有答案了,菲移民局官网说明:C. Under Foreign Service Circular (FSC) No. 112-11, the following may enter the Philippines for an initial stay not exceeding seven days provided that they possess a return or onward ticket:Holders of Hong Kong British passports; andMainland Chinese for tourism with a unexpired Australian, Japanese, Canadian, Schengen or US visa.Seven-day visa-free entry may be extended by an additional 14 days to complete a maximum 21 days.