1. Net assets, that is, owners' equity, refers to the economic benefits enjoyed by the owners in the assets of the enterprise, and its amount is the balance of assets minus liabilities. Owners' equity includes paid-in capital (or share capital), capital reserve, surplus reserve and undistributed profit, etc.

2. The concept and content of the net assets of administrative units,

The net assets of an administrative unit refer to the difference between assets minus liabilities and income minus expenses, including fixed funds and balances.

3. The concept and content of institutions' net assets,

The net assets of public institutions refer to the difference between assets and liabilities, including public funds, fixed funds, special funds and balances.

The net assets of public institutions include public funds, fixed funds, special funds, business balances and operating balances. Among them, the special fund refers to the special fund established by institutions according to regulations, mainly including employee welfare fund, medical fund, repair and purchase fund, housing fund, etc.

4. The net assets of non-governmental non-profit organizations refer to the balance of assets minus liabilities, indicating the difference of total assets of non-governmental non-profit organizations after all existing debts are compensated. It can be expressed as: assets and liabilities = net assets.