Original question: Xiaoming should apply for a foreign currency exit permit from () if the amount of foreign currency cash he carries exceeds $5,000 to 10000 (including 10000). A: Designated foreign exchange banks.

Foreign currency refers to the currency other than "bookkeeping base currency", which is the bookkeeping base currency relative to the domestic currency, and is specifically manifested as the currency other than "bookkeeping base currency" in accounting.