Aerial photo taken on April 5, 2019 shows the closure construction of the continuous beam, part of Weifang-Laixi high-speed railway, across a water channel in Mingcun township of Pingdu city, East China’s Shandong province.[Photo/Xinhua]

Aerial photo taken on April 5, 2019 shows the closure construction of the continuous beam, part of Weifang-Laixi high-speed railway, across a water channel in Mingcun township of Pingdu city, East China’s Shandong province. [Photo/Xinhua]

Aerial photo taken on April 5, 2019 shows the closure construction of the continuous beam, part of Weifang-Laixi high-speed railway, across a water channel in Mingcun township of Pingdu city, East China’s Shandong province.[Photo/Xinhua]