近日,读者宋先生打电话反映,称自己在北京某电器商城数码相机专柜买的SD卡出现了严重的质量问题。但店员却以该商品是名牌产品,经销商不负责维修为由,拒绝了宋先生更换新卡的请求。宋先生认为,这张卡不是简单的质量问题,因为根据卡的外包装上面的信息根本联系不到厂家。名牌电 Recently, Mr. Song, a reader, said in a telephone call that his SD card bought at a digital camera counter in an electric mall in Beijing has experienced serious quality problems. However, the clerk refused to request Mr. Song to replace the new card because the product was a brand-name product and the dealer was not responsible for maintenance. Mr. Song believes that this card is not a simple quality problem because the information on the outer packaging of the card does not contact the manufacturer. Brand-name electricity