the application of shi blockade guarantee the economic security-yd12300云顶线路

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the application of shi blockade guarantee the economic security
source : jun and the lock time : 2015-07-03 pv:

shi blockade is an internal ministry of railways for a seal products trade name, in fact, that simple and clear point is disposable locks, where it is now very widely applied in the railway, port, etc. are common.

we all know that the economic security of the country has always been sacrosanct in railway and other public sector, the use of any product are very strict, access to relevant tools products, people went through a rigorous technical training. for safety of life and property and national security to better protect residents on the application of blockade was particularly necessary. each has a number blockade, it was able to prevent contact with others disposable locks. shi blockade of application, good protection of our economic security, i believe in the future development of its application will be more broad.

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