A cleaner clears the water hyacinth, a rapidly growing floating plant, to protect the water environment on the Langjiang River in Liuzhou City, south China's Guangxi Zhuang Autonomous Region, May 8, 2017. (Xinhua/Li Hanchi)
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A cleaner clears the water hyacinth, a rapidly growing floating plant, to protect the water environment on the Langjiang River in Liuzhou City, south China's Guangxi Zhuang Autonomous Region, May 8, 2017. (Xinhua/Li Hanchi)
