Shini Yasui Kōshaku Reijō to Shichi-nin no Kikōshi - Chapter 117: Seven Wonders of the Academy (part seven)

Zhao Yu transmigrated to the body of a down-and-out loose cultivator in the Canglong Mountain range of the Cultivation World, and discovered that he had awakened the ability to devour the Dao fruits, which allowed him to enhance his cultivation talent by consuming heavenly materials and earthly treasures, as well as elixirs. Ultimately, through the power of devouring the path’s fruit and his own efforts, he became a colossus in the world of immortals.

Others treated disease to save person, he treated disease to steal heart.

The Frost Goddess was deeply captivated by him. The gentle and kind beautiful teacher was completely enchanted by him. Even the cold and beautiful female assassin melted quietly because of him.

Competing in medical skills? He was the one who treated the Godly Doctor. Competing with backgrounds? Leaders rushed to him. What? You actually wanted to compete with him in a match for match? Looking at the gentle girl beside him, Tang Yu had a headache as he said, “Beautiful girl, how did you fall in love with me?”

- Description from Novelupdates

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

A failed investor from 2017 got drunk and woke up in the 1980s. China is just opening up, and the economy is blooming. There is also the dissolution of the Soviet Union, the bursting of the Dot-com bubble and other financial crisis. He used his knowledge of the future and slowly build up his empire.