Hong kong minors stay in hotels.

As long as you have an ID card when you check in.

/kloc-under 0/8 years old, need a guardian. If the guardian is different. You need to register with your friend's ID card, and you have reached 18 years old. No, it must be your own.

If you are under 18 and don't want to borrow other people's documents, or book a hotel in the mainland. You can directly find the hotel that booked your hotel to open the check-in certificate. You can check in with the check-in certificate.