请教8老师，我父母11月份凭移民签证从美国入关，现在还没有收到绿卡，我应该怎么进行查询？谢谢！
-Did you pay the immigrant fee for them yet? If no, they will never receive the plastic green card. If yes, they will receive the green card up to 90 days. So, it is still normal.
See this website for the immigrant fee and how to pay it:
