Hong Kong Document of Identity for Visa Purposes Hong Kong Document of Identity for Visa Purposes The Hong Kong Special Administrative Region Document of Identity for Visa Purposes () is a biometric travel document issued by the Hong Kong Immigration Department to residents of Hong Kong who are unable to obtain a national passport. It is usually valid for seven years. The majority are issued to citizens of the People's Republic of China who have migrated to Hong Kong on a One-way Permit, have lost their mainland hukou thus are unable to obtain a PRC passport, but have not resided in Hong Kong for the 7 years required
For all practical purposes very high agreement with experiments and tend to be very useful for all practical purposes. For all practical purposes For all practical purposes (FAPP) is a pragmatic approach towards the problem of incompleteness of every scientific theory and the usage of asymptotical approximations. When a physicist makes an approximation - which can not be justified on rigorous grounds - he or she may attempt to justify it by saying the results obtained are good for all practical purposes (FAPP). Meaning they agree with our experience and approximation errors cannot be detected in practical measurements (for instance, if the error is