Workers work at the construction site of a tied-arch bridge, which is designed to span 128 meters long over the Jianghuai Canal in east China's Anhui Province, May 1, 2020. (Xinhua/Liu Junxi)
Workers work at the construction site of a tied-arch bridge, which is designed to span 128 meters long over the Jianghuai Canal in east China's Anhui Province, May 1, 2020. (Xinhua/Liu Junxi)