Vampire's Blood Ascension - Chapter 1: Trial That Requires Blood

Cheng Feng, an ordinary young man. He isn’t genius, however, his elder sister has a unique body, Nine Linglong Body.

One day, his brother in law awakes an eight order martial spirit and become a peerless genius in Hidden Dragon Academy. In another side, he can reach that step because of receiving the help of Cheng Feng’s elder sister.

When Cheng Clan’s people think that their clan will rise and advance to a higher status, but this is the beginning calamity of Cheng Clan. Their talented son in law writes off the marriage,

Cheng Clan Patriarch dies…

….

His elder sister commits suicide…

After Cheng Feng sees the calamity of Cheng Clan, his heart is wrath, he only wants to revenge to the people who cause his clan fall to this step.

” I will take revenge to the people who make…”

But he doesn’t have the strength to do it until he hears a mysterious voice…

- Description from Novelupdates

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.

A little ruffian who fought recklessly without any morals and bottomline accidentally time-traveled to parallel space and became a Key Case Investigation Team agent. The huge change in identity had him creating chaos in the police station. However, a strange miracle system helped him repeatedly solve mysterious cases, turning him into an impudent ruffian detective!

Ye Zhenzhen, the omnipotent queen of the film industry, transmigrated as the despised cannon-fodder villainess and wicked stepmother in a novel. Her husband was wealthy but had a superficial relationship with her, and her stepson was adorable but indifferent towards her.According to the book's original plot, this cannon-fodder villainess was about to face a tragic ending...Ye Zhenzhen thought, 'Since I've transmigrated into the book, why should I fear these 2D characters?'In the face of her cold and distant plastic husband's words, she retorted, “How can a grown man with a body temperature of thirty-seven degrees speak such icy and heartless words to his wife?”Then, she was faced with the irrational demands of her stepson's classmate's mother, “Ye Zhenzhen, you owe me an apology.”She scoffed disdainfully, “Apologize to you? Will you kneel and listen to me if I do?”With her outstanding professional skills, she turned her life around by hosting a parent-child variety show, becoming an overnight sensation, and receiving countless acting offers!The stepson, who used to address her distantly and never as his mother, suddenly said, “My mom, Ye Zhenzhen, is the kindest and most beautiful woman in the world!”Haters: “So what if she's pretty? She married an old man for money!”One day, her plastic husband appeared at a charity gala and introduced himself, “Hello, everyone. I am Ye Zhenzhen's husband, the rumored old man.”The audience below couldn't believe their eyes and ears! The handsome and wealthy CEO of Huan Ya Group was Ye Zhenzhen's husband?!Haters: “Being slapped back in the face like this hurt like hell!!”