Yau Ma Tei, formerly named Waterloo after Waterloo Road, is an MTR station located in Yau Ma Tei, Kowloon. It is served by the Kwun Tong line and the Tsuen Wan line. The station opened on 22 December 1979 and was renamed as Yau Ma Tei on 31 May 1985 along with Argyle and Chater.