媽媽是PR身份,孩子4歲,拿的探親簽證,十年往返的vister簽證,如果住夠半年想續簽,如何辦理呢?跪求大家,請指點,謝謝了!
-File I-539 following the I-539 Instructions. See:
https://www.uscis.gov/i-539