A country's political party system is a major component of its political framework and makes a critical contribution to democracy. The system best suited to a country is determined by its history, traditions, and realities. There are many types of political party system around the world, and there is not a single system that is good for all countries.

政党制度是现代民主政治的重要实现形式，是国家政治制度的重要组成部分。一个国家实行什么样的政党制度，是由这个国家的历史传统和现实国情决定的。世界政党制度具有多样性，没有也不可能有普遍适用于各国的政党制度。