From the Start, I Handed Over the Spacetime Trading System

After obtaining a Planar Trading System, Jiang Chen can trade with all the worlds. The higher his level, the more advanced the worlds he can trade with. To level up as quickly as possible, Jiang Chen decides to hand the System over to his country and work with it to trade with the myriad worlds.

What? Controlled nuclear fusion technology only costs ten thousand cans of food?

What? Ten thousand tons of iron ore only costs a hundred rifles?

What else is there? Jet engines? Precision machine tools? Lithography machines?

One massive trade after another is swiftly completed, and Jiang Chen's trading level rises at a terrifying pace.

This novel and its characters are entirely fictional. Any resemblance to real people or events is purely coincidental. Do not imitate.