Guo graduated from the
Shanghai Drama Institute and moved to Singapore during the 1990s to join the
Television Corporation of Singapore (predecessor of
MediaCorp). He joined TCS in 1994. He joined
SPH MediaWorks in late 2000 but returned to
MediaCorp in 2005 when the two companies merged. Although trained as an actor, he is mostly known in Singapore as television host of several
MediaCorp Channel 8 programmes, including the current affairs show
Hello Singapore. In 2019, Guo hosted the dating variety show titled
The Destined One. Guo is currently a guest presenter with
Love 97.2FM. He is also an acting coach. In 2026, Guo co-hosted
Star Awards 2026 with
Cheryl Chou and
Zhang Zetong, where he won his tenth
Most Popular Male Artiste award and his second
Best Programme Host award. For his tenth Most Popular Male Artiste award, Guo would be inducted as an
All-Time Favourite Artiste at the next
Star Awards. ==Personal life==