[1][2] She pursued a Bachelor's degree in Psychological Science at James Cook University Singapore (JCU) and graduated with Honours in July 2022.

[citation needed] In December, she took part in the 2013 Southeast Asian Games along with her partner Myra Lee in the women's synchronized 3 m springboard event which the duo won the bronze medal.

[3] At the 2015 Southeast Asian Games in Singapore, Kay Yian won a silver medal in the women's synchronized 3 m springboard event with her partner Ashlee Tan.

[4] At the 2017 Southeast Asian Games in Kuala Lumpur, Kay Yian won the gold medal with Ashlee in the women's 3 m synchronized springboard event, even though the duo finished second, as gold-winning diver Ng Yan Yee failed a doping test which resulted in the Malaysian team being stripped of the gold medal.

[5][6] At the 2019 Southeast Asian Games in Philippines, Kay Yian and Ashlee won the silver medal in the women's 3 m synchronized springboard event.