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Establishing frequent contact between China as an observer country and the Latin American Unification Association will be beneficial for deepening mutual understanding and promoting bilateral co-operation .
 geographical social political: China; organization: the Latin American Unification Association
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: 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:
 geographical social political: China; organization: the Latin American Unification Association