7021
According to investigations , South Korean enterprise circles have invested nearly 100 million US dollars in Huichun , and foreign - invested enterprises have become an important pillar of the local economy .
 national religious political: South Korean; money: 100 million US dollars; geographical social political: Huichun
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:
 national religious political: South Korean; money: 100 million US dollars; geographical social political: Huichun