Fang Zheng contributed to the amplitude/amplitude-docs repository by delivering a targeted documentation update that clarified and localized the behavior of the LONG_TO_DATE() and LONG_TO_TIME() functions in derived properties. Using Markdown and a focus on technical documentation, Fang detailed how these functions convert Unix timestamps to date and time values localized to the user’s timezone, addressing ambiguity in timestamp-based data transformations. This update improved onboarding and usage clarity for developers working with time-sensitive data. The work established a foundation for broader localization in documentation, demonstrating depth in understanding both the technical and user-facing aspects of data transformation workflows.