[6] Leong Ka Hang made his debut as a second-half substitute on 22 November 2014, his 22nd birthday, against Sun Pegasus, but he failed to break the deadlock and the match ended 0:0.

On 13 July, he confirmed to a Macanese news outlet that he had signed with Lee Man, a club coached by former Macau manager Chan Hiu Ming.

[12] In February 2011, in the 2012 AFC Challenge Cup qualifying playoff round, Leong Ka Hang scored a goal each away[13] and at home, but Macau lost to Cambodia 4-5 on aggregate after extra time.

[14] On 3 October 2011, Leong Ka Hang scored, giving his side the first lead of the game, against Hong Kong national football team in the 2011 Long Teng Cup.

[15] On 8 July 2012, at the 2013 AFC U-22 Championship qualifiers, Leong Ka Hang scored a goal against Australia U22 national football team but Macau lost 3–2.