Technology Is Power (Quick Travel)

The protagonist is a graduate student majoring in auto repair. One day, he is selected by the system to travel to a different world. The system will not give the protagonist a golden finger. The system will only chat with the protagonist and brag. The protagonist will study hard in different worlds** Protect the people around you The first educated youth in the world to go to the countryside Ancient peasant family in the second world The rich second generation villain of the third world I don't deserve to be the spare tire of the fourth world. There will be many worlds to come This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.