《联合国国际货物销售合同公约》无疑是调整国际货物买卖最重要的国际条约之一,其拥有相当大的缔约国数量,覆盖了全球主要的贸易地区。CISG适用于缔约国当事人之间所签订的合同。当然,其属于任意性规范,当事人拥有排除公约适用的自由。但是,在实践中,由于立法的缺陷,当事人对公约的排除常常遇到障碍。而国内对于此问题的研究还比较有限,对此,本文将借鉴国外立法和研究,探索当事人如何才能有效地排除公约的适用并给出完善立法的建议。 The UN Convention on Contracts for the International Sale of Goods undoubtedly is one of the most important international treaties regulating the international sale of goods. It has a fairly large number of Contracting Parties and covers the major trading regions in the world. CISG applies to contracts concluded between the parties in a Contracting State. Of course, it is an arbitrary norms, the parties have the freedom to exclude the application of the Convention. However, in practice, due to the defects of legislation, the parties often encounter obstacles to the exclusion of the convention. The domestic research on this issue is still relatively limited, this article, this article will learn from foreign legislation and research to explore how the parties can effectively rule out the application of the Convention and give recommendations to improve legislation.