Shenzhen Widetell Technology Co., Ltd. is a high-tech enterprise specializing in designing, producing and selling VoiP, WIFI and digital media player products. Since Widetell was founded, our company has been always abiding by sincere and professional spirit to expand international market and paying close attention to the hottest market demands with sensitive eyes. After obtaining the first-hand market information, and on the basis of this information which will be helpful to guide the research ...