... package : carton by 10 pcs TypeMedium duty rackingMerterial Column is C-steel;Beam is P-beam;Laminate is cold-rolled steel ... frame, beam , support board separated in box. PortShenzhen,guangzhou,chinaPaymentL/C,T/T,Westerm Union,Paypal,cashStandard specification2000*600*2000*4layers ... /set mould.Warranty time Long warranty time for 3 years,shelf working life for 20 years; production show: Plate steel: ...