该产品是建立在传统印刷方式基础之上的一种防伪手段，其不增加成本，没有改变其固有的外观特点，验证方式简单，且经验证之后不能再进行二次使用，具有一次性破坏式的防伪效果，大大提高了防伪力度。 The product is an anti-counterfeiting method based on the traditional printing method, does not increase the cost, does not change the inherent appearance characteristics, has a simple verification method, cannot be used again after verification, has a one-time destructive anti-counterfeiting effect, and greatly improves the anti-counterfeiting strength.
