An Chang-ok

[4] Then at the 2019 World Championships, she helped the North Korean team place 20th in the qualification round.

[9][10] An registered for the 2024 FIG World Cup series to compete on vault and attempt to qualify for the 2024 Olympic Games.

[11] At the Cairo World Cup, she performed a double-twisting Yurchenko and stuck a Cheng vault to win the gold medal.

[13] At the Baku World Cup, she won the silver medal behind Bulgaria's Valentina Georgieva and mathematically secured an Olympic quota.

[16] An represented North Korea at the 2024 Summer Olympics[17] where she placed fourth in the vault final behind Simone Biles, Rebeca Andrade, and Jade Carey.