In this picture, we can see a traditional Chinese dance costume, which is a combination of a blue long-sleeved top and pants.
The design of this costume is very exquisite, with bright and elegant colors that give off an aura of nobility.
This type of costume is typically worn for performances of traditional Chinese dances such as fan dance andyangko.
These dances have a long history and rich cultural significance in China, expressing people's emotions and thoughts through dance movements and music.
Wearing such a costume while dancing not only showcases one's beauty and grace but also helps to inherit and promote traditional Chinese culture.