Senior Brother, Stop It, You Are A Villain! - Chapter 13.1

A scientific genius named Thomas Harrier was transmigrated to an imperial prince body after a car accident that took his life. He found out that he is in a world similar to our own with a timeline akin to early twentieth century. The body that he is occupying was the imperial prince of a failing empire who suddenly rose to power after a successful assassination attempt of his father. Unaware that the attack is just the beginning of what is to come. He faces many challenges throughout. Will Thomas Harrier be able to live his second life in peace while running an empire and getting it back to its former glory? Or will he succumb into a conspiracy lurking within the country's borders?

Expect some:

Cold war era techs.

Super battleship with advanced electronics, propulsion, and fire control systems?
Helicopters?
Missiles?
Modern medicines and equipment?
AC-130?
A nuke?
Challenger or Abrams or Leopard?
F-4 Phantom or MIG-21?
Colored TV's.

Everything!!!

PS. Cover not mine, I just found it on google.

Zhou Yu, a reclusive otaku, who did not like to go out of his house, was one day forced out of his house by a series of unexpected events.

- Description from Novelupdates

Otaku Lin Fei crossed over to a new world…

Rare and exotic medicinal pellets? I eat them like snacks…

Powerful martial art secret instruction manuals? I can sell them like newspaper bundles…

What..You’re an absolute genius? I wreck geniuses like you for a living…

Why am I so powerful?

It’s because I have leveling system version 1.0!

- Description from Novelupdates

【StrongFL，Faceslapping】【Superrich ML，sweet pampering】Lin Wu was reborn.Her mother was duped into a sham marriage by a worthless man.And she herself was the pitiful illegitimate daughter kicked out of a wealthy family.She was mocked, “What can a wild child from the countryside amount to?”Facing adversity, she smiled faintly.What did being an illegitimate daughter of a wealthy family matter?She helped her poor mother to kick her worthless father to the curb, quickly gave her stepmother the boot, crushed the trash.She established her own skincare brand, living a prosperous life ever since.Forgiving her enemies? Never.If there's no justice, she will be the justice herself.——Just as Lin Wu's life is thriving, her grandfather's family, who had been missing for many years, finally found her!And so, the woman who everyone thought was forsaken, divorced and saddled with a child, unexpectedly became the sole heir to a super wealthy family.What shocked Lin Wu even more was that her “good-for-nothing” car mechanic boyfriend transformed overnight into an unattainable top tycoon.Afterwards, Lin Wu became a lady of high society, who got everything handed to her on a platter and was pampered by the tycoon to the heavens and back.——Later.Lin Wu had become a renowned female entrepreneur.Standing on a high platform, she delivered her speech:“Our ancestors mostly valued boys over girls. They neglected the education and growth of girls, trapped them between household and trivial matters, asserting that husband was heaven and son was earth. Once betrayed by men, these women would lose their support and be condemned as ruined!”“But today!”“Look at this plaza filled with thousands of people, they are all young female entrepreneurs, the hope of humanity!”