回复：Help about visa application approval letter

来源: 于 2010-04-28 08:29:37 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

My dad came to USA 10 years ago and I applied visa extension once for him. I plan to invite him to visit again. Is the visa extension approval letter a must for his visa application?
-No. It is irrelevant to his new visa application.