深水埗區
Ambrose Cheung Wing-sum, BBS, JP (; born 10 January 1951) is a businessman, solicitor and is a former member of the Legislative Council of Hong Kong in 1998–2000 for the Urban Council constituency and incumbent Sham Shui Po District Council (Mei Foo North constituency) since 1982 and chairman of the Sham Shui Po District Council since 2016.