Status of the emergency lighting technology
fecha:2011-05-18 11:27
estado:para resolver
pregunta:admin
he emergency lighting and fire emergency lighting equipment is the same installation and construction, most of these devices instead of using the fire fighting equipment, emergency lighting, emergency lighting, fire fighting equipment at present as part of an additional high cost of production and circulation, the manufacturers of products and censorship sales of products vary greatly, resulting in inferior products flooding the market, resulting in the quality of the entire emergency lighting s
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