1. The solid wood part is 100% solid wood, no veneer, no artificial boards.
2. The main material is black walnut imported from North America, with rich and varied patterns, few knots and no mildew. It is a luxury item among wood.
3. The auxiliary material is pine wood imported from New Zealand, which has good strength, stable property, light texture, straight grain and few knots. It is used for neutral frame, front drawer, back upper, middle and lower drawers, connecting wood, side panels of guide pads and square pads.
4. The auxiliary material is paulownia wood, which is corrosion resistant, wear-resistant, resistant to high temperature, not easy to deform and not easy to shape. It has been used to make bellows rods since ancient times. It is also a famous wood for making musical instruments in ancient China, used for boxes, sides and bottoms.