DEMO, a sample record, is an unfinished concept, which expresses the general ideas and attitudes of music creators. But Wang Qing finally decided to use Demo as the title of the song, hoping to convey his positive energy without regrets today through music full of positive energy. Even if he still feels inadequate tomorrow, he will experience real perfection through continuous self-development.

DEMO is a song sung by Wang Qing, composed by Fu Zhuofei and arranged by Feng Xuanyuan.

Zicheng Wang and Zicheng Wang, formerly known as Wang Qing, are artists with distinctive Internet elements. With the speed and breadth of Internet communication, they have accumulated fans. His voice is full of magnetism and charm, and he has won the attention of the audience with his youthful breath and clean and handsome appearance. He is constantly expanding his own development, starring in drama, shooting online movies, hosting variety shows and other aspects of balanced development, accumulating experience.

Zicheng Wang entered the public view from an online artist. In addition to luck, he persisted and persisted in his dreams. In the urban love drama "Falling in love with an enemy", Zicheng Wang tried to create the characters. The performance in the stage play "Left Ear" not only won the unanimous approval of the directors and creators, but also satisfied the audience. In the fashion pictorial of a group of magazines, whether Zicheng Wang is wearing a khaki trench coat and jeans, or a slim suit and shirt, he can easily control all kinds of clothing styles.