said in almost despair: "Li Chen, you are despicable!""I'm still shameless."Li Chen's tone was surprisingly smug."I'm not expecting you to fall in love with me, anyway. Since I can't have your heart,... crafted process.Otherwise, the gun prototypes that existed in Ming and early Qing dynasties would not have remained underdeveloped for so long. One major hurdle was rifling.Without a foundation of ma...