反垄断法是规范市场竞争秩序的禁止垄断行为的法律规范,在市场经济国家的法律制度中占据着重要的地位,然而,反垄断法实施中常常与其他国家反垄断机构的执行或者WTO争端解决机制的执行相冲突。因此,运用多重协调手段方法构建和完善反垄断法的域外执行机制是一种有效的途径。 Antitrust law is a legal norms prohibiting monopolistic behavior in order to regulate market competition. It occupies an important position in the legal system of market economy countries. However, the implementation of antitrust laws is often accompanied by the enforcement of antitrust agencies in other countries or the settlement of WTO disputes The implementation of the mechanism is in conflict. Therefore, it is an effective way to construct and improve the extraterritorial enforcement mechanism of antitrust law by means of multiple coordination methods.