Core Insights - The launch of the "Guizhengtong" platform marks a significant advancement in digital governance efficiency and security in Guizhou Province, utilizing the Harmony operating system [1][6] - The platform serves as a comprehensive mobile office entry point for public officials, facilitating cross-regional, cross-departmental, and cross-level information sharing and collaborative work [1][2] Group 1 - The Harmony version of Guizhengtong was officially launched on August 4, 2025, supported by Guizhou Big Data Group, enhancing the digital level of government affairs [1][3] - The platform has completed full adaptation of core functions, including messaging, contacts, and workbench modules, and has integrated with major platforms like the "Guizhou Provincial Village Basic Data" and "Guizhou Comprehensive Governance Information Platform" [4] - Daily usage has exceeded 220,000 instances, with a total of 58 million collaborative business interactions, establishing a secure and efficient office application system [4] Group 2 - The Harmony version of Guizhengtong has undergone a security reconstruction, implementing full-chain protection for sensitive government data through the Harmony system's security architecture [6] - The platform's security features ensure that public officials can only access authorized files when sharing documents, enhancing the security of the collaborative process [6] - Guizhou Province is leveraging its advantages in big data to improve government management, social governance, and public service levels, aiming to create a model for digital governance based on domestic technology systems [6]