Citizen AA

2007–08 season

Citizen won the 2007–08 Hong Kong FA Cup. The club beat Tai Po in the final by 2–0.

2009–10 season

Due to Mong Kok Stadium's renovation, Citizen used the Siu Sai Wan Sports Ground in the 2009–10 season for its home games. Former South China striker Detinho joined the club.

2010–11 season

Citizen won the 2010–11 Senior Shield by beating South China in the final after penalty kicks, thus earning the club the right to represent Hong Kong in the 2012 AFC Cup. To celebrate this victory, the club announced a prize fund of HK$800,000 (approx US$100,000), an iPhone 4 for every player and an end-of-season vacation for the whole team.

2011–12 season

The club moved from the remote Siu Sai Wan Sports Ground to the renovated Mong Kok Stadium for the 2011–12 Hong Kong First Division League season. To compete in both local football and AFC Cup, Citizen has expanded its squad to include 27 players, adding Michael Campion, So Loi Keung, Chiu Chun Kit, Amaury Nunes and Yuto Nakamura to the club, while promoting two young players Chan Si-Chun and Yeung Ho Wan. Citizen is spending an unprecedented HK$400,000 on the team's 12 days pre-season training camp in Vancouver, Canada, during which time the club will play 3 warm-up games. The club announced on 7 September that Rasonic has become its new shirt sponsor for the 2011–12 and 2012–13 seasons. The sponsorship is worth HK$1 million.

2013–14 season

The club moved from Mong Kok Stadium…

League

Hong Kong First Division Champions (1): 2024–25 Hong Kong Second Division Champions (2): 1999–2000, 2003–04

Cup

Hong Kong Senior Shield Champions (1): 2010–11 Hong Kong FA Cup Champions (1): 2007–08 Hong Kong FA Cup Junior Division Champions (1): 2014–15