Two -dimension code seal

The utility model discloses a two -dimension code seal, including the seal head, the surface of seal head is the lattice structure that a plurality of long cubic seal post is constituteed, and the topsurface of seal post is the plane, and prints the flexible drive arrangement that the support connnection has every seal post of drive to contract alone and stretch out, and after the seal post stretched out, the top surface of seal post was located the coplanar, flexible drive arrangement is connected with control chip, and control chip connects two -dimensional code input device, and two -dimensional code input device is outside two -dimensional code input control chip, and seal post that control chip corresponds " the white point " of two -dimensional code contracts or stretches out the seal post that " the stain " of two -dimensional code corresponds. The utility model discloses make the two -dimensional code show with the seal form to accessible pigment seal is on required file, andit needs to satisfy the di