a) Grade: AA

b) Material: Mongolian Scotch Pine

c) Two sides sanding with smooth surface and in high strength.The board can avoid wood bending well.

d) Moisture content: 8%-12%

e) There are no chromatism, knot, oleoresin, scar, split, moldering, wormhole, damage, blue stain, or wave in the surface.

f) Secret joint, finger joints show on side of panel.

g) Suit for boiled oil to keep wood true pattern.

a) Grade: B.

b) Material: Mongolian Scotch Pine

c) Two sides sanding with smooth surface and in high strength.The board can avoid wood bending well.

d) Moisture content: 8%-12%.

e) Little chromatism, small healthy knot(<30mm), small black knot(<5mm), small blue stain(<50mm) are allowed. No oleoresin, scar, split, moldering, wormhole, damage, blue stain, or wave in the surface.

f) Finger joints show on side and face of panel are both allowed.

g) Suit for boiled oil to keep wood true pattern. 

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