Retractable chair for 27 people in a row of three

About Product:The parameters of the 27 movable telescopic terminal judge stands of the PLA are as follows\nSpecification: 4300*1600*2300 [Length * width * height]\nApplicable area: school, gymnasium, sports venue\nColor: sky blue, grass green [Color spraying according to customer requirements]\nThe characteristics of\n1: It can be moved, so it can be placed anywhere. You can move around when you're not using it. Very practical.\n2: Telescopic, stretch for 4300mm, minimum shrinkage for 2300mm, when used to pull it out, not to push it, solid