What certificates are needed to visit relatives in the United States?

When you go to the United States to visit relatives: You should provide materials to prove that you have a real and uninterrupted relationship with the inviter. You should also consider providing their status after entering or immigrating to the United States. The following documents may be helpful to your application: household register or other documents that can prove true kinship, photos taken with relatives in the United States in recent years, copies of relatives’ U.S. passports or green cards, and copies of passports of relatives staying in the United States for a short period of time. And a copy of the US visa, etc. If you were last in the United States beyond the date stated on your I-94 card upon entry, please present the original Department of Homeland Security-approved extension certificate at your interview.