"Qing Xin".

"Everyday Life" is a TV series, and its opening song is called "Qing Xin". This piece is pure music with no lyrics. Pure music is mainly about instrumental performance, and the melody, rhythm and emotional expression of music are used to convey information and emotions. As the opening song of a TV series, the title song is used to heighten the atmosphere, arouse the audience's emotional response, and pave the way for the story of the series. "Qing Xin", as the opening theme of "Qing Qing Daily", uses elements such as melody, timbre and rhythm to present the theme, atmosphere or the emotional state of the characters of the series.