Zhejiang King Fitness Technology Co., Ltd. is a manufacturer of KINGFITNESS Vibration Machine,TRX Suspension Trainer,Strida Folding Bike,Adjustable Dumbbell,Door GYM BAR,AB FITNESS and new technology sports products with well-equipped testing facilities and strong technical force. With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in home fitness, sports exercise, AS SEEN ON TV, OEM and other industries. Guaranteeing stable and timely ...