While on patrol in the Formosa Straits on 25 January 1952 she aided the Chinese Nationalist dredger "Chien Wong", and on 12 February she assisted the British merchant vessel who had been attacked by Communist pirates.
While on patrol in the Formosa Straits on the 25th of January, 1952 the "Douglas A. Munro" aided the Chinese Nationalist dredger "Chien Wong". Later, on the 12th of February, DE- 422 assisted the British merchant vessel who had been attacked by Communist pirates.