UL Certification
fecha:2011-05-18 16:57
estado:para resolver
pregunta:admin
low-cost consists of two parts, one is an annual service fee, and the second is to track the inspection fee. Its annual service fee of 580 dollars in January of each year, UL will be sent to the factory bill, which for the R class and L are the same products; if, track inspection rules to the United States requested to send samples for testing, the UL Testing fees will be charged to the factory. For the track inspection costs, R class and L have a very different products:
R Class Service
R type
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