[3] In May 2022, Teong took part in the 2021 Southeast Asian Games, which had been pushed back 1 year due to the pandemic.

[1] One month later, in late July, Teong made it to the finals of the 50 m butterfly at the 2022 Commonwealth Games.

[10][11] In December, at the Short-Course World Championships, Teong made it to the final of the 50 m butterfly.

[13] In September 2022, Teong publicly admitted to consuming "controlled drugs" while he was overseas.

He was given a one-month long suspension from Sports Singapore, and had his spexScholarship support withdrawn for one month, both starting from October 1.