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World leading internet sci-tech achievements released in Wuzhen

Xinhua/chinadaily.com.cn | Updated: 2017-12-04 16:57
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Ran Chengqi, an official at Beidou Navigation Satellite System, delivers a speech during the release ceremony for world leading internet scientific and technological achievements in Wuzhen, East China's Zhejiang province, Dec 3, 2017. The 4th World Internet Conference opened in Wuzhen on Sunday. [Photo/Xinhua]
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