Tamarisk, pronounced chéng, is a species of tree called rosewood. Rosewood is a precious species of tree that is characterized by high density, abrasion resistance, hard texture and high strength. Because of its beautiful material and high collector's value, rosewood is very popular among collectors, so tamarisk is also often used to refer to the utensils made of rosewood.

Because of the slow growth of rosewood, the growth cycle of hundreds of years, at the same time, it is widely used in the manufacture of writing room four treasures, high-grade furniture, handicrafts, etc., resulting in the increasingly scarce resources of rosewood. In order to protect this precious tree species, governments have strengthened the protection of rosewood, while relevant legal provisions have also been established internationally to prohibit illegal logging and trading of rosewood.

Zitan is not only prized for the beauty and scarcity of its material, but also for its unique cultural value. Since ancient times, rosewood has been an important cultural carrier, inheriting the essence of many ancient cultures. With the changes of the times and the development of culture, rosewood has not only been the material for manufacturing high-level crafts, but also become an important element of modern cultural creativity and design, inheriting and carrying forward the essence of ancient culture through innovation and eternal youth.