During December 2024, Yourong Cui focused on enhancing code maintainability and clarity across several open-source repositories. In the cardano-scaling/hydra project, Yourong refactored documentation within the hydra-cardano-api and hydra-node modules, streamlining comments for better readability. For kubernetes/kops and kubernetes/minikube, Yourong improved internal function naming and aligned code comments to accurately reflect function references, reducing onboarding friction for new contributors. Additionally, Yourong addressed documentation clarity and corrected typographical errors in status-im/status-mobile. These contributions, primarily in Go and Markdown, emphasized code refactoring and documentation improvement, resulting in cleaner, more accessible codebases without introducing functional changes or bug fixes.