The steps to open a cross-border e-commerce account on AliExpress are as follows:

Register an account: Click the "Register" button on the AliExpress website and fill in relevant information, including email address, password, country and language, etc. After completing the registration, you need to verify your email address.

Prepare the materials required for opening a store: personal or company registration information, tax number, bank account information, product photos and descriptions, etc.

Choose a store opening method: AliExpress has two ways to open a store, one is to open a store with a personal account, and the other is to open a store through a company account. If you open a store through a company account, you need to provide relevant information such as the company registration certificate.

Set up a store: After opening a store on AliExpress, you need to set up the store information, including the store name, brand, logo, store description, etc. At the same time, you also need to set product categories, shipping policies, return and exchange policies, etc.

Upload product information: After opening a store, you need to upload product information, including product photos, descriptions, prices, etc. It should be noted that product photos need to be clear and beautiful, and product descriptions need to be detailed and accurate.

Promote your store: After opening a store on AliExpress, you need to promote it so that more people know about your store. You can promote your store through social networks, search engine optimization, etc.

It should be noted that it takes a certain amount of time and energy to open a cross-border e-commerce on AliExpress, and you need to understand the relevant knowledge and policies of cross-border e-commerce in order to better conduct business.