Beijing xisanqi colorful soil choir. According to Baidu map and local advertising information, as of June 26, 2023, Beijing Xisanqi Wucaitu Choir is enrolling students, requiring male voices to be under 70 years old and healthy enough to perform and rehearse. It is located in Building 50, Yongtai Dongli, Haidian District, Beijing. Chorus is a kind of collective singing art. Chorus, people are divided into several parts, with different melodies, singing at the same time.