That I'm a Spy? I Created the Strongest Battle Tank with My Backhand

Lan Feng traveled through the parallel world and awakened the creation system. The system will directly analyze 100% of the items he comes into contact with, and provide optimized modification plans at the same time. Nanny-level teaching allows Lan Feng to make a super pistol directly at the beginning. Unexpectedly, Lan Feng came to the military research and development base and wanted to get access to more weapons. Just then, the pistol on Lan Feng was found. He was directly regarded as a traitorous spy. Lan Feng had no choice but to confess. "Actually, I made this pistol inspired by toy guns." "Actually, I know a little bit about battle tanks." "Fighter? I know a little bit about it. If you want it, I don't have any problem." Immediately afterwards. The most powerful land tank, a fighter jet that surpasses the world's technology, controllable nuclear kinetic energy weapons, etc. Under Lan Feng's hands, various black technologies came out. The beautiful country, the furry bear country, and the people in Yingjiang are numb and complaining again and again. Lan Feng stands at the top of scientific research. The whole world is watching. "I don't want this either. Who knew I would be caught as a spy..." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.