回复:140申请者配偶的H1B问题。在线等。谢谢大侠。
Your spouse can change to H4 and extend it as long as your H1b keeps valid. See Fan Law's explanation:
http://immigration.wenxuecity.com/BBSView.php?SubID=fyy&MsgID=563
http://immigration.wenxuecity.com/BBSView.php?SubID=fyy&MsgID=563