Job Transfer for All: Are You Afraid of Being Slapped in the Face by a Cannon?

[System flow] + [Explosive troops] + [Decisive killing] + [Behind the scenes] Gu Ming was confused! After traveling through the national awakening, he who is the first in culture actually became an F-class construction engineer? What was once a god-level profession is now reduced to a road construction worker! Ridicule, eye-rolling, goddess disgust... Starting in hell mode? Bite! [God-level construction system] arrived! Unlock the interstellar Terran technology tree! Machine Gun Bunker → Build instantly! Clear the place! Tank Factory → Assembly Line Attack! The torrent of steel crushes! Nuclear Bomb Silo → The Ultimate Deterrence! You said this is an F grade? ! From the defensive positions in the corners of campus to the Great Steel Wall across the continent; From the ridiculed "repairman" to the "iron tyrant" that makes the world tremble! Alien beast lord? Send him away with one Wolf Warrior missile! Hostile force? Puma's heavy artillery position is plowed! Alien gods? Gu Ming: "I heard that your Kingdom of God is quite big? It's just perfect for building my next branch base!"