Quality control


During the whole production process,from material choosing, 

fabrication to package,our quality auditors will strictly control 

each single and every process to ensure quality standards 

and punctual delivery.



General inspection standards:

1)Quartz products polished degree:50 degree or up

  Granite products polished degree:85~100 degree or up depond on different colors

  Marble products polished degree:85~100 degree or up depond on different colors

2)Length、width tolerance:+/-0.5mm

3)Thickness tolerance:+/-1mm

4)Diagonal tolerance:+/-0.5mm

5)Surface flatness tolerance:+/-0.3mm

6)Adjacent edge verticality tolerance:+/-0.5mm,Precise Cutting by infrared-ray-cut machine.


The inspection process:

1.Inspect the length、width、thickness、sink hole size as per the specification or within the   acceptable tolerance.

2.Template matching、Surface flatness inspection、bookmatch inspection.

3.Packing inspection

Inner packing: Cartons or foamed plastics (polystyrene).

Out packing:Seaworthy wooden crated /wooden bundle with fumigation.

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4.Container loading inspection

Tightly  fastened all wooden bundles between each other so that the bundles can not shift during transit.

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