What is the reason for Lin Xiangru's victory in Mianchi Conference?

First, know yourself, know yourself, Zhao Haoqi is afraid of death. Second, Lian Po's army has a solid backing on the border, which is also the reason why Zhao is powerful and Qin cannot be underestimated. Third, Lin Xiangru is brave and resourceful. Lin Xiangru adheres to the principle that national dignity cannot be trampled on. Fifth, Qin, Zhao and Lin Xiangru are all wise men. Everyone knows the consequences and is not impulsive. 6. During the Warring States Period, the complicated international situation caused by countries underestimating their enemies and friends made it impossible for Qin to openly control Prince Zhao, who had already established a prince in China before going to dinner. If he did not return, the prince ascended the throne, thus avoiding the danger of Qin attacking Zhao with civil strife.