Tourists pick strawberries in a greenhouse at an ecofarm in Shahe City, north China's Hebei Province, Feb. 19, 2017. In Shahe, 54 ecofarms has been established to boost economy in villages. (Xinhua/Zhu Xudong)
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Tourists pick strawberries in a greenhouse at an ecofarm in Shahe City, north China's Hebei Province, Feb. 19, 2017. In Shahe, 54 ecofarms has been established to boost economy in villages. (Xinhua/Zhu Xudong)
