My Space-Time System - Chapter 549 The Arboreal Reaper, Verdigris.

Gu Shanhai witnessed this great world of numerous heavens and discarded his third life.The gods of the human realm forged an eternal utopia with blood and fire.The King of the Red Dragon led his knights, patrolling the never-setting empire.The scholar, with a smile and a sword stroke, depicted thousands of miles of rivers and mountains, while monsters opened their eyes and stretched forth claws, giving birth to all manners of demons....'Everyone here is a player; you can't call me abnormal just because I haven't been digitized, right?'

Cosplayer Liu Mang accidentally crosses through time and arrived at the Eastern Han Dynasty wearing Aries Gold Cloth. (Saint Seiya!) He arrived on top of the walls of XiaPi right when it was about to fall to Cao Cao.

“Don’t kill me bro; I’m not working for boss Cao!”

“Hey! You’re slashing the wrong person! Boss Lu’s underlings are there! Not me!”

He accidentally saved Lu Bu who was tied up by Song Xian. He accidentally became the son in law of Lu Bu. He accidentally changed the history of the Three Kingdoms period.

When aluminum casted Gold Cloths are worn by generals like Zhang Liao and Gao Shun during the Eastern Han Dynasty, glistering on their bodies… When the soldiers in the camps are sporting mechanical crossbows… When crossbreeding of rice plants appeared on Lu Bu’s territory…

Liu Mang knows that a world belonging to Lu is coming.

- Description from Novelupdates

Mu Zhi’an transmigrated into a world of immortals and became a supporting character destined to be a stepping stone for the protagonist. He originally wanted to befriend those heaven-chosen protagonists, but when Mu Zhi’an turned around, he discovered that the girls surrounding him were either the protagonist’s childhood sweethearts or fiancées.Most inconceivably, those girls who should have liked the protagonist all fell for Mu Zhi’an, this supporting character. Looking at the heavenly beauties beside him, one after another, Mu Zhi’an had a bold idea. He resolved to get rid of the protagonist and turn the tables to become the master himself.After finally defeating several protagonists with great difficulty and obtaining a large amount of resources, in order to enhance the girls’ strength, he shared the abundant resources with the girls around him. He originally thought that with the enjoyment of so many resources, he would surely be able to prove the Dao and become an emperor in the future, transforming and ascending as an immortal. Until one day, looking at the rolling tribulation clouds in the sky and the several empress characters reborn in the lightning tribulation, Mu Zhi’an’s eyes gradually lost their luster as he muttered, “I’m so foolish, really… I thought that after getting rid of those heaven-chosen sons, I would be the new protagonist of the world and become a powerful immortal in the future. But I never thought… it turns out they were the real protagonists all along.”

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