How does Apple's mobile calendar show holidays?

Apple's mobile calendar shows that holidays need to be operated in the calendar. The method is as follows:

Tools: iPhone 1 1, iOS 14.4. 1.

1. Take Apple 1 1 as an example to find and open the calendar app in the mobile phone.

2. After entering the Calendar app page, click the "Calendar" function button at the bottom of the screen.

3. After entering the calendar function page, in other options, click and subscribe to China Holiday.

4. Click on the circle on the right side of China Holiday, and you can choose the color of the reminder according to your preference. Click Finish to complete the setup.

5. After the setting is completed, China festivals will be reminded and displayed in the calendar.