During January 2025, Rao Wanxiang focused on enhancing code clarity and maintainability across nine repositories, including helm/helm, mudler/LocalAI, and filecoin-project/lotus. He improved documentation, standardized naming conventions, and aligned comments with code behavior, particularly in Go and Shell environments. His work involved refining test suite documentation in ibis-project/ibis and clarifying function names in 0xPolygon/polygon-cli, ensuring that comments accurately reflected exported APIs. By addressing grammatical issues and improving comment quality, Rao facilitated easier onboarding and future development. Although no functional changes were introduced, his efforts strengthened code readability and long-term maintainability through disciplined code review and documentation improvement.