The Marquis of Great Qian

He transmigrates to the Great Qian dynasty and becomes the heir of the Marquis of Zhenbei. From the start, the royal family sets a trap for him, but he turns the tide with step-by-step planning.

If I were king, I would pacify the world. If I were emperor, the four seas would submit!

A twenty-first-century research scientist transmigrates to ancient times, invents new technologies, and builds an age of peace and prosperity!