please help!

来源: 于 2007-10-16 15:59:11 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

I use my EAD (opt based) to work now. But I got my another EAD (i-485 based). Which one should I use? My old EAD will be invalid after I got the new EAD, is that right?

Thank you so much for your help!