My Factory Is Connected to the Devil World

When others travel to the world of swords and magic, they either become brave men or become demon kings. When Gray opened his eyes, he found that he had become a shabby aristocrat with a shabby territory and a useless system that was proficient in "hell-level" bad jokes. System: [Ding! The richest man system has been bound! Ask the host to recreate the glory of the first industrial revolution in a different world! Gray: "But I can't even eat black bread at this start." System: [A gift package for newbies has been distributed: a drawing of the Watt steam engine prototype. Looking at the wasteland in front of him and a few old, weak, sick and disabled serfs, Gray smiled. He came up with a brilliant idea: The abandoned mine in my backyard seems to lead directly to the abyss and the demonic world? So—— The ancient life trees of the elves have been grafted into "clean energy" for efficient production lines. The pollution is almost zero, but it is a bit noisy at night. He transformed the dwarf blacksmith shop into a fully automatic "CNC machining center". As long as there is enough wine pipe, legendary equipment can be made for you. While the Holy See and the Empire were fighting life and death for rare magic metals, Gray had already opened the "Abyss Human Resources Market" on the seventh level of the demon world. Until one day, the brave team who came to conquer him, the "Devil King", looked at the couplets at the door of the factory and fell into deep thought.