What Do The Different Colors Of Keystone Mean What Do The Different Colored Dots On The Bottom Of Keystone Light Cans Mean?

What do the different colored dots on the bottom of Keystone light cans mean? - what do the different colors of keystone mean

It's actually the color of the printer to align the different colors in the box. When aluminum in sheet form, passing through the press, and if all the combinations of colors are perfectly matched, so hot. When printing is a little out of points will be blurred. Actually working for a company that makes the same kind of impression.