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At present, the state recognizes the new NATIONAL standard, and the old national standard products are gradually replaced by the new national standard products. The old national standard is mainly used in the maintenance...
In residential buildings, based on the consideration of saving investment, when built-in power supply fire emergency lighting lamps can be used for both daily lighting.At the same time, in order to ensure the reliability...
1. Identification of true or false emergency lights: qualified data is indispensable.The type approval certificate and inspection report of the product should be checked before purchase.Fire emergency lights and evacuati...
Sasha
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