贵阳铁路分局，是沟通西南三省与沿海和华中部份地区的重要通道之一。各分界站接入货物由1990年的2241万t增加到1994年的3128万t，年均增长8.7％；交出货物由1990年的2749万t增加到1994年 Guiyang Railway Branch, is an important channel to communicate three provinces in southwest China and the coastal areas and parts of Central China. The importation of goods at each boundary station increased from 22.41 million tons in 1990 to 31.28 million tons in 1994, an average annual increase of 8.7%; the delivery of goods increased from 27.49 million tons in 1990 to 1994