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Zhang Shengwu at his "submarine workshop" in Hanshan County, east China's Anhui Province, April 27, 2016. [Photo/IC] |
The submarine, powered by a motor used for tricycles and four 12-volt batteries, is able to dive about one meter under water.Talking about plans for his next invention plan, Zhang said he would focus on the construction of a new rescue boat to help more people.
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