ThecompanyismainlyspecializedinLongestsecurityequipmentinvestment.TheproductsunderthisbrandincludesKeylongestsmartkeymanagementsystem,smartpropertysecuritypatrolcloudmanagement,smartGPS,andsmartelectroniclocks.Nowadays,therearemorethan100cityfranchiseesinChina,whiletheinvestmentactivitiesarestillongoing.