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The leakage of gases and liquids in pipeline such as petrochemical and chemical industry has always been a touble problem 

Through film package with zipper or gule,gasket,seal and cable tie, let the film inside become negative pressure, once the film package broken or pipeline.

Gas or liquid  leakage, The Pressure  or other force sensor detection will test film inside pressure . If inside pressure is greater than negative pressure，

 First time close leak danger controol valve, Then through APP, the first time to note technicians who’s sensor detection alert,then take repair tools to repaire

pipeline.

It can widely used in pipeline for oil, gas, water or refined products in the chemical or any other industry.