The process of urbanization continues to accelerate, placing an increasing burden on the urban environment through the transportation sector. To address this challenge, the Beijing Municipal Transportation Bureau has introduced the Traffic Transport Environment Monitoring Information Platform, which aims to strengthen the monitoring and management of the transportation environment by facilitating flexible management and control of the transportation planning and implementation process through timely diagnostics and dynamic feedback. It represents a technologically innovative measure designed toward establishing and improving the dynamic predictive power of transport planning and monitoring in Beijing. This study thoroughly examines the design and implementation of the platform, providing detailed insights into its overall framework, data collection, and processing mechanisms, as well as strategies for data sharing and utilization. Through an analysis grounded in stakeholder theory, the study demonstrates the effectiveness and practicability of the platform. By prioritizing stakeholder demands, the study not only contributes to transportation planning technology theory but also holds pioneering significance for the practical implementation of transport environment monitoring information platforms in cities across China.