Li Zerui kid was 3 years old when he took part in the recording of the fourth installment of "Amazing Kids Season 2", because "Amazing Kids Season 2" was recorded in July 2017, and this year is 2022. So Zerui Li's child's age = 2022-2017+3 = 8 years old. Therefore square dancing Li Zerui is 8 years old.
"Amazing Kids Season 2" is a children's talk show co-produced by Aikiye and Vision Pictures, hosted by Meng Fei and Xie Yilin. The program invites children aged 2-14 years old to take the stage in turn to interact with the hosts, in turn to take the stage to interact with the hosts, and to display their talents and challenge the high level of difficulty through polarized visual presentation, fully displaying the child's innocence.