Catalpa: 1, [catalpa] deciduous trees. The leaves are wide and oval. These flowers are light yellow. Wood can be used in architecture, furniture and musical instruments. Bark is called "catalpa white skin, which can be used as medicine; 2, engraving, engraving board for printing; 3, called hometown.
Explanations in Shuo Wen Jie Zi: Ye Ying. Save your voice from wood and slaughter.
Zinc: A blue-white crystalline bivalent metal element with low to moderate hardness and ductility when pure, which is mainly used as a protective coating for steel.
Catalpa means hometown, catalpa and mulberry; Zinc represents zinc white and metal elements, which is of great significance.
The meaning of the name can be interpreted as: "catalpa? Zinc white ".