1.Material of Post: standard steel pipe,gavernized pipe,Aluminium alloy pipe,diameter is 114cm,thickness is 2.0、2.5、3.0mm,Gush mould by POLYESTEY/TCICSYSTEM after moving rust of post surface.

2.Material of Deck: Adopt Cold Rolling board with holes. Specification:1165*1165mm,thickness is 2.2mm,can load 200 kgs powerwithout damage and shape changing.Adopt protection solders after clean by acid and bonderizing,then polishing by machine,gush mould by POLYESTEY/TCICSYSTEM,and heated in high temperature,durable,no fade.

3.Material of plastic parts:LLDPE Imported from Korea,colorful,personally,antisun,no fade,no hurt to body.

4.Material of Fastener 、Pads:Adopt aluminium to cast shape at one time,surface is polished by machine,gush mould by POLYESTEY/TCICSYSTEM.
5.Material of screw:use high safety screw,ans use ABS plastic cover to prevent rust and hurt kids.