... Surface treatmentMill finish, anodizing, powder coating, painting, electrophoresis etc.ColorVarious colors to meet client’s needDeep processingextrude, precious cut, punch, drill ... -2000”, “GB/T6892-2006 High Degree Standard"5. Type: With 20 years’ experience, we are able to produce any type ... consume more, the mould will be free. aluminium ventilation grilles with high quality and competitive price