Barter is the present and the future of international trade, especially for people who is starting in the import export business. Barter and more: Triangular operations.
Sizes vary: a small face is 95 square inches, a medium face is 96-100, and a large face is above. Namely Mid, Mid-plus, Over-size.
Applicable crowds are different: the big racket is suitable for women, beginners, the elderly and the weak. The small racket is suitable for mid-advanced and young players and power players.
Desserts come in different sizes: the larger the surface of the racket, the larger the dessert. The small racket has a small hitting area and a small sweet spot.
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