The collection function of AliExpress can help sellers collect popular products or potential new products from other platforms or other sellers on the same platform.

Here are the steps on how to use the collection function of AliExpress:

1. Install the Global Trading Assistant software: One of the collection tools of AliExpress is the Global Trading Assistant software, which you can download and install from the official website or the App Store.

2. Open the Global Trading Assistant software: After the installation is complete, open the Global Trading Assistant software and enter the main interface.

3. Enter the product link: In the collection box of the software, enter the AliExpress product link you want to collect.

4. Set the collection interval: Set the appropriate collection interval according to your needs to avoid excessive occupation of system resources.

5. Start collection: Click the "Start Collection" button, and the software will automatically collect the selected products into the collection box of the software.

6. Product processing: In the collection box, you can optimize the title, text translation, image translation, and detail optimization of the collected products.

7. Publish products: Publish the processed products to your AliExpress store.

In addition, the Global Trading Assistant software also supports the collection of products from multiple e-commerce platforms, such as 1688, Aliexpress, Taobao, Tmall, etc., to facilitate sellers to collect high-quality products across platforms.

Please note that when using the collection function, you must comply with relevant laws and regulations, respect originality, and avoid infringement. When collecting products from other platforms, please make sure you have obtained authorization from the original author.