How to choose the use of new security seal labels it?

The new seals (blockade) as an anti-theft lock (logo mark), has been used in more and more areas described below are four ways to identify:
First, we must first choose a guaranteed high security seals quality reputation of the manufacturer (no reputation for quality assurance of products will not achieve security is not tight locking action).
Second,security cable ties signed a contract before ordering. Requiring manufacturers to promise not to third parties to provide the same number of new logos and seals (blockade) is very important.
Third, try not to choose the same size using a number of manufacturers have produced / color of the product (easily copied).