... of Amusement Parks and Attractions (IAAPA); IS09001-2008, CE,AZ, TUV, ROHS standard.2.Humanistic design ,Edge passivation treatment, more safety.3.Plastic ... and easy. ApplicationPublic place such as kindergarten , residential park , school ,park, garden, amusement park ,sports playground, shopping mall, supermarket, KFC as well as family etc ...