The tape he put on the top frame of the racket makes the balance point more forward and makes the killing more powerful, but it takes much more power. Amateurs should use it with caution. After all, 700 is violent enough. In terms of hand glue, it seems that he tore off the bottom glue in the first half of the handle and wrapped it with tape, then wrapped it in the second half. The hand glue he used was leather, not towel glue. This is also to move the balance point forward. Killing the ball is still quite powerful ... but now he uses Li Ning's racket ... N90. Xiao Tianlin ... a domineering name ... but this one is not as hard as 700, the pole is softer ... and the most important thing is that it is more expensive than 700 ... I bought more than 900 at700, and the n 90 is about 1500. ...