Group 1 - The province has launched a comprehensive pilot program for the 2025 national 1% population sampling survey in Liaoyang's Gongchangling District [1] - Approximately 175,000 households and 420,000 individuals have been selected as survey subjects to gather basic demographic information [1] - The survey aims to accurately capture population changes in Liaoning Province since 2020, providing essential statistical support for economic and social development planning [1] Group 2 - A pilot program covering 2 towns, 6 survey communities, and about 240 households is being conducted as a full-scale practical exercise before the official survey [1] - The pilot work includes boundary verification and building mapping to ensure the smooth execution of subsequent housing verification and registration tasks [2] - The pilot program is designed to test the scientific nature of the survey plan and the feasibility of the processes, while also training the team for the upcoming comprehensive survey [2]