Legal analysis: There is no official fee for handling objection defense, only the service fee of your entrusted agent. Generally, the service fee for defense is about 2,500-3,500, depending on the difficulty of your case. As for defending, if you don't hire an agency, it's free to defend yourself. But the effect may not be good. If you think this trademark is more important to you, it is best to entrust an agency, because it involves many legal factors and defense skills. The cost is usually several thousand yuan, and you can negotiate on your own.

Legal basis: Article 49 of the "Civil Procedure Law of the People's Republic of China": The parties have the right to appoint an agent, apply for recusal, collect and provide evidence, conduct debates, and request mediation, File an appeal and apply for enforcement. The parties can review the relevant materials of this case and copy the relevant materials and legal documents of this case. The scope and methods for accessing and copying relevant materials in this case shall be prescribed by the Supreme People's Court. The parties must exercise their litigation rights in accordance with the law, abide by the order of litigation, and perform legally effective judgments, rulings, and mediation documents.