Technology: I Built the Mecha at the Beginning

Zhang Fan awakened the technology system, made a bet with the female doctor at the beginning, and directly built a mecha. Everyone was dumbfounded. Female Doctor: You are an auto repair person, but you actually built a mecha? Arsenal: Genius, absolute genius, join us, we need you. Academy of Sciences: You have made breakthroughs in technology, what else do you want us to do? Mechas, starship battleships, space-based weapons, freezing grenades, time stills, genetic evolution fluid, biological armor... Zhang Fan single-handedly led the Dragon Kingdom to become the strongest in the world. Toward the sea of ​​stars.