Workers' New Village, Gulou District, Nanjing, the working hours of grid workers between 9:00 am and 17:00 pm. Gridmen are mainly people engaged in social grid management work, such as collecting basic information, contacting social situation and public opinion, mediating conflicts and disputes, serving special groups, checking social security, advocating civilization and new trends, representing residents, organizing cultural and sports activities, and publicizing policies and regulations.