During the Spring and Autumn Period, Zheng got the support of Lu and Qi and planned to crusade against Xu. Guo Xu is a small country, in Xuchang City, Henan Province. Zheng was in the north of Xu, and Xinzheng, Henan was the capital at that time. This incident is recorded in Zuo Zhuan's Eleven Years of Hidden Tribute. ) In May of that summer, Zheng Zhuanggong inspected the army in front of the palace and made a banner. It says "doing justice for heaven", which means to crusade against Guo Xu instead of Zhou Wang. This banner is two feet long and eight feet wide, and it is majestically inserted in the troop carrier. Zheng Zhuanggong said that whoever can raise this flag can be assigned to plant it on this troop carrier. Uncle Ying finished first, walked back and forth with the flag and stuck it in the car. Uncle Yingkao is stronger than him, and he can use the flag as a gun. Zheng Zhuanggong was very happy to see their performance, so he gave the chariot to Uncle Yingkao, but his grandson didn't agree. He also played with the flag as a gun, so he had an argument with Uncle Ying Kao. Uncle Ingo is a brave soldier. When GongSunZi looked down on people, he refused to compromise, so he pulled up the halberd and ran after them. By the time he caught up with God, Ying Shukao had disappeared. GongSunZi bears a grudge for this. In autumn and July, Zheng Zhuanggong officially ordered the attack on Guo Xu. When Zheng Jun approached the capital Guo Xu and attacked the city, Uncle Yingkao bravely took the lead to climb the city head. Seeing that Uncle Ying Kao was about to make meritorious service, Gong Sunzi was even more jealous, so he drew an arrow and aimed it at Uncle Ying Kao. Unexpectedly, the brave old general fell down in a conversation. Another general ...

I feel that the thinking of asking questions is not very clear.

What's here is for reference only.