Usually, the big rosewood referred to in the rosewood industry generally refers to the big rosewood in Laos (Dalbergia odorifera), which is recognized as the best rosewood, also known as the old rosewood. Furniture made of this kind of wood has exquisite and beautiful appearance, clear and natural texture, bright color, hard material and long service life. The furniture made of Konglian rosewood is made of red rosewood, and the quality is quite good.