2. Hong is a relatively non-mainstream concept. A thing can change from non-mainstream to mainstream, and also from mainstream to non-mainstream. For example, the popular clothing, language and culture in the 1990s have developed from the initial non-mainstream to the mainstream. One thing is mainstream in one environment, but it may become non-mainstream in another environment, such as Cantonese opera in the National Centre for the Performing Arts. Therefore, there is no absolute non-mainstream and there will be no absolute flood. The founder of the family automatically becomes the first founder, has the highest authority of the family, is responsible for managing the daily affairs of the family, can appoint all positions such as deputy imperial clan, minister of appeal, elder, etc., and can give different authorities to different positions.