Time Travel, This Is Not the Late Ming Dynasty I Am Familiar With

[Travel + ancient hegemony + no heroine + Ming Dynasty + alien world + troubled times] Li Shan, who was working overtime, brought the entire dock across, but there was just a slight accident; Messy containers can always bring out surprises, and modern black technology has become a treasure from another world; This is an era of global navigation; It is also the beginning of a nation's downfall; Let's see if Li Shan can reverse the gears of fate.