Quick Transmigration System: Male God, Come Here - Chapter 1282: Published by Piper Panda

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.

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

Lin Xiao, who just won China’s first World trophy, got in an accident and was reborn five years later.

With the rapid development of the eSports industry, the career as professional player bloomed, the Club’s Gods circle/Professional Commentators circle/Popular MCs circle, the old friends from back then were all over the place.

The return of a King, aiming for the League, going from an unknown rookie to once again rising to the top.

Reporter: Regarding the rumours between you and Captain You, is there anything you want to say?
Lin Xiao: With all due respect, with my ability there is no need for un-spoken-rules!
Reporter: Captain You, is there anything you want to add?
You Jing: The rumours are true, back then he was vying for my love.
Lin Xiao: …how many times do I need to say it, that person wasn’t me!

- Description from Novelupdates

A good-for-nothing man married a beautiful girl but was kicked off the bed on the wedding night. Furiously, he wrote a bill of divorce and ran away.
He was schemed a car accident in which he nearly lost his life. However, it turned out to be a blessing. He swallowed the soul that passed through the outer world, thus obtained superb medical skills and martial arts.
Later on, with the silver needles and invincible martial arts, he embarked on the road of counterattacks and was committed to his great dreams.

- Description from Novelupdates