 Her duties at Hong Kong included Guardship duty in the Yangtze, surveillance of Chinese Nationalist warship movements, and patrols to support military operations against insurgent forces in Malaya.In December 1950 "St Brides Bay" was sent to join the British naval forces that formed part of the United Nations Naval Task Force after the outbreak of the Korean War.She was deployed off the west coast of Korea and supported the evacuation of Incheon.