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[The Tang Empire did not perish, it just went to an alien planet to develop! ][This book will witness Li Xin's descendants using various black technologies to rise strongly on a small island that is about to disappear under the sea level. ][Show everyone this mysterious small island country. In this small island country that occupies the best position of Blue Star (occupying four hemispheres, Southern Hemisphere, Northern Hemisphere, Eastern Hemisphere, and Western Hemisphere), the protagonist will use black technology to control the rise in atmospheric temperature, control seawater pollution, build aerospace vehicles, build sea cities, build spaceships, and slowly step out of Blue Star step by step, and then influence the world, driving Blue Star into the cosmic era. ]

The prince of Qin Dynasty came to modern times.