Many consumers mistakenly believe that, in addition to no service outside the cottage, in fact, functions are similar, worse more, currently the main market of counterfeit goods, usually through illegal modifications, free installation of wireless GPS locator on security terms of the presence of large risks, the industry has the same shape different prices, should pay special attention to, do not just look the same, because most are used in the public mode, look the same, the key depends on internal demand. ) Customers often ask why GPS is often no response, let's answer is free to install GPS locator price, some material will shield GPS signal, such as a metal, the effect of water on the electromagnetic signal more serious, then plus thick concrete wall barrier, GPS signal is relatively blocked. So, in the city, we often see GPS signal no response, in fact, when we go through a tunnel, GPS signal is completely out of order, but due to the machine when the internal calculus would think the car is in uniform forward at this time GPS can not see what is not the same place, but in the underground car park if you are driving you can obviously find GPS navigation is absolutely no signal. Summary: The new machine for the first time takes longer to start is normal, 2-10 minutes are normal range, but once the GPS positioning, later re-use can quickly enter the work. If GPS positioning slow or unable to locate when we need to determine whether a satellite signal is captured, gps reaction speed, in return interval of a relationship, the faster the smaller the return interval on the map updates, traffic generation, the more Big. GPS vehicle management system of enterprises, public car GPS management system, company car GPS management systems, enterprise official vehicles Gongchesiyong phenomenon has a long history, Walker installed GPS locator, and has been deeply rooted. After all, for the following reasons: Vehicle or need leadership final say, but the driver has been exhausted and when the driver headed. Before this there is no way for effective management, rely on the driver to bind itself moral qualities; secondly because there is no effective restraint, a direct result of the situation favors the car, the way the car etc. Gongchesiyong, worse, open company The car soliciting money! At the same time the driver drove overtaking phenomenon is commonplace. Vehicle itself does not have an alarm system to prevent, but also for the encounter bandits and other unforeseen emergencies planted risk. GPS official vehicles used in business for these symptoms can be described as the official car of the underlying causes. Good operatively monitor screen to enable managers to the vehicle's current status, current driving speed, route, where the streets, and nearby structures at a glance! At the same time set the electronic fence, speed alarm, etc. In addition, I used GPS car terminal is equipped with an alarm button, the driver can encounter unexpected emergencies press the button, the system will immediately send an SOS message center number to help solve problems.