How about the friend recall code of youth game?

How to get the recall code of friends in youth games? The steps are as follows:

1. In the game, open the activity center and find the "Feng Dan Adventurer Call-up Order" activity.

2. On the activity page, click the "Enter the activity now" button, find the "My recall code" option, and then click it.

3. Enter your game ID in the pop-up text box, and then click the "Submit" button to get the exclusive recall code.