159909
The company was established in 1973 by Mr. Freddie Wong Kin Yip and started as a small real estate agency in Mei Foo Sun Chuen , Kowloon .
 Kowloon
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Kowloon