travel document or visa?

來源: CAIMMI 於 2007-06-08 10:16:55 [] [舊帖] [給我悄悄話] 閱讀數 : (211 bytes)

Dear All,

My son was born in the US and I have CANADA green card while US green card application (I-485) pending. If my son travels to China. Which document, travel document or visa, is required? Thanks.

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