“Shanghai Boy”/ “Shanghai Tsai” Kwok Wing-hung
郭永鴻取消記者會 誰是「上海仔」（2015年12月29日）。經濟日報，取自 http://topick.hket.com/article/1120007/郭永鴻取消記者會%20%20%20誰是「上海仔」
Kwok, also known as “Shanghai Tsai (Boy)”, was rushed to the Hong Kong Sanatorium & Hospital by his men while hotel security staff notified the police of the incident.
Heavily guarded ex-triad boss injured in Peninsula knife attack. (2015, December 21). EJ Insight. Retrieved from http://www.ejinsight.com/20151221-heavily-guarded-ex-triad-boss-injured-in-peninsula-knife-attack/
Alleged triad boss “Shanghai Boy” Kwok Wing-hung was arrested for several offences shortly after he returned to Hong Kong from Thailand on Thursday.
Alleged triad boss ‘Shanghai Boy’ arrested at Hong Kong International Airport. (2016, July 21). South China Morning Post. Retrieved from http://www.scmp.com/news/hong-kong/law-crime/article/1992942/alleged-triad-boss-shanghai-boy-arrested-hong-kong