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Aerial photo taken on Oct. 30, 2019 shows workers harvesting sea cucumbers at a sea farm in Jianggezhuang Township of Laoting County, north China's Hebei Province. (Xinhua/Yang Shiyao)
Workers harvest sea cucumbers in N China's Hebei
Source: Xinhua| 2019-10-30 22:16:00|Editor: ZX
