During January 2025, Yunlong Xie focused on enhancing the contributor experience for the XS-MLVP/UnityChipForXiangShan repository by delivering a comprehensive update to the contribution guidelines documentation. He reorganized both the English and Chinese README files using Markdown, clarifying processes for test case development, bug reporting, and verification documentation. By applying documentation best practices and maintaining consistency across languages, Yunlong streamlined onboarding for new contributors and reduced support overhead. His work improved repository hygiene and accelerated pull request reviews, ultimately enabling faster delivery cycles. The depth of his contribution lay in thoughtful structuring and bilingual technical writing tailored to the project’s needs.