Group 1 - The core idea of the news is the implementation of digital supervision methods in Luoyang, Henan Province, to enhance governance and address issues of inefficiency and misconduct among public service staff [1][2][3] - The "Code Supervision" initiative includes 800 staff members across 126 comprehensive service windows and 2,346 service items, allowing citizens to report issues directly via QR codes [1] - The integration of big data with grassroots supervision aims to improve the detection of problems in key areas such as social security funds and subsidies, thereby combating local corruption [1] Group 2 - The Luolong District's "One Code" supervision platform addresses transparency issues in rural collective asset management, consolidating data from 10 departments and 157 villages [2] - The platform has successfully identified and rectified irregularities in collective asset management, such as adjusting rental prices and contract terms to better protect community interests [2] - The use of big data analytics enhances the timeliness and effectiveness of problem detection in various sectors, including rural governance [2] Group 3 - The Luoning County's use of a public vehicle management service platform exemplifies "smart supervision" by monitoring vehicle usage and maintenance to address potential misconduct [3] - The Yiyang County focuses on healthcare fund management, employing data screening and monitoring platforms to uncover fraudulent activities related to medical insurance [3]