2. Check the hardware fittings: the real hardware fittings have the brand logo, and the coating is even. The fake hardware fittings may not have the brand logo or the logo is vague.
3. Check the material: the real material is the same as the appearance, with a brand logo, while the fake material may be poor, without a brand logo.
4. Check the serial number: the serial number of the real goods is consistent with the information in the official database of the brand, while the serial number of the fake goods may not exist or be inconsistent with the information in the official database.
5. Listen to the sound: the sound is crisp when the real zipper is pulled, and the sound may be dull when the fake zipper is pulled.
6. Pay attention to the dust bag of the bag: the dust bag of the real goods is thick and good in texture, and the dust bag of the fake goods may be thin or poor in texture.
7. Pay attention to the details of the bag: the details of the real goods are handled properly, and the details of the fake goods may be rough.