3694
Thus , currently , traveling businessmen in the Shuidong Development Zone that have already signed agreements or contracts has reached more than 750 , including those from over twenty domestic provinces and cities , with a total investment that will top 15 billion yuan and actual capital in place of more than 3 billion yuan , with the number of projects already under construction reaching more than 160 .
 the Shuidong Development Zone, more than 750, twenty, 15 billion yuan, more than 3 billion yuan, more than 160
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 Shuidong Development Zone, more than 750, twenty, 15 billion yuan, more than 3 billion yuan, more than 160