Coil Winder is a device for winding a linear object onto a specific workpiece, and is usually used for copper wire winding.

Commonly used Coil Winder are mostly enamelled copper wires (inductive coils for electronic and electrical products), enameled aluminum wires, textile threads (threads and clumps for textile machines), and Electric heating wires and soldering wires, electric wires, and cables for heating appliances.

Huaao Coil Winder can be divided into toroidal coil winding machine, CNC winding machine, transformer coil winding machine, automatic ring winding machine.