| Chair surface: The use of polymer polyols to prepare self-crutching polyurethane (PU) material seat full PU wrapped structure and is bent and fixed on the bearing beam to strengthen and stabilize |
| Beam: The thickness of 1.5MM, high-quality cold-rolled steel pipe tensile molding surface spraying |
| Hands and feet: The use of high-quality aluminum alloy die-casting, handrail design for a fully enclosed structure, surface spray treatment; |
| The chair support frame is made of high-quality steel plate with thickness ≥4.5mm and is bent and fixed on the bearing beam to strengthen and stabilize |
