Hello I'm a China boy, I will answer your question about some historic information:
1.Qin shihuang has nearly twenty children's youngest son, FuSu, the oldest son, huhei, the second son, the name among

naturalists have childe will know Lv and childe high. However, it is more than twenty children of mothers who left

no word on the books.It's still a mistery for most of us.
2.Called "eternal emperor qin shihuang died of a fifth east tour in his way. Perhaps qin shihuang destined is a

history of the dispute, his death as his life and arguably, also caused by controversy. Now there are two distinct

historiography, a call from disease, another from monday.
3.First, Against the Ethnic minorities's invasion，to get a better and peaceful life for the people
Second, Great Wall is also a logo of the great emperor of Qin
Third, Cover up his crime throught his total hife, realizing the unity of China