In order to enhance and optimize the negotiation result reached by concessinon negotiation strategies,equal-utility exchange negotiation strategy is proposed.Equal-utility exchange makes use of the relationship between the Agent's negotiation-related issues of the multi-issues utility evaluation mechanism.In order to get a better negotiation result,values of some issues are adjusted dynamically,ensuring the utility of Agent not lower.Then algorithm is presented.Feasibility and efficiency of equal-utility exchange negotiation strategy have been proved by experiment.Equal-utility exchange negotiation strategy can enhance joint utility partly and reach a better negotiation result than concession negotiation strategies.