The safety thread created by changing the angle of the reflected light from the special polarized material has the effect of to show different colors from the angle of view. This anti-counterfeiting technology is used by currencies many coun...

Security threads are not only integrated into almost all banknotes&def it also in product brand protection and document security. security thread have obvious advantages easy to recognize&def robust&def and cost-effective. Asecur...

With high technical complexity variable security thread design, Asecurey combinations of different functions: Optically Variable(OVI) security thread, 3D holograhic security thread, Invisible UV fluorescence security thread, and magnetic sec...