MTL - Escape Game: I Awakened Survival Simulator - Chapter 221 : If I go undercover, I'll be the boss

Xia Yan passed through to the world of Bleach and became an eleven-year-old boy. He was rescued by Renji and Rukia in the Seireitei, and he was studying at Shin’ō Academy, and he was a student of the same class.
He is a top student of the Shin’ō Academy, and he is vying for strength by various teams. In the end, he has entered the first team of secret mobile maneuvers.
He will use punishment to kill every person who tries to threaten the martyrdom and protect his loved one.

- Description from Novelupdates

【Ensemble + System + Family Culture + No Female Lead + Protagonist Isn't Human!】Patriarch, something's wrong, a member of the clan is injured! Hurry, take them to the Sacred Tree!Patriarch, something's wrong, a clan member's life is hanging by a thread, they're about to die! Hurry, take them to the Sacred Tree!Patriarch, something's wrong, a clan member just passed away! Hurry, take them to the Sacred Tree, we mustn't let the body cool halfway!Reincarnated into a weak locust tree, Noah originally only wanted to bask in the sun every day, gaze at the moon, and live a leisurely life.But many years later, Noah looked down upon all living beings, only to suddenly realize that in this world, all were beneath his roots, within the shade of his tree.And that small family clan from the beginning, at some point, had already grown into a colossal entity.

A realm where humans battle monsters and the good die young. 4 weeks ago Will woke up in a new world filled with Monsters and Magic.Thrust into this new reality with nothing more than a class called “soldier” and a leveling system he’s never seen before, Will fights just to survive. When he stumbles across a dying stranger, a mysterious quest line activates. Now Will must head to the front lines where humanity wages war against a ruthless Goblin Horde. There he will join the standing Kadian Army and forge his name from the fires of legend. He’ll have to face Goblins, Hordes of the Undead, cultists, and demons from hell. And that’s just before breakfast. Iron Blooded is a gritty Progression Fantasy with focuses on battles, leveling up, and political intrigue. Perfect for those who like their fantasy with a side of LITRPG.

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.