“大渡桥横铁索寒”1935年5月24日,毛泽东和中共中央机关、中央革命军事委员会纵队进入彝族区域。为了不打扰彝族群众,毛泽东和同志们一起,露宿在树林中。当天晚上,英勇的红一方面军先遣队顺利占领石棉县的安顺场,随即控制了大渡河的安顺场渡口。大渡河是长江的上游,它流入岷江 "On May 24, 1935, Mao Zedong and the CPC Central Committee, the Central Revolutionary Military Commission column into the Yi region. In order not to disturb the Yi people, Mao Zedong and his comrades together sleep in the woods. That evening, the heroic Red Army advance contingent successfully seized Anshun Field in Shimian County and immediately controlled Anshun Ferry at Dadu River. Dadu is the upper reaches of the Yangtze River, it flows into the Minjiang River