Different colors are used to distinguish the luminous device features

The signs are clear, unified ensure electrical safety is an important initiative , but because of the many wires , the color is not uniform , Photoluminescent Gravel , is apt to cause electrical accidents, therefore, to standardize operations , to protect the personal safety of staff . Signs are divided into color logo and graphic signs . Color flag used to distinguish the different nature of different uses wires , or to indicate somewhere safe. Graphic signs are generally used to warn people not to  photoluminescent paint  to dangerous places. To ensure the safe use of electricity , must be in strict accordance with the relevant standards using color logo and graphic signs. Standard color used in our national security , essentially draft international (ISD) the same standard .