
Railway workers are busy at the upgrade project of Lyuyinhu station along the south-to-north extension line of Weng'an-Machangping Railway in southwest China's Guizhou Province, March 30, 2026.(Xinhua/Yang Wenbin)

Railway workers are busy at the upgrade project of Lyuyinhu station along the south-to-north extension line of Weng'an-Machangping Railway in southwest China's Guizhou Province, March 30, 2026.(Xinhua/Yang Wenbin)

Railway workers are busy at the upgrade project of Lyuyinhu station along the south-to-north extension line of Weng'an-Machangping Railway in southwest China's Guizhou Province, March 30, 2026.(Xinhua/Yang Wenbin)

An aerial drone photo taken on March 30, 2026 shows the upgrade project of Lyuyinhu station along the south-to-north extension line of Weng'an-Machangping Railway in southwest China's Guizhou Province.(Xinhua/Yang Wenbin)