请教一下8老师，有绿卡父母去年十一月回国， 父亲因为生癌住院开刀， 还没能回美，估计要下个月回， 请问父母过关会有问题吗？要准备什么材料？ 谢谢！！！谢谢！！!
-It should be fine. Just bring the evidences about your father's illness, such as the hospital/Dr. diagnosis, surgery/treatment proof, bills. Because their stay in China is less than one year continuously, these evidence may not be needed, but just in case.
-It should be fine. Just bring the evidences about your father's illness, such as the hospital/Dr. diagnosis, surgery/treatment proof, bills. Because their stay in China is less than one year continuously, these evidence may not be needed, but just in case.
