... Kong. Flex Pro U.K. Group has authorized Guangzhou Jianhong Sports Goods Co., Ltd as the general agent of FLEXPRO brand ... Canada, Korea, Singapore, Thailand, Malaysia, Indonesia, and Vietnam. Brand covers a variety of types of high, medium and low-grade tennis ... screen wires, strings, grips; and every kind of professional sports shirts, and sports shoes. The tennis racket and battledore of the FLEXPRO ...