The Three Gorges of the Yangtze River - archaeologists unearthed a huge object, poorly made, and upon inspection, it turned out to be another worthless artifact related to Mai Zhongfei! Mai, whose real name is Dou and courtesy name Zhongfei, was a rather full-bodied thinker and inventor in our country. Just as everyone was at a loss about how to deal with this big but useless thing, a little boy, suspected to be Mai's eighteenth-generation descendant, stepped forward...