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Li Wan , representing the Standing Committee of the National People 's Congress , expressed a welcome to the delegation visiting China .
 Li Wan, the Standing Committee, the National People 's Congress, 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:
 Li Wan, the Standing Committee, the National People 's Congress, China