Yuan Chonghuan was originally a man with outstanding military talents, but after he was valued by Chongzhen, he became forgetful and even boasted to Chongzhen that Haikou would pacify Liao within five years, but he never Unexpectedly, what he said to the emperor casually turned out to be serious. In one case, he fell into the conspiracy of Wei Zhongxian and others, and then he killed Mao Wenlong behind the emperor's back, which also aroused the emperor's dissatisfaction. Yuan Chonghuan liked reading since he was a child, especially on the art of war and military matters. Although he was born as a civil servant, he especially liked to negotiate with veterans and learn about the situation in the frontier fortress. By chance, he learned about the empress of Guangning. When the Jin army captured it, he wanted to take advantage of the opportunity to display his talents, so he recommended himself and told the court ministers: As long as he has troops and rations prepared, he will be able to defend Shanhaiguan. After this incident, everyone in the court admired him very much and felt that he was a talented person. After he arrived in Liaodong, he gave full play to his intelligence and talents and built Liaoyuan into the first town outside the pass. It was also very prosperous and many people who passed by were very impressed by it. But later Hou Jin took a fancy to this geomantic treasure land and invaded here. When other ministers retreated, he was determined to defend this place. He, the soldiers and the people in the city were all prepared to fight to the death. In this battle, they finally won the victory with perseverance, and Hou Jin was defeated. But he later offended Wei Zhongxian. Wei Zhongxian disliked him very much. Wei Zhongxian felt that this person would hinder him and tried every possible means to get rid of him. Moreover, he later killed Mao Wenlong privately, which also aroused Chongzhen's anger. Due to his dissatisfaction, and finally under the instigation of Wei Zhongxian, Chongzhen also cruelly killed him.