No corporate tax at all until profit is distributed into dividends, which makes the structure great for accumulating incomes inside the company.
Estonia is proud of their advanced approach to business. Having introduced digital incorporation and reporting standards, ,most of work can be done remotely. It is one the few countries in EU which issues crypto currencies licenses.
Taxation system is quire innovative as well:
0% corporate income tax on undistributed profit
20% corporate income tax upon profit distribution