The Poor Genius Returns in Glory

The male protagonist, after writing about technology far beyond its time in his high school entrance exam, is invited by the East Country to their underground laboratory. Three years later, he successfully develops a 1nm lithography machine, helping the East Country break through a technological blockade. In recognition of his achievement, the East Country rewards him with a spot at a top university and a multi-billion-dollar group. However, upon returning home, a local bully, aiming to seize the top university acceptance letter, falsely accuses him of indulging in vices like gambling and drinking. In the end, the protagonist proves his worth with his abilities, earning the respect of the entire village and bringing honor to his family.