Reasons why did Shi Huangdi improve China?

Shi Huangdi defeated the warlords of the warring states and put into place legalism which put china in order. After the wars he made a national sanction that all the states use the same measurement, weight, and writing system to further unify china.

the answer is : the nut cases won't quit battling and their recurrence of flights will going to continue as before despite the fact that the battles are less hazardous now because of their bills have all of a sudden been blunted.   in the falcon dove diversion, two creatures will drive towards one another to crush one another, among the two one will win and other will swerve. in this way, clearly, the battle will be dependably there between two creatures for the assets or mate.

answer; curiosity;