RFA Retainer
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RFA Retainer (A329) was an armament support ship of the Royal Fleet Auxiliary.
Built by Scotts of Greenock as Chungking, a cargo/passenger liner for the China Navigation Co. Both Chungking and her sister vessel Changchow (later Template:Ship lost their initial purpose due to the Communist revolution. Chartered for a year and a half to the French Messageries Maritimes, they were purchased by the British Admiralty in 1952.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>
In 1959, Retainer was used with the missile trials ship Template:HMS for trials of replenishment at sea with the new Seaslug missile.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>