Shi blockade why has such a wide range of applications

       Disposable lock is what we often say that the application of blocked, only if youuse this so-called Shi blockade after this situation can not be opened, so it can only be broken, so it has very wide application areas, such as customs, electric power, petroleum, guard against being two contact parts can be used. Shi blockade. Each block has a number, so that it will not be substituted. In short, the main function of Shi blockade is one-time lock guard against others contact.

       Shi blockade products are widely used in railway, ports, aviation,telecommunications, electric power, petroleum, logistics, express, various types of containers, tank truck, cargo transport industry. Sealing, locking once completed, with security, security, security, insurance and other special features.