During September 2025, this developer contributed to the uutils/coreutils-l10n repository by delivering Simplified Chinese localizations for command descriptions across sixteen coreutils commands. They focused on enhancing accessibility for Chinese-speaking users by implementing per-command translations, ensuring each update was traceable through individual commits. Working primarily with Freemarker templates and ftl files, the developer applied internationalization and localization engineering skills to align descriptions with the Chinese locale. Their approach maintained behavioral stability, introducing no functional changes to command execution. This work improved localization readiness for downstream pipelines and demonstrated disciplined, incremental delivery within a collaborative, git-based translation workflow.