Summary
If you make 505,440 元 a year living in the region of Beijing, China, you will be taxed 137,765 元. That means that your net pay will be 367,675 元 per year, or 30,640 元 per month. Your average tax rate is 27.3% and your marginal tax rate is -17.9%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of 100 元 in your salary will be taxed -17.87 元, hence, your net pay will only increase by 118 元.
Bonus Example
A 1,000 元 bonus will generate an extra 1,179 元 of net incomes. A 5,000 元 bonus will generate an extra 5,894 元 of net incomes.