譚耀宗
In 2004, Chow joined the Democratic Alliance for the Betterment of Hong Kong (DAB), the largest Beijing-loyalist party in Hong Kong. He became the chairman of Young DAB, the youth branch of party and a member of the party's Executive Committee in 2009. In April 2015 when chairman Tam Yiu-chung retired, Chow was elected vice-chairman along with new chairwoman Starry Lee.