I can't fix the system

Tang Ping, a senior fish-hunting expert, obtained the Great Yi history system after traveling through time. When traveling through historical figures, the more you change history, the greater the reward you will get.
Become Li Shimin, do you think Tang Ping will use his knowledge to promote the development of Datang?
Tang Ping backhandedly gave way to Li Jiancheng!
system:……
Tang Ping: You can say whether the changes are big or not.
Becoming Zhao Kuangyin, already wearing a yellow robe, the system thought that Tang Ping should work hard like this, right?
Tang Ping's backhand was suicide.
Let the system be caught off guard.
Third time, fourth time...
In the end, the system turned Tang Ping into a fox in a fit of rage, thinking that you should work harder this time.
Tang Ping: Do you know what the Chinese fox is called?
system:? ? ?

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