According to folk custom, girls usually have to marry at least two people, a man and a woman. In some places, four people, two men and two women, saw the bride off. The person who sends the bride is usually the girl's uncle, uncle, brother, aunt, sister-in-law and so on. Because cousins are very close, first of all, close relatives. Secondly, from our traditional culture, they are a family.
The number of brothers depends on their own situation. If all the conditions are good, 1000 and 5000 channels will do; if all the conditions are not good, 500~ 1000 will do.