Follow the steps below:

Log in to the AliExpress website: https://www.smm.top/login.php

Click the "Event" button at the top of the page to enter the event page: https://www.smm.top/event/index

On the event page, find the "618 Promotion" option and click it.

Enter your account information in the login box that pops up.

Click the "Add to Cart" button.

On the page that pops up, select the products you want to participate in the promotion and click the "Submit" button.

Click the "View Cart" button to view the products that have been included in the shopping cart.

Click the "Start Promotion" button at the bottom of the page to start participating in the promotion.

Please note that certain conditions must be met to participate in the promotion, for example:

The product must be on the AliExpress platform;

The product title and description must contain the word "promotion";

The product must be released before June 18;

The number of promotional products cannot exceed 100.

If you do not meet the above conditions, your participation in the promotion may be rejected.