It is said that at the conference, Yu's men held weapons decorated with feathers and sang and danced with music to show their grand welcome to the leaders of southern tribes. The clan and tribal leaders who came to the alliance brought valuable things, such as jade and silk, to show their obedience.
The origin of the military parade:
In China's history books, the earliest record of "military parade" can be traced back to Meng Hui more than 4,000 years ago. "Huai Nan Zi Yuan Dao Xun" said that once upon a time, Gun, the leader of Xia tribe, built a high wall to defend himself. Everyone wants to leave him, and other tribes are eyeing Xia.
Later, he became a leader, tearing down city walls, filling moats, dividing property, destroying weapons, and teaching the people by virtue. So everyone does their job, and other tribes are willing to join. Inviting vassals to join the alliance in Tushan.