... brands include Fly Jumper, Up Wing, Powerstrider, Jolly Jumper, Pro-Jump, Air Trekker, Fun Rise! Guangzhou Up Wing Sport ... bed, sofa, chair, developing the "UPWING" series of flexible furniture. This is a revolutionary innovation and will overturn the traditional ... healthy, new feeling of sleep.Innovative flexible design comply with ergonomic principals helps to eliminate fatigue, promote blood ...