Currently, there is no uniform standard for charging attorney fees for trademark infringements. It mainly involves face-to-face negotiations between parties and lawyers. Generally, law firms should consider the following main factors when negotiating lawyer service fees with clients: (1) Cost (2) The difficulty of the legal affairs; (3) The client's ability to bear; (4) The risks and responsibilities that the lawyer may bear; (5) The lawyer's social reputation and work level, etc.