"Are you a salesperson? You're begging!" "Have you ever spoken the truth since you started sales? I don't even believe your punctuation!" Chen Fei, a tech geek, was transferred to the sales department by chance, entering a strange and thrilling world. My fate is in my own hands! Watch him rise and fall in the world of money and power, watching the ups and downs with a smile.

A massacre brought about by an immortal.

It allowed Yang Ping, an ordinary person, to recall his memories before the time travel and piece together the knowledge about technological development in his previous life.

In order to protect his family, he resolutely embarked on the path of developing technology, manufacturing mechas and fighting against immortals.

"Even if I can't cultivate immortality, I will use the power of technology to defeat the immortals—"

"Even if I can't become an immortal, I want to stand shoulder to shoulder with the gods with my mortal body—"

"Even if I can't become an immortal, today, I will drive a mecha and bring down the high and mighty immortal—"

With just a blink of an eye, Lin Shangzhou arrived in Germany in 1930 in the KX world. What he could not have imagined was that due to family reasons, he became the driver of the German Emperor... However, this German Emperor was not the same as the one he remembered. William II was gone, and he was replaced by his granddaughter, Empress Alexandrine.

Although this KX world was somewhat different from the KX world in his memory, Lin Shangzhou felt very relaxed in the prosperous German Empire in 1930, because he knew what would happen in the future and he had plenty of time to prepare. However, he didn't know how he would face World War II nine years later.

Soon, on an unfortunate day, seeing the queen trying to save herself from the hands of those who framed her, Lin Shangzhou resolutely embarked on the path of helping her, that is, helping Germany.

This is a niche but profound orthodox hard science fiction novel.

This is the story of a small person who gradually became the overlord of the stars!

Here there is only pure interstellar war that will set the universe on fire!

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Lin Daxin is the son of Lin Yongsheng, the captain of the Jingyuan warship of the Beiyang Fleet. When Lin Daxin can freely travel between the time and space of the Qing Dynasty and the modern time and space more than 100 years later, and the objects touched by his body will also travel with him, can Lin Daxin still watch his father die in the Sino-Japanese War of 1894? As Lin Daxin continued to move things from modern time and space to the time and space of the Qing Dynasty, starting in 1892, China embarked on a different path to become a great power! When the Japanese, Russians, British, French, Germans, and Americans all called China an Eastern power and claimed that it was invaded by the Eastern powers with their powerful ships and cannons, Lin Daxin hehe

(The only extraordinary being on Earth; there are no ancient martial arts or cultivation worlds in the main world, only my own unique method.)

He transmigrated to Earth and became a wealthy tycoon, only to be poisoned and given only six months to live.

When his heart turned cold, Jiang Da became a member of the Time-Space Club, connecting him to countless worlds.

A world of cultivation.

Interstellar world.

Lords World...

By leveraging the differences in the world, Jiang Da acts as a middleman, exchanging goods and services with countless other parts of the world.

Longevity Pill.

Laser weapons.

Gene therapy...

Items that once existed only in fantasy are no longer just a pipe dream.

Unbeknownst to many, Jiang Da, the second-in-command of the various realms, had already led the era and reached its peak.

【Space-time Trading】【Farming】【Development】【Old Six】【Technology】

Ye Xiaoda, who was in the late stage of gastric cancer and waiting to die, accidentally became the spokesperson for the super-time and space trading platform Blue Star.

A kitchen knife in exchange for century-old wild ginseng?

Imperial green jadeite can be made with just a sickle?

Can rice be exchanged for cutting-edge battery technology?

How many cabbages does a medical robot only need?

As for penicillin, it is invincible!

As the transaction grew bigger and bigger, Ye Xiaoda not only survived, but also became a giant in technology and fantasy!

Lin Ling traveled to the world of Girls' Frontline and became the forgotten Commander Zero. Without cheat codes, luck becomes the cheat code; without cheat codes, then he becomes the cheat code himself! Other travelers want to reach the pinnacle of life, but he just wants to go home. [Wushuang Rabbit]

【Time and Space God】【High Technology】【Interstellar Trading】

Ye Xing's small broken factory encountered an order trap. When in crisis, he suddenly became an interstellar trading agent and traded with various civilizations in the universe.

Aerospace motherships, stealth fighters, exoskeleton armor, electromagnetic rifles, these high-tech things that are out of reach for Blue Star are like toys in Ye Xing's hands.

A box of mineral water in exchange for high-precision machine tools!

A packet of instant noodles in exchange for a special cancer drug!

A box of luncheon meat in exchange for a 1-nanometer lithography machine!

One ton of vegetables in exchange for cold nuclear fusion technology!

One ton of beef for an aerospace aircraft carrier!

What? A technological blockade against us?

The trade between Ye Xing and the myriad races in the universe is growing bigger and bigger, and the trade is connected to the depths of the universe.

When huge interstellar spaceships filled the sky, the enemies of Dragon Kingdom finally began to tremble!

In 1914, the United States had transitioned from the Gilded Age to the Progressive Age, enjoying 40 years of peace and a comfortable environment, and was the world's most powerful nation.

As world war looms, the curtain slowly rises on a golden age of emerging aviation industry, and a time traveler arrives.

What mark can it leave in this turbulent era?