是否只要一方判刑(offer学习一年后expungement也算吗?)
-Not have to be 一方判刑. As long as you have the domestic violence evidence/proof such as the hospital/Dr. proof, police report, domestic violence shelter verification, etc., you may be qualified for the green card application through domestic violence category. Talk to a lawyer.
就可以申请,
通过率是高吗?-Yes.
申请费用大概是?-Case by case, depends on whether you need to hire a lawyer. You may get free-assistance in the green card application, so talk to the local domestic violence help organization, and they will help you (they are very experienced).
是否每年还要缴纳一定费用入1万给移民局?-No such fee.