Ancient General Supplies Trading System

Set against the background of the Sixteen Kingdoms of the Five Barbarians in ancient times, and no romance with historical figures. Chang Jianxin unexpectedly obtains a time-space channel, and through exchanging supplies with a historical general quickly becomes rich.

He helps the general conquer the land, drives out the Five Barbarians, and restores the Han homeland. Along the way, he also casually earns hundreds of millions and reaches the peak of life. Is that so hard?