Guizhou Weng'an-Machangping Railway North-South Extension Line Beam Laying and Track Laying Project Fully Launched

　　

        On March 31, the prefabrication of T-beams and track laying for the Guizhou Weng'an-Machangping Railway North-South Extension Line officially began. The extension line stretches 148 kilometers, with the northern section extending from Weng'an to Zunyi and the southern section connecting Machangping to Duyun.