I Sell Gas Cans, You Say I Sell Arms?

Lu Fan traveled to a parallel world and obtained the most powerful arms technology system. On the surface, he was an entrepreneur selling gas cans. But in fact, he secretly helped Qin solve a series of top-secret weapons problems. One day, someone bought 100,000 gas cans from him. Then transform the gas tanks into mortar shells and use them on the battlefield. The news spread back to the country. The whole country was in an uproar. Lu Fan: I'm really not an arms dealer. Enemy: Stop pretending, you are an arms dealer Lu Fan: I only export gas tanks and oxygen tanks to improve people's livelihood. Enemy: Gas tanks have been listed as weapons of mass destruction in our country. Don't deny it. Lu Fan: You forced me to do this. From then on, Lu Fan became angry and revealed his identity. The whole country was shocked. It turns out that he is the father of the Qin Empire, an unparalleled national warrior, who has been silently shielding the empire from wind and rain. Chinese people shed tears: I was wrong. Later, he embarked on the road of arms dealer. Research magnetic energy weapons, laser weapons, magnetic energy tanks, space-based kinetic energy weapons, electromagnetic rail guns... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.