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Hinson Leung ( ; born 25 November 1987 ) was a Hong Kong professional football player played for Hong Kong First Division League side South China as a midfielder .
 Hinson Leung, Hong Kong, Hong Kong, South China
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Hinson Leung, Hong Kong, Hong Kong, South China