Steven card Crystal Blue Crystal invincible carbon carbon Optimum CARBO GR60201

I use the floor is steven card Crystal Blue Crystal invincible carbon carbon Optimum CARBO GR60201, I played a Hold Backhand, forehand and backhand more balanced, Inside the forehand chop, what will the positive and negative with rubber is better? Please teach master.

positive: Heif blue whales have been bottoming

239 degrees the opposite: Butterfly SRIVER G3 FX

to ensure ease of use.