What notarization is needed to help my father not apply for an American green card?

What you need to do to help your parents apply for a green card in the United States: birth notarization (father's name is required).

Methods and procedures to help parents apply for American green cards;

Apply for i- 130 first.

The materials to be submitted include:

American citizenship certificate, birth notarization, parent marriage certificate, etc.

After i- 130 is approved, wait for the notice from the American visa center.

Prepare financial guarantee and apply for an immigrant visa at the consulate.

After the immigrant visa is passed, you can go to the United States for permanent residence.

Note: If parents are already in the United States and have entered the country as legal non-immigrants, they can apply for adjustment of their status. In this case, they must apply to the Immigration Bureau through the "two-in-one" application procedure of i- 130/i-485, and get approval after the interview.