Photo taken on Dec. 5, 2021 shows a utility technician working at the construction site of the Chongqing section of the "Baihetan-Jiangsu" ultra-high-voltage (UHV) power transmission project over the Yangtze River in southwest China's Chongqing Municipality.Photo:Xinhua
Photo taken on Dec. 5, 2021 shows a utility technician working at the construction site of the Chongqing section of the "Baihetan-Jiangsu" ultra-high-voltage (UHV) power transmission project over the Yangtze River in southwest China's Chongqing Municipality.Photo:Xinhua
Photo taken on Dec. 5, 2021 shows a utility technician working at the construction site of the Chongqing section of the "Baihetan-Jiangsu" ultra-high-voltage (UHV) power transmission project over the Yangtze River in southwest China's Chongqing Municipality.Photo:Xinhua
Photo taken on Dec. 5, 2021 shows a utility technician working at the construction site of the Chongqing section of the "Baihetan-Jiangsu" ultra-high-voltage (UHV) power transmission project over the Yangtze River in southwest China's Chongqing Municipality.Photo:Xinhua