i currently live in canada.i have had the same situation as your girl friend.i was also sponsered by my husband.it just took me five months for the whole process.so it's easy.but, the difference is that i was demobilized first.anyway i heard that someone could start the application at the same time.one thing you should do is to enclose a letter to declare your situation that your wife has not got the hukou and passport yet and you'll submit it later.I think if she 's going to demobilize from the hospital this year,she will get them in October this year.If you have further question,just email to me.Good luck!