1786
After it is built and put into service , it will benefit passengers and goods owners from all over China , including the Hong Kong and Macao regions , to check the situation of railway operations via websites , to reserve passenger tickets or goods allocation in advance , and to track departure and arrival locations of goods .
 China, Hong Kong, Macao
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:
 China, Hong Kong, Macao