During January 2025, m18824909883@163.com focused on maintenance and license management for the piotrplenik/pandas repository. Their primary engineering work involved updating the LICENSE file to reflect the correct copyright year, ensuring legal compliance and accurate project history. This update addressed a critical bug related to licensing clarity, which is essential for downstream users and future releases. The work required careful attention to detail in text editing and an understanding of open source license requirements. While no new features were developed, the contribution demonstrated a methodical approach to risk reduction and compliance, supporting the long-term sustainability of the project.