How to prove parent-child relationship when staying in a hotel?

The method of proving parent-child relationship when staying in a hotel is as follows.

1. Provide corresponding identification materials, such as ID card and household registration book.

2. Provide the child's birth certificate.

3. Provide proof of family relationship, such as marriage certificate and kinship certificate. , to prove kinship.

4. Provide household registration books, notarial certificates and other supporting materials to prove the relationship between parents and children.