Workers dig through first railway tunnel under airport in Chongqing
Xinhua,November 09, 2020 Adjust font size:
Workers celebrate as they dug through the tunnel under Chongqing Jiangbei International Airport in southwest China's Chongqing Municipality, Nov. 7, 2020. Chinese workers on Saturday dug through the first railway tunnel under airport in Chongqing. The 4.49-km tunnel under Chongqing Jiangbei International Airport is expected to be put into service in 2021. (Xinhua/Tang Yi)