invitation letter
support letter
application form (fill/submit online, print out)
emergency medical insurance (>$350000)
passport photo(1 or 2, forget)
itenery(airticket, hotel for everyday)
passport (and green card), original and copy
<$100 cash
driver license
bank statements
support letter
application form (fill/submit online, print out)
emergency medical insurance (>$350000)
passport photo(1 or 2, forget)
itenery(airticket, hotel for everyday)
passport (and green card), original and copy
<$100 cash
driver license
bank statements