Who uses the dragon and phoenix flag?

Most of the ancient royal families are modern.

Longfeng Banner is not evolved from a flag, but a kind of flag itself, called "Beijing" or "Qi Jing". Later, the ceremony collapsed and the function of the standard gradually changed and became an integral part of the royal etiquette ceremony. Later, folk celebrations and sacrificial activities also used banners as sacrificial ceremonies, and Chengbei Village was one of them. According to Zhou Li, in ancient times, flags were divided into nine levels, from emperors to officials at all levels, each level had different patterns and decorations. In celebrations and sacrificial ceremonies, they are used to show their respective identities and status. Because it is played vertically, it is called "Beijing" or "Qi Jing".