wang Yanzhou landed on Qinghe County, Hebei Province, liberated from Xuzhou by plane. In December 1983, it was examined and approved by the People’s Liberation Army Air Force in Nakata. He shot down five Japanese fighters. One of the fighters that shot down and wounded each of the U.S. fighters was one of the only two people in the PLAAF that downed both Japanese aircraft and American planes. It is known as “Air Fighter ”.