Thanks for the quick responde.She is Chinese citizen. Is the TD visa can work & study in US?
-She can not work with TD status, but can study.
What kind of document does she need for applying the TD visa?
-Her passport and your TN status proof such as your TN approval notice and yoru recent 3 month paycheck stubs and any other documents for general non-immigration visa application (check the US Consulate website or DS-160 Instructions)..
Shanghai consulate will do that kind of visa?
-Yes.