If the regular immigration requirements are met, the following categories of Indians can visit the HKSAR without PAR:  a)holders of a valid Indian diplomatic or official passport  b)holders of United Nations Laissez Passer coming to the HKSAR or transiting the HKSAR to/from a third place for official United Nations business;  c)those who have successfully enrolled for e-Channel service for Frequent Visitors; d) holders of a valid HKSAR Travel Pass; and e) those who have obtained a valid entry visa for the HKSAR. Also, Indian nationals who are a member of operating aircrew or operating seacrew on board vessels, or a contract seaman may also come to the HKSAR without PAR, subject to normal immigration requirements being met.