Tiffany Tang made her acting debut in the 2007 romance drama film ‘Farewell for Love’ directed by Zhou Wei. The same year, she also made her first television appearance in the Chinese historical television series ‘Carol of Zhenguan’ where she played the role of ‘Cai Ji.’ The series aired a total of 82 episodes. She continued to appear in television series such as ‘Modern Beauty’ (2008), ‘Life Without Language’ (2009), ‘Born After 80’ (2009), and ‘Legend of the Book's Tower’ (2009). In 2009, she portrayed ‘Zi Xuan’ in the Chinese television series ‘Chinese Paladin 3’ directed by Lee Kwok-lap. The series was a major success and topped the rating chart in China. Tang also became a recipient of the ‘Beijing TV Drama Award’ for her performance in the show. She next appeared in television series like ‘Pandamen’ (2010), ‘Dream to be Honorable 1942’ (2010), ‘My Daughter’ (2011), ‘Unbeatable 2’ (2011), and ‘Waking Love Up’ (2011). She played the role of ‘Dugu Ningke’ in the 2012 Chinese television series ‘Xuan-Yuan Sword: Scar of Sky’ directed by Lee Kwok-lap. The series became the highest-rated weekly broadcast drama before being surpassed by ‘The Journey of Flower’ in 2015.
Tang continued to star in television series such as ‘Agent X’ (2013), ‘Ad Mania’ (2013), ‘Perfect Couple’ (2014), ‘My Sunshine’ (2015), ‘Lady & Liar’ (2015), ‘Legend of Fragrance’ (2015), and ‘Diamond Lover’ (2015). Tang next portrayed ‘Li Weiyoung / Feng Xin'er’ in the 2016 Chinese television series ‘The Princess Weiyoung’ directed by Li Huizhu. The series aired a total of 54 episodes. Tang also won several awards, including 2 Huading Awards, for her portrayal of ‘Li Weiyoung / Feng Xin'er’ in the show. She next appeared in television series like ‘Hero's Dream’ (2018), ‘The Way We Were’ (2018), and ‘See You Again’ (2019). She last appeared in the 2020 Chinese television series ‘The Legend of Xiao Chuo’ where she played the role of ‘Xiao Yanyan.’