How to treat badminton rackets?

To be concise, it is 1. Look at the toughness of the bat A good bat has good toughness. 2. See if the face and racket face are straight. A qualified racket should be straight and the racket face should be symmetrical. 3, weight, length, length standard is 675 mm (including racket and drag), can also be extended, the weight is not as light as possible, 85 grams is moderate, the weight of the racket head depends on the individual, and offensive players generally choose a heavier racket head. Finally, look at the identification data of the side of the racket handle and choose according to your own situation. Note: String tension is the tension of the string that the racket frame can bear, weight/u refers to the weight of the racket (the greater the number of u, the lighter it is), and g is the grip size (the smaller the number, the thicker it is); Length —— Lengthening the badminton racket by 10mm is helpful for players to expand the range of catching the ball, enhance their aggressiveness, serve a sharp short ball and hit a powerful high-angle kill ball. The strength-boosting racket is designed with the concept of enhancing attack power (SPT). The racket head is heavier, and the ball with high attack power can be played with less power. A light racket usually weighs 3U, so it is used. Compared with the traditional racket, the swing speed is faster but the strength is weaker, which is more suitable for defense. Slim-The racket frame is only 9mm wide and 5.5mm thick, and its cross section is 25% thinner than that of the traditional racket frame, making it the thinnest badminton racket frame in the world.