Helei contributed to the Duansg/hertzbeat repository by developing localized Spark Monitoring Documentation in Chinese, focusing on improving accessibility for Chinese-speaking users. The work involved creating detailed, versioned documentation in Markdown that outlines JMX-based monitoring configurations for Spark Master, Worker, Driver, and Executor components. By introducing a versioned documentation file, Helei enabled iterative updates and streamlined release management for Spark monitoring guides. The documentation effort emphasized clarity and consistency, supporting onboarding for new users and facilitating future enhancements. This contribution demonstrated proficiency in technical documentation and localization, with a targeted approach to supporting HertzBeat’s evolving monitoring features and user base.