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They split into five groups and altogether visited about 150 members of congress , congressional aides , and government officials , using their experience of investing in and managing enterprises in China to explain the necessity of extending giving China most - favored - nation trading status .
 cardinal: five; cardinal: 150; geographical social political: China; geographical social political: China
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:
 cardinal: five; cardinal: 150; geographical social political: China; geographical social political: China