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UL started to develop standards related to safety assessment LED
Date:2010-11-24 10:23
UL (Underwriters LaboratoriesInc.) Is an American product safety certification and standards in the security organization established in North America and around the world has a significant impact. Headquartered in the United States, engaged in the preparation of product evaluation and criteria have been 110 years of history, every year there are 18,000 kinds of products tested, the use of the UL mark on the product more than 190 million around the world over more than 60 subsidiaries. Lighting

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