Guangzhou Wan Hao Sound Material and Equipment Co., Ltd. Over the last 25 years on manufacture the professional audio in both domestic and international market, Vinal Audio gained very high reputation on both our quality products and services, When we say the term "Professional" is not only the product itself but also how we contributed into it to maximize customers&＃039; need. As one of made in China brand what we Differences from others is also we Designed and Developed as well. Please let your eyes and ears to see and hear the Differences from Vinal Audio, We believes no body does it better. Vinal Audio, Vinal The World.