Cheng Tsz-Sum is a 27-year-old professional football player from HKG. He plays primarily as a Forward. He stands at 177cm tall and weighs 65kg. His preferred foot is Left. His current market value is estimated at 75K .

His most recent move was a from Tai Po to Kwoon Chung Southern on 2026-07-09.

In the Chinese Hong Kong Premier League 2025-2026 season, Cheng Tsz-Sum scored 1 goals and provided 0 assists across 12 appearances, averaging 0.1 goals per game with 0 shots attempted and 0 on target.