"H" VISA: The H visa is intended for temporary employment in the United States.
Petitions must first be approved by the U.S. Immigration and Naturalization Service (INS) in the United States.
Applicant shall not apply for a visa until he/she has received the approved original I-797 and a certified copy of I-129.
If the applicant adjusted status within the United States, the applicant must bring the original I-797 to the interview.
It is also advised that all applicants bring to the interview a certified copy of the I-129 application material.
H4 是不是也一樣?