The audio industry has extremely strict requirements for the performance of capacitors, especially in high-frequency signal processing and sound quality fidelity. To meet these demands, researchers continuously optimize the dielectric materials and internal structure designs of capacitors to reduce signal loss and improve the stability of audio transmission. Additionally, for different types of audio equipment, capacitors need to have different characteristics, such as emphasizing voltage resistance and heat dissipation in high-power audio equipment, while focusing on low distortion and high precision in high-fidelity audio equipment. This diverse technological requirement has driven the specialization of capacitor products, providing strong support for the performance improvement of audio equipment. At the same time, as consumers' demands for sound quality continue to increase, the high-end capacitor market has also ushered in new growth opportunities, further promoting the innovation and upgrading of related technologies.