china aluminium CNC Rapid Prototype for led display

china  aluminium CNC Rapid Prototype for led display procedure：

1.design  ,2 metal rapid prototype  3.  cnc machining  4  5. Surface treatment: deburring, polishing,Powder coating 6.    cnc machining  7.Inspection and packing,assembly

2 material : ADC12

3.Size:mm ,weight

4. Application:   LED DISPLAY