Hogwarts: Who admitted this kid?

Li Jianguo traveled through the world of Harry Potter and was reborn as a special student from Dongbai, Dragon Kingdom.
After awakening the mood swing system, he can obtain various rewards through a series of operations that make blood pressure soar!
Alchemy in potion class, sword control in flying class, fortune-telling in divination class, magic defense class, setting up an altar in the classroom, doing things...
Professor McGonagall (blushing): Albus, the next time that Dragon Country stud...