公民的父母持B2簽證入境後,要等多久才可以遞交移民申請?可以馬上申請嗎?
-They need to wait for at least 90 days to apply for green card from the day they enter US.
還是等一陣比較好?
還有就是拿到綠卡之前,如何買健康保險?
-They may purchase Obamacare.