DC-9011 
 Fabric: You can use advanced nap velvet, pearl it, leather, color choices 
 Cavernous inner core: high resilience polyurethane foam flame retardant 
 Backrest frame: multilayer plywood heat setting 
 After the Shell back: high-grade wood materials and high-grade plywood production, housing high-grade paint 
 Accessories: high frequency welded steel pipes and Q235 steel production 
 Seat frame: uses high-frequency welded tube, Q235 steel and production of multi-layer plywood 
 Seat outer casing: the use of high-end multi-layer plywood production, housing high-grade paint 
 Base: The cold-rolled steel sheet molding. Carbon dioxide welding process 
 Handrail: The high-end solid wood, high-grade paint cover, outer cover plate from the outsourcing of fabrics made of plywood