https://www.novelupdates.com/series/absolute-great-teacher/

Description [Edit]

After the gold medal teacher, Sun Mo of the city's No. 2 Middle School, fell into the water, he transmigrated to Tang Guo, Zhongzhou Academy and became a newly graduated intern teacher. Sun Mo bound the Peerless Master System, turning waste into little geniuses. Under Sun Mo's guidance, the little children became masters after one year, passed emperor level after three years, and attempted god level after five years.

An emperor-level boss! How dare you say that this master and apprentice are fakes? Swordsman, spear saint, sword demon, Wushuang Guoshi, a generation of devil emperor, two great saints, three saint supremes, all are taught by me. Are you afraid?

He had a pretty, white and rich fiancée who was the principal, but the prestigious school was declining. Any lower and it would be delisted and deposed. Sun Mo's task is to help his fiancée sit firmly in the position of principal and help Zhangzhou return to the rich list.

I will turn tr*sh into gold, quoth Sun Mo.