With wide vocal range and rich voice as well as outstanding composing ability, Malaysian Chinese singer-songwriter Gary Cao mainly earned his popularity in Taiwan, Malaysia, Hong Kong, and Singapore. 2006 was considered as his most successful year when he won six awards at 6th Global Chinese Music Awards, Hong Kong TVB8 Awards, Guang Zhou Golden Melody Awards and Malaysia Entertainment Association. In addition, he was well-known when performing his self-composed song for 2008 Beijing Olympics.
He attended the University of Auckland in New Zealand, majoring in Engineering but then left New Zealand without finishing his studies there. After moving to Taiwan in 2002 with the aim to develop singing career, he met a lot of difficulties before being signed by Rock Records.
In 2008, he got married to Wu Sou Ling with a two children named Joe and Grace.