lf with.However, with gunpowder and Li Chen's memories and scientific knowledge from his time, guiding those artisans to explore concepts like bullets and rifling, bringing forward the invention of fi...s you won’t waste his kindness.”Gu Zhiwei's expression was stiff, his body trembling.He didn't speak.I don't know if it's because they're afraid, or because they don't know what to say.Seeing that Li...