Non-taxable income refers to income that is specialized in a specific purpose, is not an economic benefit from a profit-making activity from the nature and root causes, does not bear tax obligations and is not a component of taxable income, such as fiscal appropriations, administrative undertakings Tax-exempt income; tax-exempt income is an important part of taxpayer's taxable income, but in order to achieve certain economic and social goals, the country provides tax concessions during certain periods or for economic benefits obtained by specific projects, and at a certain period, It is possible to resume taxable income. According to the above definition, Which of the following statements are wrong:. ['In order to encourage independent innovation of high-tech enterprises, the government has stipulated that in the past two years, the sales income of research and development products of such enterprises will not be taxed temporarily, so the sales income of enterprises on research and development products is tax-free income.', 'An agricultural product enterprise has received a special financial subsidy from the local government for agricultural processed products, which is a non-taxable income.', 'State regulations, if the annual net income of technology transfer income of an enterprise is less than 300,000 yuan, income tax is temporarily exempted, so this part of the income is tax-free income.', 'To encourage taxpayers to actively purchase government bonds, the state stipulates that interest income from government bonds is not included in taxable income for the time being, and corporate income tax is not levied. Therefore, interest income from government bonds is non-taxable income.']