The concept of currency is that currency includes various savings deposits

Currency is a tool used as a medium of exchange, a store of value and an accounting unit. Special commodities that serve as equivalents in service exchanges are material and symbolic appendages of people's commodity values. It includes both circulating currency, especially legal currency, and various savings deposits. In the field of modern economy, only a small part of the currency field is displayed in the form of physical currency, that is, actual banknotes or coins, which are used in most transactions. Check or electronic money. A currency area refers to a country or region that circulates and uses a single currency. When exchanging currencies between different currency zones, the concept of exchange rate needs to be introduced. In modern economies, money plays a fundamental role. In macroeconomics, money refers not only to cash, but also to cash plus a portion of assets.

Although demand deposits are also deposited in banks, they are not deposited in the company's account, so they can only be counted as the company's cash. It is no different from cash, except that the deposit location is different