Established in 1995, Nanjing Changpeng Industrial & Trading Co., Ltd. (RocMedia), as a high-tech enterprise, specializing in the area of education and business information, dissemination of innovation through technology commercialization model. Emphasize research and development and unrelenting commitment to quality is always the only way to survive, the key advantage of our "Innovation and Quality", we always believe that consumers want to create is our ultimate goal. RocMedia&＃039;s innovative products, have win national science and technology best results 2 Prize and the international patent. Our products are: Portable Multimedia Demonstrator 2.4G RF Wireless Keyboard (with mouse) Bluetooth Microphone Audio System We always envisaged for the client, you do not have to worry about users complaining about the quality of products, products we have to ensure that customers trust, strict IQC / IPQC / OQC production management processes, products fully meet the objectives and quality standards. Products have been conducted and the CCC CE FCC Certification.