The opening song of Joy of Life was the song of the same name, Joy of Life, sung by Xiao Zhan.

The opening song of the TV series Joy of Life was sung by Xiao Zhan.
Joy of Life's opening theme song was Li Jian's " A Lifetime in One Thought."
The opening song was " Years," sung by Xiao Zhan.
Joy of Life's opening theme song was Li Jian's " One Thought, One Life."
The classic quote from the opening was: " Who wakes up first from the big dream? I know that when I wake up, I am no longer in the original world. Everything has changed. There is no cell phone and computer. There is no such thing as water, electricity, gas, Wuzhu, Danzhou, Nanqing, the Inspection Institute, and so on. It has made him unable to wake up for a long time."
Who would wake up first? He knew that when he woke up, he was no longer in his original world. Everything had changed. There were no phones and computers, and there were no more water, electricity, gas, and so on. He could not wake up for a long time.
The classic quote from Joy of Life, which was born at the beginning of the game, was: " Who wakes up first from a big dream? I know that when I wake up, I'm no longer in the original world. Everything has changed. There are no phones and computers. There are no more water, electricity, gas, Wuzhu, Danzhou, Nanqing, the Inspection Institute, and so on. He has not woken up for a long time."
The opening theme song of the first season of Joy of Life was called " One Thought for Life," which was composed and sung by Li Jian. The opening theme song of the second season was called " Life," which had yet to be released.
The opening theme song of Joy of Life was Xiao Zhan's " Years ". This song was composed by Duan Sisi, composed by Tan Xuan, and arranged by Chen Sitong. It was included in the album "Years" and was released on December 28, 2019.
Joy of Life's opening song was called " One Thought For A Lifetime."