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看产品标识:产品包装上应用规范中文标识产品名称、型号、生产厂名称和地址,产品上还应标识有额定电源电压及其性质符号以及额定消耗电流或消耗功率。在所开据的购物发票上一定要注明产品的产地、型号和保修期限,以便在日后出现问题时有据可查。看3C认证标记:从2003年8月1日起,该类产品必须取得3C认证才能在国内市场销售,用户选购时,应首先检查产品机身上是否贴有CCC标记,而且应尽可能检查产品的3C证书,尽量选购证书上罗列型号较少的产品型号,如果
See Product Identification: product packaging application specification Chinese logo product name, model, manufacturer name and address, the product should also be marked with the rated voltage and the nature of the symbol and the rated current consumption or power consumption. In the open shopping invoice must be marked on the origin of the product, model and warranty period, in case of future problems are documented. See 3C certification mark: From August 1, 2003 onwards, these products must obtain 3C certification to be sold in the domestic market, users should first check the product body is affixed with CCC mark, and should be checked as far as possible Product 3C certificate, try to choose the certificate listed on the model number of less models, if