Universal Knight

Yu Xingchen, who seems to be an ordinary person, is actually not ordinary. After getting the system, my life changed. So the question is, where does the system come from and where is it going, it's all in the book. There are black technologies, starting companies, etc. ! ! ! Without further ado, let's go straight to the text! ! ! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.