Research conclusions: For transporting the coals of the six major coal bases，it is economical to transport the coals from Shendong, south Shanxi and north Shaanxi to the South China and East China by combined railway-ship transport and to transport the coal from east Shanxi and Huanglong to South China and East China by through train, and for transporting the coal from central Shanxi，it is economical to transport it to the coastal cities between Fuzhou and Shantou by combined rail and ship transport and to the places the coal should be transported by through train.