Photo taken on June 30, 2016 shows a newly-built ecological overpass in Hangzhou, capital city of east China's Zhejiang Province. The ecological overpass is installed with escalators, elevators, gardens, rest area and cooling spray. (Photo/Xinhua)
Photo taken on June 30, 2016 shows a newly-built ecological overpass in Hangzhou, capital city of east China's Zhejiang Province. The ecological overpass is installed with escalators, elevators, gardens, rest area and cooling spray. (Photo/Xinhua)