Finishes offered:
  Surface: top side natural, second side calibrated, sawn edges
  Surface: top side honed, second side calibrated, sawn edges.
  Surface: both sides natural split, sawn edges.
  Surface: both sides natural split, hand cut edges

Main slate color:
  blue-black, grey, green, rustic(multi-color), yellow.
Normal Sizes(cm): 30 x 30, 40 x 40, 30 x 60, 50 x 50, 60 x 60, 60 x 90, 90 x 90, 90 x 120, 180 x 90, 240 x 120.
Maximum size
  2500x1300x30mm
Minimum size
  100x100x10mm
For thickness 10~15mm, a 20ft container can load about 800m2;for 15-25mm, 450m2 per container;for 25-35mm,330m2 per container