great photospot, absorb any kind of visible light for10-15 minutes, glow in the dark more than 12 hours

good physical and chemical character, green and enviromental protection product

be widely used in city lighting and city beauty, using the methods spurt, paint, daub.

also be used in the passage of the mine, stairs, emergency exit, etc.

when the electric power interrupt, luminous signs can give out bright glow.

luminescent ink/photoluminescent ink/photoluminescent silk screen ink