Two dredging vessels launched in east China's Jiangsu

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 30 meters under the sea floor and store 6,500 cubic meters of silt. (Xinhua/Xu Congjun)