One-time used security seal, after use can not be used twice. And it also requires special tools to open it, after cutting is no longer in use. Each security seal will have a unique label number, when the seal intact in the container and other goods, to prove that the container and the goods have not been opened halfway.The goods are safe.

In the purchase of security seals to pay attention to its material and quality there are purposes, different lead seal material is not the same range of use is not the same.