Overview: a. Li-Ning Smash XP series Racquet have a frame made from Aluminium Alloy and a shaft made from Steel. b.With a string tension of 22-24 lbs, the racquet provides just the right amount of bounce to the shuttle. c. A large G2 grip also enhances the ease of action. d. This racket with the following technologies: a)DURALUMIN TITANIUM This special light weight material allow the rackets have quick-fire power and flexibility; and it's durability also help to increased stiffness and make the frame shape retention. b) POWER FRAME The hitting point is enlarged with widened stringing area; and bounce increased with strengthen and power frame. About Li-NingLi-Ning is one of the leading sports brand companies in China, mainly providing sporting goods including footwear, apparel, equipment and accessories for professional and leisure purposes under the LI-NING brandHeadquartered in Beijing, Li-Ning has brand marketing, research and development, design, manufacturing, distribution and retail capabilities. Established in 1990, Li-Ning has come a long way and has set up an extensive supply chain management system and a robust retail distribution network.