Is Sky Navigator a brand?

Sky navigation system is a brand. Sky Navigator is a brand produced by Beijing Aerospace Dingyi Technology Development Co., Ltd. Car Navigator is an electronic product, which will produce certain radiation. The brand of reliable car navigator produces very little radiation, and its harm to human body can be ignored. However, because the car navigator market is chaotic, many navigator brands are produced by "small workshops", and the radiation of such a small brand as GPS navigator is very serious.