Big Shot Little Jiaojiao Breaks Her Persona Again - Chapter 1547

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.

Xue Ling is a nine tailed fox who has been cultivating for thousands of years but lost all his tails in a moment of capriciousness.

Jiang Bai woke up one day and found with shock that he had transmigrated to a parallel world that is similar to Earth. There, he was granted a cheat system to help him forge the path of a tyrant in this new world. He was now stuck in this parallel world body, the body of a weak and cowardly person. Join Jiang Bai as he rose to the top in this new world!

- Description from Novelupdates

Ye Feng traveled through the barren parallel world of the game, obtained the game production system,

As long as players give a “super difficult” score, they can improve their game production ability,

Looking at the “very simple” comments in the game area,

Ye Feng was shocked, he came to another world with the Ninth Art,

“Digging for Ascension”, “Dead Cells”, “Curse of Blood”, “Sekiro”…

A series of games was born,

He wants to see, who dares to say it’s very simple!

Admit it, food is your only way out!

However,

The player who was tortured, lost his mind, lost his confidence, and lost his moral heart still firmly moved the mouse to that option!

very simple!

- Description from novelbuddy