[Purpose/significance] On 25 April 2024, the Renmin University of China launched the Philosophy and So⁃cial Sciences Preprint Server (PSSXiv), the first preprint server in Chinese philosophy and social sciences. It has pro⁃found significance in advancing the construction of the“Three Systems”of Philosophy and Social Sciences with Chi⁃nese Characteristics and China’s Independent Knowledge System. [Method/process] Through systematic analysis,this paper summarises the valuable experience of constructing China’s first preprint platform in philosophy and social sciences and suggests a future outlook for its construction. [Result/conclusion] PSSXiv is operated by a specialized ed⁃itorial and publishing institution that provides full-chain services and full-version academic exchanges across the en⁃
tire philosophy and social sciences field. It actively advocates cooperation with journals and strives to support the devel⁃opment of a collaborative innovation ecosystem. PSSXiv aims to establish itself as a world-class preprint server for phi⁃losophy and social sciences with Chinese characteristics. PSSXiv plans to achieve this by establishing disciplinary subservers,strengthening bilingualism, integrating intelligent technology, the cohesion of academic communities, and con⁃structing a natural evaluation model to diversify its content, expand its international presence, and enhanceits synergyand academic credibility.