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1、UL认证号如何查询ul认证号查询方法如下：a) 按UL证书号查询在“UL File Number”文本框中输入UL档案号接着按“SEARCH”即可譬如查询档案E123456,输入E123456即可b) 按公司资料查询在“Company Name”文本框中输入公司全称或部分关键字（最好是部分关键字），接着按“SEARCH”即可；c) 按CCN查询在“UL Category Code”文本框中输入CCN，接着按“SEARCH”。
2、可查询所有此类产品做个UL的厂家信息；譬如电线CCN为AVLV2，直接输入AVLV2即可d) 按关键字查询在“Keyword”文本框中输入您想查询的 关键字 接着按“SEARCH”即可；譬如电机马达的厂家，直接输入motor。
3、即可找到所有跟motor相关的厂家信息e）按区域查询在“city”输入城市英文名，比如“ningbo”，即可查询所有宁波地区做过UL的厂家信息。
本文到此分享完毕，希望对大家有所帮助。
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