Build a Galactic Empire Starting from the City

Qin You, who had just graduated, couldn't even find a job, so he became the owner of an online store inexplicably. Unexpectedly, the products on this platform were astonishing. Anti-gravity engines, which are being researched all over the world, are only available at a bargain price. Space rail guns, small nuclear reactors, genetic life, suspended aircraft carriers, super-powerful laser cannons, exoskeleton mechas, etc. That have caused countless scientists to rack their brains have been reduced to small commodities. I just wanted to be a quiet online shop owner and develop some black technology to benefit mankind. Unexpectedly, the entire galaxy was in his name. All right! Then build a galactic empire and let humans become the masters of the universe! ! ! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.