Did That Doctor Successfully Remarry Today? - Chapter 3 - 2 Tsk, that little girl

This story is set during the end of the Sui Dynasty, a time where multiple powers struggled for supremacy and power.

Into the fray enters two orphans Kou Zhong and Xu Ziling; these two youths by many chances and luck obtain ‘The Secret to Long Life’ allowing the two to obtain profound martial abilities and a chance to rise to the top in this age of turmoil.

He went from an ordinary student to a god-level master in manufacturing.
Continuously progressing, processing range from hundreds of meters to tens of atoms, processing precision from microns to nanometers to atoms and molecules, everything was possible.
Wassenaar Accord? The embargo against China? What we have banned are technologies that China doesn’t care much about. Most of the member states have to import technology from China, shouldn’t the member states have a meeting to discuss and bring in China as well?
Forbidden chip sales? Is there a mistake? We barely managed to maintain our low-end market with a large amount of subsidies, it’s already good enough that China didn’t initiate an anti-dumping investigation. President, are you sick?
Hmm, it seems like living cells can be processed precisely as well. Do you need to refine the cancer cells that you are spreading out?

- Description from Novelupdates

After dying in an oddly anticlimactic vending machine accident, Kazuki Ren is reincarnated in the demon realm—not as a hero, not as a villain, but as the only human male student enrolled at the mysterious Academy of Ruin, a school where all the professors are demon lords and all the students are powerful, beautiful she-demons.Ren is told he has one task: survive.But there’s a catch. The Academy’s darkest secret is about to awaken, and Ren holds a hidden power that could either destroy the demon world... or rule it.Now surrounded by seductive demons with hidden motives, eldritch tomes, forbidden dungeons, and twisted exams, Ren must master his ability—or be consumed.Magic, mystery, danger, and temptation await in this dark academia harem fantasy.

Su Mu has awakened in a world where survival hinges on a single truth: each person must build and defend their own shelter against an onslaught of supernatural forces.In this apocalyptic realm, revived Yin energy has unleashed ghosts that roam freely, turning the world into a perilous place where only the strongest, most resourceful shelters can withstand the darkness.In this grim struggle for survival, all are equal—but the cost of a single meal or a sip of water is often paid with one’s life.Yet, Su Mu discovers a unique ability: he can enhance every aspect of his shelter through attribute farming. With this advantage, he constructs the most fortified walls, establishes workshops to mass-produce weapons and tools, and cultivates fertile fields that yield rich harvests season after season.While others battle hunger and bitter cold, Su Mu finds himself thriving, leading a life of relative peace—almost like a vacation—in the midst of the apocalypse.Note: This novel and its characters are fictional. Any resemblance to real persons, living or dead, is purely coincidental.