2. Wei and Zhao joined forces to attack Korea, and Korea rushed to Qi. The King of Qi made Tian Ji a general to save North Korea. In order to save North Korea, Tian Ji led an army to Wei and destroyed his lair. When Pang Juan heard the news, he had to withdraw from South Korea and quickly Huiyuan. At this time, the Qi army had marched westward, and Pang Juan pursued it for three days. When he saw that the stoves along the way were gradually decreasing, he thought that the Qi army was cowardly and had fled most of it, but he didn't know that it was in Sun Bin's plan. After scraping off half a piece of skin, Sun Bin ordered someone to write on a big tree: "Pang Juan died under this tree!" " "Sun Bin wait until the last minute. Pang Juan caught up and saw the big tree in the evening darkness. Seeing that line, I knew it was my end. Finally committed suicide.