City: King of Street Stalls

Sun Hang traveled to the Xia Kingdom, a parallel world where technology had just begun. Successfully bind the god-level street stall system, the street stall sells items, and you can get generous rewards if the items exceed the minimum price. Sun Hang originally thought that the street stall would be easy, but he was dumbfounded when he saw the items given by the system: Nuclear submarine structural drawings, Starlink satellite prototypes, super stealth fighter coating materials... System, are you messing with me? A street stall sells rockets, who will buy them? Buyer: "Young man, your book looks very thick and the paper is soft. It's suitable. How do you sell it?" Sun Hang: "Uncle, this technical drawing is very precious. Only two countries in the world have it. The price is 9980!" "Uncle, don't leave in a hurry. I'll give you a zero... It's only 998, sell it." Buyer: "Is this how zeros are used when selling things now?" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.