In 1931, the Associated Oil Company joined with Mitsubishi to establish Mitsubishi Oil in Japan, before establishing the Manchurian Oil Company in Dalian under the Japanese wartime regime in 1934.[7]
1931年、アソシエイテッド石油は三菱と提携し日本に三菱石油を設立し、その後1934年に日本の戦時体制下で大連に満州石油を設立した[7]。