At the Beginning, He Was Chased by the Urban Management. Can He Rub a Nuclear Submarine with His Hands?

[Urban cool writing + system + military industry + apocalypse] Guo Chen who traveled to a parallel world When your own small workshop is desperate, the system activates the counterfeiting system [Ding - Congratulations to the host for activating the counterfeiting system] Graphene battery! Bionic bee drone! 1.5Nm chip! Fifty thousand meter sniper rifle! 30,000-Kilometer stealth intercontinental missile! Mach 10 stealth fighter Laser dagger! Laser rifle! Controllable nuclear fusion! Biodetection scanning glasses! Tungsten metal mecha! Nuclear powered aircraft carrier! Nuclear submarine! Gene editing transformation potion! … Long Guo: Let them see what high technology is!