Company Description
Polaris is a high-tech company which is specialized in GPS locals in Shenzhen,China.Now
Shenzhen ChengZe Technology Co.,Ltd most important GPS with MP3&MP4 articles are GPS-5410 and GPS-5401.they are enjoying a nice market around the world.they make you drive more easily and expediently without joining in any net.they are receiving the signal from the satellite directly.