1. Contact Huawei's official customer service: You can log in to Huawei official website, get the phone number or online consultation method of Huawei's official customer service on the "Service Support" or "Contact Customer Service" page, and ask them how to get the spare machine.
2. Find a local Huawei store: you can go to a nearby Huawei store for consultation to learn about the relevant policies and procedures for renting revolving spare machines, as well as the types and prices of spare machines.
3. Third-party service providers: You can find some third-party companies that sell spare machines or provide rental services through search engines. These companies usually provide different brands and models of backup machines, which can be selected according to their own needs.