MTL - Marvel: Trading From the Ninja World - v2 Chapter 357 Pure Land Chakra

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

“When everyone worked hard just to obtain pills, artifacts, wealth, or power. Well, hehe. All I need to do is buy them through the Invincible Exchange System!” Our protagonist said with a smirk on his face.

- Description from Novelupdates

Emperor Yongning liked his daughter, but he gave birth to eighteen sons in a row. For this reason, he specially asked the master to fortune-telling. Did he have a daughter?

The master told him, “Your Majesty, you have a daughter, and the daughter was born long ago.”

Emperor Yongning waved his hand and said, “I only have eighteen sons and no daughters.”

Master: “No, you have only seventeen sons.” The other is a daughter.

Emperor Yongning: “Absolutely impossible.”

Until one day, Emperor Yongning saw his eighteenth son Jun Ning, wearing a double-ring bun, wearing a pink skirt, pretending to be a little girl, and excitedly said to him: “Father, I am It’s not the prince, I’m the little princess you always miss!”

Emperor Yongning: “…What nonsense, you are my son.”

Jun Ning: “No, I’m your daughter.”

“Come on, give me a medical examination!”

After the test, it turned out to be a daughter.

Emperor Yongning: He, he has a precious daughter.

- Description from novelbuddy

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.