Plane Trading System

Encouragement, a reminder that being careless does not mean writing randomly. You have made some mistakes in this ancient plane. ① Currency. In ancient times, copper coins were mainly used. Silver or silver notes were used for large transactions. Generally, rich children used small amounts of silver, broken silver, and gold was not universal and needed to be exchanged at a bank or pawn shop. Ordinary civilians would be caught if they used it. , Officials usually rewarded them with golden beans or gold leaves ② Salt and iron were controlled in ancient times, and don't even think about weapons. If you bring a bow in your book, that's treason. Generally, there are only farm tools, kitchen knives, and hatchets in the blacksmith shop. You have to register 50 of them in the book. Even if you buy 50 kitchen knives at once in the 21st century, what do you think? Don't say that Uncle 50 Bows and Hats should have coffee with you. I hope the author will go to Baidu to write about this aspect. If he is not clear enough, he can write that...