He was a key player to the Malaysian team who qualified to the 1980 Olympic games Moscow which Malaysia boycotted.
[4] He also scored a hat-trick in a 6–1 win against Indonesia in the qualifying round for the 1980 Olympics.
[3] Malaysia won the play-off against South Korea with a 2–1 score in the Merdeka Stadium.
[3] His younger brother, Zainal Abidin Hassan, also played football professionally, winning six Malaysia Cups and four league titles with Selangor and Pahang.
[5] Khalid Ali died from lung cancer on 6 February 2024, at the age of 66.