A major river-crossing tunnel is under construction in east China's Anhui. It's the province's first such tunnel across the Yangtze River. The right line of the tunnel was fully holed through on Saturday. #GLOBALink
A major river-crossing tunnel is under construction in east China's Anhui. It's the province's first such tunnel across the Yangtze River. The right line of the tunnel was fully holed through on Saturday. #GLOBALink
