Henan Yin Tian Performing Arts Training Base is located at No.43, Wei Wu Road, Jinshui District, Zhengzhou City, Henan Province. Yin Tian Performing Arts Training School is a comprehensive training institution integrating music, dance, instrumental music, performance, modeling, hosting, magic face changing, DJ and other special performing arts courses. Among them, the traditional Quyi comprehensive class, the training content: cross talk, sketch, Allegro.

Allegro is a traditional rap art, which belongs to the rhyming genre of China Quyi. In the early years, it was called "Jilaibao", also known as "Ding Dong", "Liu Kou" and "Lian Kou".