The English full name of the Center for Settlement of International Investment Disputes is: The International Center for Settlement of Investment Disputes. Established by the Washington convention. Headquartered in Washington, D.C., it is an absolutely international legal organization. The purpose of the center is to increase the confidence of investors from developed countries in investing in developing countries, and to resolve investment disputes through arbitration and mediation. It requires that both parties to the dispute must be members of the convention, and the main body of the dispute is the state or state institutions or agencies. The nature of the dispute it solves must be a legal dispute directly caused by investment.

The center has its own arbitration rules, and its rules must be used in arbitration. The arbitrator trying the case and the mediator during mediation shall be selected from the roster of arbitrators and mediators. The award is final and the disputing party must accept it.

The organization of ICSID includes: the Board of Directors, the highest authority, consisting of 1 representatives from member countries, which meets once a year, with the President of the World Bank as the chairman of the Board of Directors; Secretariat, headed by the Secretary-General, handles daily affairs. Its members include members of the World Bank and other invited countries.

The purpose and task of the International Center for Settlement of Investment Disputes is to formulate rules for mediation or arbitration of investment disputes, accept requests for mediation or arbitration of investment disputes, handle investment disputes and other issues, facilitate the settlement of disputes between Member States and foreign investors, promote mutual trust between investors and host countries, and thus encourage international private capital to flow to developing countries. The dispute settlement procedures of the center are divided into mediation and arbitration.