In recent years, residential fire incidents have been frequently transmitted, causing serious loss of life and property. In addition to the refuge of escapes, the biggest cause of the death is that the fire and the response time have been delayed. According to the provisions of the Fire Protection Law, the management of the residential site, residential fire alarms should be installed and maintained to build a complete residential safety system. This research uses the database analysis method to find out the relevant installation status and collect it through the installation situation of the residential fire alarms carried out by the Second Disaster Relief Brigade of Taichung City Government Fire Department in 2017, And analyze the results of the installation and make recommendations for improvement through a powerful database.