1. Check whether the cone at the front end of the racket shaft and the racket handle has the factory number of laser engraving, that is, double steel grade. The serial number of the product on the handle is different in each beat. The cone is the product batch number, and the products in the same batch have the same batch number. The two English letters at the end of the batch number represent the sales area, and Chinese mainland is ch.
2. Check whether the end of the ball hole of the racket is V-shaped, and whether the edge is sharp without chamfering, which is prone to burr.
3. Check whether the white "YY" sign on the racket bottom cover is slightly prominent and can be felt. At the same time, the font of "Japan" is also very special, with neat edges and no burrs.
4. Note that the laser anti-counterfeiting label of the racket is oval and golden, which is usually attached to the cone of the racket handle. In the light, you can see the "YY" sign and the dark lines of the word "Younix".
The above methods are for reference only. In order to ensure that the purchased racket is genuine, it is recommended to buy it in a regular store or choose an official flagship store online.