Rebirth: I Rely on Learning to Get Rich and Serve the Country

Xu Kewen unexpectedly returned to elementary school and was bound to an academic system. He originally planned to live a carefree life, but was tempted by the conditions proposed by the system. Then just learn it, it's not like you haven't learned it in your previous life. With this mentality, Xu Kewen started his research career. However, the system's continuous noisy beeps made him a little confused. Congratulations to the host for winning the Olympic title Congratulations to the host for obtaining the achievement of the Strongest Soldier King Congratulations to the host for winning the Oscar winner achievement Congratulations to the host for becoming the world's richest man ... Wait, why is the development of things different from what he imagined! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.