Founded in November 1997, Shenzhen Grandsun Electronics Co., Ltd. specializes in the production of high speed signal cables and earphones. At present, Grandsun enjoys a plant area of 52, 000 square meters and more than 2, 800 employees. With an annual sales growth of 50%, earphones and other terminal products are well sold with the brand of Grandsun at home and aboard.

For ten years, Grandsun has been dedicated in providing high quality products, AV solutions and value-added services for consumers in TV, broadcasting, navigation, oil, telecommunication and other professional fields.

Grandsun is dedicated and professional. After continuous efforts, Grandsun has won trust and recognition from excellent partners and established long-term partnership with them, Win-win is ourA biggest and best achievement. We will cooperate with our partners to stride forward for the Multi-win Object.

We always persist and never cease to endeavor. With innovative and favorable consumption concept, high quality products and application solutions, and excellent services, we win the trust of customs.

On the basis of technologies, Grandsun invests heavily to have established Asia leading acoustics laboratory and human engineering design studio, and plans to establish leading national earphone testing center and music experience center. Grandsun is furnished with anechoic room which can real simulate the all-environment tests of products. According to the physical formation of yellow people, Grandsun applies visual simulation technology and collects lots of physical formation samples to establish database, so as to develop comfortable and high quality earphones which are suitable for Asian and all over the world. People.

Grandsun always keeps improving. As the first domestic earphone industrial park, the earphone industrial park feat