In the sentences extracted from financial agreements in U.S. SEC filings, identify the named entities that represent a person ('PER'), an organization ('ORG'), or a location ('LOC'). The required answer format is: 'entity name, entity type'.
Text: ( b ) " Business Day " means any day other than a Saturday , a Sunday or a day on which banks in the PRC or Hong Kong Special Administrative Region (" Hong Kong ") are authorized or obliged by applicable law to be closed .
Answer:
Hong Kong Special Administrative Region, LOC
Hong Kong, LOC