What's the Difference Between Dollars and Dollars?

If you have just dollars a bank, it doesn't earn hardly anything. If you' arn a saving if you go into the savings account, which is basically the treasury, the treasury bills, you'll earn a little more and you'll earn dollars. Hand dollars are the international means of payment, so that's good. So china has tons of dollars. It's part of a huge strategy that they have in order to manage their foreign their foreign currency reserves or forx.