legal ground
Article 4 of the Enterprise Income Tax Law
The corporate income tax rate is 25%. The tax rate applicable to non-resident enterprises obtaining the income specified in the third paragraph of Article 3 of this Law is 20%.
Article 5 of the Enterprise Income Tax Law
The taxable income is the balance of the total income of an enterprise in each tax year after deducting non-taxable income, tax-free income, various deductions and losses allowed to make up for previous years.
Article 28 of the Enterprise Income Tax Law
Small and low-profit enterprises that meet the requirements shall be subject to enterprise income tax at a reduced rate of 20%. High-tech enterprises that need special support from the state shall be subject to enterprise income tax at a reduced rate of15%.