The Technological Empire of the Apocalypse

A few months ago, space cracks appeared all over the world, and the end of the world came... Liu Feng, an ordinary migrant worker, wakes up in this strange world and gets the brain of a high-dimensional civilization technology tree. Can he build an invincible technology empire in this world? Why is someone causing trouble? It depends on whether the mecha army behind him agrees. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.