This picture shows a scene of a fan dance performance on the fourth floor.

The fan dance is a traditional Chinese dance that originated from ancient court culture.

It is characterized by dancers holding fans and using their movements to express the rhythm and emotions of the dance through fan flipping and swinging.

The fan dance has a long history in China and is not only an art form but also a cultural symbol.

Performers of the fan dance need to have graceful postures and flexible movements, as well as a deep understanding of fan usage techniques.

The performance space for the fan dance is usually a spacious area where audiences can sit in front of the stage to enjoy the performers' show.

Costumes are also an essential part of the fan dance, with performers wearing ornate outfits to showcase their elegance.

The music played during the fan dance is also unique, often featuring traditional instruments playing melodious tunes that complement the dance movements.

In summary, this picture depicts a captivating and elegant traditional Chinese dance known as the fan dance.