UL is the Underwriter Laboratories Inc. abbreviation. UL safety testing is the most authoritative in the United States, but also in the community engaged in safety testing and identification of the larger civil society. It is an independent, non-profit, professional organization for public safety testing. UL certification is mainly engaged in product safety certification and business safety certification business, the ultimate goal is to get the market with a fairly safe level of goods for the personal health and property security to ensure that contribute.


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