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Photo taken on Nov. 24, 2017 shows an intelligent water-saving public toilet in Hefei, east China's Anhui Province. The Chinese government launched its "toilet revolution" across the country in 2015 with an aim to make the most notorious facilities cleaner and more regulated. It planned to add 33,000 public restrooms and renovate 24,000 between 2015 and 2017. (Xinhua/Xie Chen)
