Tea scented night rain is which ethnic dance

It is a square dance. Tea Fragrance Night Rain is a square dance, and it is not clear which ethnic group's dance it is. Square dance is a form of dance that incorporates elements of several dances, including folk dance, modern dance, jazz dance and so on. Therefore, Tea Fragrance Night Rain incorporates dance elements from several ethnic groups or was created by choreographers based on their own creativity and dance styles.