Pollution-free vegetables thrive in north China's Hebei
English.news.cn | Updated: 2014-03-19 16:53
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Students work in a greenhouse of pollution-free vegetables in Sanhe city, north China's Hebei province, March 19, 2014. The annual output of pollution-free vegetables in Sanhe reached 800,000 tons with the value up to 1.5 billion yuan (about 241.8 million U.S. dollars). [Photo/Xinhua] |
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