He left the club on 3 November 2016 after struggling to adapt to Hong Kong football .
On 23 June 2016 , Hong Kong Pegasus announced that Gallen would be the club 's manager from the 2016 -- 17 Hong Kong Premier League .
Gallen left the club on 3 November 2016 after struggling to adapt to Hong Kong football .
On 23 June 2016 , Hong Kong Pegasus announced that Gallen would be the club 's manager from the 2016 -- 17 Hong Kong Premier League .