Tail ring refers to a thin and long metal wire in electronic equipment, which is mainly used to connect components and circuit boards. The pigtail ring can not only transmit electrical signals, but also play a better role in heat conduction and electromagnetic interference suppression in equipment. There are many kinds of pigtail rings, and pigtail rings with different shapes and lengths play different roles in different electronic devices and application scenarios.

Tail ring is also a common accessory in fishing gear. Fishing tail ring mainly refers to the small metal ring connecting the hook and the fishing line, and there are many materials and shapes to choose from. Choosing the right tail ring can improve the fishing effect, because it can improve the performance of the fishing line in the water, reduce the visibility of the hook and make the fish more difficult to find.

In jewelry making, the tail ring is also a commonly used auxiliary accessory. It is the key to string beads, crystals or other precious stones on the chain, which is connected with the chain through the tail wire ring, so that the precious stones can rotate freely on the chain, showing more beautiful luster and scenery. Jewelry tail ring should not only be beautiful, but also have enough toughness and wear resistance to ensure that it is not easy to break or deform after long-term use.