请问,有哪位朋友知道,如果担保人搬家更换了地址,该怎样通知移民局?
根据你当时收到的dm1,通讯地址不变可以不联系他们。否则可以email北京大使馆,email在dm1上
You must notify Citizenship and Immigration Canada (CIC) of any changes to your application.
Examples of changes include
Change of contact information (e-mail, mailing address, telephone number