Completion of New Baishatuo Tunnel marked in SW China's Chongqing

Aerial photo taken on Aug. 6, 2019 shows the New Baishatuo Tunnel (L) in Fuling District of southwest China's Chongqing. The 10.004-km tunnel along the second railway line connecting Chongqing and Huaihua of central China's Hunan Province completed Monday after over three years of construction work. (Xinhua/Wang Quanchao)