On 10 January 2012, in his league debut for Felda United, he scored in a 2–0 victory over his former club, Kuala Lumpur FA.

Yong has also shown a tremendous performance on his first appearance in the SEA Games helping the Malaysia national team to wins 4–1 against Cambodia through one assist.

At the start of his career, Yong plays as a midfielder and occasionally as a striker at Kuala Lumpur, FELDA United and Perak.

Due to his exceptional stamina, Yong is able to provide crosses upfield and defend effectively against an opponent's attack down the flanks.

Which make him the most appearances player for Penang FA in 2015 and thus help the team to be promoted to 2016 Malaysia Super League.