Two dredging vessels launched in east China's Jiangsu

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Photo taken on Aug. 19, 2018 shows dredging vessels in Qidong, east China's Jiangsu Province. Two dredging vessels launched recently. The 108.5-meter-long vessel can dig as deep as 1000 meters under the sea floor and store 6,10000 cubic meters of silt. (Xinhua/Xu Congjun)