I Was Betrayed By A Girl For A Robot, But I Was Reborn To Create The Most Powerful Mecha For Revenge

What the story is about

After being betrayed and killed by the woman he once protected, Jiang Wei is reborn seven days before a mechanical apocalypse in which vehicles transform into combat mechs. Armed with knowledge of the future and a powerful legendary skill, he prepares to grow stronger and settle scores while humanity faces mechanized creatures.