Worked on the cfug/dart.cn repository to enhance the Chinese translation of the C interop documentation, focusing on improving grammar and overall readability. Applied technical writing and localization skills to refine Markdown-based content, ensuring that guidance for C interop was clearer and more accessible to Chinese-speaking developers. Emphasized accuracy and reduced the risk of misinterpretation, supporting faster onboarding and better cross-language interoperability. Maintained a disciplined workflow by delivering changes through a single, traceable commit, which streamlined review and repository maintenance. Demonstrated expertise in documentation, Chinese language quality assurance, and git-based change tracking, laying a foundation for future localization improvements.