Long Harbin Huaxing Technology Co. Ltd.   

        the company developed series of products of production, specifically for the majority of gas users (including the main combustible gas, artificial gas, liquefied petroleum gas and natural gas) in design and manufacture of electromechanical integration products. The independent type combustible gas detector and a cutting device, in addition to having sound and light alarm, self checking and silencing key press, fault indication function, in line with national standards of fire protection products. Cut off valve part in the device, convenient installation in front of gas meter, can effectively control the table after multiple leakage parts, valve connecting pipe for copper material, with corrosion resistance, good sealing performance and high strength and other advantages, the user to install the product, reliable life

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