Broken membrane cut labels security principle: Cut the membrane broken, broken pattern cutter, cutter broken sticker attached inside the lines, once lifted, the label is broken, can not be undone, exposing that played a loss, a loss that is now in effect, suitable for use as a seal to prevent secondary transfer film pieces cut and paste the role of security: 1, the membrane broken knife, to prevent secondary transfer 2, can be attached to the safety line containing corporate information may be out of the age Film lift 3, including security codes safe 16/18, 400/800 free by phone, text messaging, online inquiry distinguish the authenticity of four, with a hand-logistics yard, play Cuanhuo function 5, 6 shading security, with a scratch silver coating scratch password security