About Us

We devoted to developing Good Sounding speakers and headphones to customers at a friendly rate!


Established in 2009,  Shenzhen Wise Billion Industrial Ltd engaged in the development and production of speakers and headphones.  Over the years, we have learned more and more about what people want, and we built up our own brands, DECALIFE and MATEDSOUS. Both of the two brand names are successfully registered in the US and China. DECALIFE is devoted to developing Audiophiles level Hi-Fi quality speakers and headphones to customers at a friendly rate. MATEDSOUS is dedicated to developing phone accessories including wired earphones, Bluetooth speakers, other accessories at lower prices but a premium level quality. Our Shenzhen factory is well equipped with advanced testing and production machinery. Our labors are well-trained with the professional quality control system.



Share this