So Loi Keung (; born 27 October 1982) is a Hong Kong former professional footballer who played as a midfielder.
So previously played for Fukien, Rangers and Tai Po.
During his Tai Po career, So helped the team beat Pegasus 4-2 to win the 2008âÂÂ09 Hong Kong FA Cup, thus Tai Po earned the right to play in the 2010 AFC Cup.
On 26 May 2010, Kitchee announced that So had joined the team for the 2010âÂÂ11 Hong Kong First Division League. He wore no. 8 at Kitchee and scored 3 goals for the club.
On 16 June 2011, Citizen announced that they had signed So for the 2011âÂÂ12 Hong Kong First Division League season and the 2012 AFC Cup. He cited a lack of playing time at Kitchee as the reason for the move. He hopes to share his AFC Cup experience with the team. He will continue to wear the No. 8 shirt at his new club.
So is reunited with former teammate Chiu Chun Kit at Citizen and both have been recruited to be coaches at the Hong Kong Arsenal Soccer School.
So was selected to represent Hong Kong in the 2011 AFC Asian Cup qualification match away to Bahrain. Hong Kong lost 4âÂÂ0. He started and finished the match. On 16 June 2011, So was named as one of the 25-men Hong Kong squad to face Saudi Arabia in the 2014 FIFA World Cup Asian qualification match. On 30 September 2011, So was sent off in the 3-3 draw with the Philippines in the 2011 Long Teng Cup.