1, child's birth certificate;
2. A copy of the ID card of the child's parents;
3. Proof of relationship between grandparents and grandchildren (such as parents' birth certificates, household registration books, and relationship certificates issued by public security organs). );
4. Written consent (written consent of the child's parents);
5. Two copies of power of attorney (AIA authorized by the applicant and the child's parents)
6. The second holder of the insurance policy signed by the applicant and the child's parents.
That's dad's answer. I hope it helps.