Open the Ming Dynasty Map, Please Support Me with Monthly Votes!

The map of Ming Dynasty is open, please vote for me!

I have carefully researched the information for a long time and am ready to reveal a little bit about the Ming Dynasty in this era. In the age of navigation that has arrived, I will introduce the nominal maritime ban policy of the Ming Dynasty, what it actually is, and the logic behind it. Double last day, please give me a monthly pass! Bow!