We are offer wholesale 4 inch blue injection cone, 6.5 inch red injection cone with foam edge, 4 inch gray injection cone. We are a company with a full industrial chain integrating R & D, manufacturing, sales, engineering, design, and creativity. Our company guarantees the quality of products and provides you with high quality services.
Ningbo Hiyanka Import & Export Co., Ltd. has been focusing on the audio industry since 2001. It is located in Haishu District, Ningbo City, south of the Yangtze River Delta, and has provided reliable audio products to customers all over the world for more than ten years.