As required by the "Seventh Five Year" Plan, alumina output will surpass 2 Mt in Xiaoyi Bauxite Mine in the period. Therefore, the rational matching of mining equipment is of great importance. In the past, equipment match was not without problems. This paper discusses the reasons behind those problems and puts forward some new thoughts regarding equipment match. According to the paper, adjustment of equipment match would help bring their performances into full play and thus enhance efficiency..