During the month, contributed to expanding data ingestion capabilities in the qiancai/docs-cn and qiancai/docs repositories by implementing Parquet import support for Snowflake-exported files in TiDB Lightning. Focused on both the technical integration and comprehensive documentation, using Markdown and technical writing skills to ensure clear guidance for users. The work enabled direct ingestion of Parquet data from Snowflake, broadening data source options and streamlining data pipelines. All changes were peer-reviewed and maintained a stable baseline, with no major bugs reported. The updates improved onboarding for Snowflake users and ensured consistent messaging across documentation, reducing integration friction and supporting efficient workflows.