Grabbed the Nuclear Submarine at the Beginning!

Bound with the most comprehensive all-dimensional god-level black technology system, I wanted to live a carefree life but saw a future invaded by alien civilization. What should I do? Chen Ming said that I can drive them back to my hometown by myself with the things I created! All-purpose power armor - super AI core - low-Earth orbit space station - Emperor-level anti-civilization armor - Judgment Day-level mobile planetary fortress! Every one of them is a terrifying thing that can sweep across thousands of stars! Wear power armor at the beginning and grab a nuclear submarine to use as your base! This book contains too much black technology, so please don't read it if you don't mind. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.