Summary
If you make $ 4,251,520 a year living in Hong Kong, you will be taxed $ 697,258. That means that your net pay will be $ 3,554,262 per year, or $ 296,188 per month. Your average tax rate is 16.4% and your marginal tax rate is 17.0%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of $ 100 in your salary will be taxed $ 17, hence, your net pay will only increase by $ 83.
Bonus Example
A $ 1,000 bonus will generate an extra $ 830 of net incomes. A $ 5,000 bonus will generate an extra $ 4,150 of net incomes.