Safety signboard for enterprise management

A safety signboard for enterprise management mainly solves the problem that sometimes, enterprise employees easily enter a plant area without wearing a safety protector. The safety signboard is characterized in that an alarm indication hole, an infrared ray signal emission hole, an infrared ray signal receiving hole, a photosensitive signal receiving hole, a loudspeaking hole and a change-over switch are arranged on the front surface of a housing except a prompting word printing area; a voice control circuit is fixed in the housing; a plurality of N-pole permanent magnet blocks are embedded at the rear back plate of the safety signboard; a plurality of S-pole permanent magnet blocks, which are absorbed with the N-pole permanent magnet blocks, and sucking discs connected with the S-pole permanent magnet blocks are the components of the safety signboard. The safety signboard has the characteristics of flexibility in placement, and can give out a voice alarm before the employees enter the plant area, so as to av