Unauthorized use in this case is considered infringement.

The Huawei Mentou trademark is a unique registered trademark of Huawei. If it is used without its authorization, it will infringe its trademark exclusive rights, and this behavior will cause infringement.

There are four necessary conditions for the identification of trademark infringement: illegal behavior, the fact of damage, the existence of a causal relationship between the illegal behavior and the fact of damage, and fault.