Study on the Evolution of International Investment Dispute Settlement Mechanisms and China's Countermeasures

The effectiveness of international investment dispute settlement mechanisms directly affects the stability and legal security of transnational investment. The current investment dispute arbitration system still has many challenges in terms of fairness, cost-effectiveness and enforcement. This paper constructs a dispute resolution model based on game theory, proposes a quantitative assessment method, combines data-driven analysis to optimize the arbitration mechanism, and explores China's investment dispute resolution path. Through the design of intelligent technology path, system optimization strategy and the construction of risk prevention and control framework, it can improve the winning rate and execution power of Chinese investors in international dispute resolution, reduce legal risks and enhance the security of cross-border investment.