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This reporter learned from the Foreign Friendship Association Exchange Conference in some Chinese provinces and cities , which was held in Hunan recently , that China already has about 200 cities that have established more than 800 pairs of foreign friendship cities with more than 500 cities in over 80 countries of the world .
 the Foreign Friendship Association Exchange Conference, Chinese, Hunan, China, about 200, more than 800, more than 500, 80
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:
 the Foreign Friendship Association Exchange Conference, Chinese, Hunan, China, about 200, more than 800, more than 500, 80