Why could the penniless Zhu Chongba become the emperor? What noble people did he meet? How did he treat these noble people? There were 80 million people in the Yuan Dynasty. Why was he able to found the Ming Dynasty? What kind of kingdom was the Ming Dynasty he established? Why did the Zhu family only last for less than 300 years before being overthrown? There are so many questions about the Ming Dynasty, so many little-known historical materials...