最安全的倍投方法

简介：The Ming Dynasty had guerrillas stationed in frontier fortresses and important places. From the third rank, under the generals, they led the guerrillas to and from defense. In the early Ming Dynasty, many heroes and relatives were responsible for the defense and support. After the Liaodong War broke out, in addition to deputy generals guarding the Great Wall, the Ming Dynasty also set up many guerrillas along the Great Wall for back-and-forth support.