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`` The import pie will shrink , '' says John Kamm , first vice president of the American Chamber of Commerce in Hong Kong and a China trade specialist .
 John Kamm, the American Chamber of Commerce, Hong Kong, China
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 John Kamm, the American Chamber of Commerce, Hong Kong, China