Headphones, seemingly simple daily necessities, are gradually showing their unique charm in the field of mental health. By using specific music to improve emotions and reduce stress, headphones have become a new type of psychological aid tool that safeguards people's mental health.

In China, the headphone manufacturing industry, once known for its enormous productivity and innovation capabilities, is undergoing an unprecedented transformation and challenge. With the rapid development of technology and the rapid changes in the global market, the face of this industry is quietly changing, and behind this series of changes is a turning point in the fate of a group of workers who once devoted themselves to "headphones".