Usually you have to go to a specialty store to buy it to ensure authenticity, but now there are many genuine products out there. They may have been obtained through other channels, or they may be version B or come off the assembly line. There are some products where the workmanship and seams are not so easy to handle. Mainly depends on the fabric. Genuine fabrics generally have a good feel. If it is clothes, you have to take a look at the label and zipper on the back collar. Genuine products will usually have the brand's logo printed on them. If they are imitations, the workmanship will be poor. They are not so sophisticated, and the zippers are often very ordinary, without any brand logo. If it is a shoe, you should look under the insole and the heel of the shoe. Generally, the genuine product will have a logo. Of course, this is not absolutely certain. For example, Adidas shoes, its toe, back side or heel and sole There will be Adidas logos on them. Relatively speaking, bags are more difficult to compare, but generally, genuine bags mainly depend on the zippers and workmanship. There is a big difference between genuine and fake products in terms of production, fabrics and workmanship. This also requires a little exploration, for reference only~!