The law of China and Vietnam is often misunderstood in comparative law. This article argues that exploring their legal systems can enrich comparative law by showing the complexity of their laws. China and Vietnam have different layers of law in their history, including Confucian and socialist laws. They have also incorporated some aspects of the rule of law to legitimize their regimes. These countries have unique legal systems separate from other traditional and modern legal systems. Studying their laws can contribute to various aspects of comparative law, such as legal systems, ideology, politics, culture, and global legal development.