填写更换处境卡的申请表（如果B卡的出境事由是非“移民定居”的要档案所在单位盖章，否则不必盖任何章），将申请表及护照（含B卡）递交窗口，公安同志会出具一份三联的单据，分别是销粮食关系、销户口，粮食局和派出所会分别把第一、二联撕下存档，在第三联盖上确认公章。到时候你得凭第三联来领新的A卡。如果你动作够快的话，第二天就可以取了。

In Beijing, you should take your passport with the old card, the copy and the translated version of your LP( must be translated by the agency near the Administration Office) and a letter from the organization where your personal file is kept that states the organization agree you go Canada as a permanent residencs. If you take all this materials, you can get you new card in 5 minutes.
PS. Don't forget to take two photos in 2 inch size

我们两夫妇是活护照，但孩子（不到2岁）的护照是死的，请问宝宝是否一定要销户（我听说最近处境好多不查销户证明）？
并且即使宝宝销了户，我们三人一同出境是否会有麻烦？