Jumpin Gym U.S.A.is the largest indoor amusement centre in Hong Kong. Since 1994, Jumpin Gym U.S.A. is a Hong Kong chain-style indoor amusement park company. There are 50 Jumpin Gym branches throughout in Hong Kong, not only the most popular classic Rainbow, basketball machines and variety of popular Japanese claw machines, it also has membership program which can enjoy exclusive benefits and gifts.
