Follow Xinhua's Tian Zhongquan to visit Danjiangkou Reservoir, the largest artificial freshwater lake in Asia, and see how technology ensures a stable supply of freshwater for China's parched northern areas.
Follow Xinhua's Tian Zhongquan to visit Danjiangkou Reservoir, the largest artificial freshwater lake in Asia, and see how technology ensures a stable supply of freshwater for China's parched northern areas.