The first type: general agent. Acting for clients in accordance with lawyers' professional ethics and safeguarding the rights of clients. Generally 3-5% of the subject matter of the dispute. If the goal is high, it can also be lower than this ratio.
The second type: risk agency. Paying the agency fee according to the percentage of the winning amount or the amount won, or paying the agency fee according to the percentage of the reduced payment, is of course higher than the general agent.
The third type: semi-risk agent. Given a certain basic cost, the rest is calculated according to the risk agent, which is of course between the proportion of general agent and risk agent.