[3][4] While working as a model in his university years, Lee was spotted by talent agency EeLin Entertainment [zh] and signed as an artist following his graduation.

[4] He landed his first lead role in the 2005 medical drama Beauty Clinic [zh],[5] and appeared in the 2008 and 2009 romantic comedy series Fated to Love You and My Queen.

[1][6] Lee's breakout role came as Hao Kangde in the 2010 romance series The Fierce Wife, playing a cheating husband with a glib tongue.

[7] Starting in 2011, Lee took on a lead role as Shi Te-long in the comedy series Office Girls, portraying a mean-spirited and sycophantic department store employee.

[4][8] This became one of Lee's most iconic roles,[8] and his bilingual acting style of incorporating English words into Chinese dialogue became his signature.