Workers of the China Railway No.4 Engineering Group lay the track of the Huzhou-Hangzhou high-speed railway in Yuhang District, Hangzhou City of east China's Zhejiang Province, Dec. 16, 2021.Photo:Xinhua
Workers of the China Railway No.4 Engineering Group lay the track of the Huzhou-Hangzhou high-speed railway in Yuhang District, Hangzhou City of east China's Zhejiang Province, Dec. 16, 2021.Photo:Xinhua
Workers of the China Railway No.4 Engineering Group lay the track of the Huzhou-Hangzhou high-speed railway in Yuhang District, Hangzhou City of east China's Zhejiang Province, Dec. 16, 2021.Photo:Xinhua
Workers of the China Railway No.4 Engineering Group lay the track of the Huzhou-Hangzhou high-speed railway in Yuhang District, Hangzhou City of east China's Zhejiang Province, Dec. 16, 2021.Photo:Xinhua
Workers of the China Railway No.4 Engineering Group lay the track of the Huzhou-Hangzhou high-speed railway in Yuhang District, Hangzhou City of east China's Zhejiang Province, Dec. 16, 2021.Photo:Xinhua
Workers of the China Railway No.4 Engineering Group lay the track of the Huzhou-Hangzhou high-speed railway in Yuhang District, Hangzhou City of east China's Zhejiang Province, Dec. 16, 2021.Photo:Xinhua