Liwei was founded in 2002, with more than 12000? factory in Guangzhou. Our company is contributed to R&D, manufacturing, and selling Bluetooth Audio products. We strictly implement the ISO 9001/ISO14001 management system. Forecast in the future of Bluedio, we are aiming at launch Bluetooth Low Energy Technology embedded high-end HD Audio Headset. We pride ourselves on the high quality product, boasting of advanced production facility, top- notch administrative staff, smooth distribution channels.For more information about our company and our products, please refer to our website: www.Bluedio.com, sales05[at]gdliwei.com