I shop technician in Germany experienced a six-month study, under the guidance of German technicians, thousands of practice, remediation technologies mature. Each glass replacement in fact the owners are likely to encounter problems, but the key is to install and automotive safety glass is closely related to the need to replace the glass if the situation encountered, what questions do you have? 1 to vehicle brand 3S / 4S shop or glass shop it? Go to car manufacturers specify 4S shop of course good, because you can have the opportunity to use original parts and installation, but only if they are indeed using the original glass installation system. Go to a professional glass shop is also a good choice, because it can be cheaper, but require a CAGS (China Architectural and Industrial Glass Association) certification, and to choose the big stores. 2 is listen to the insurance company do? In the United States, the general insurance companies will recommend a qualified network security system for car owners choose the nearest installation. In China, if the insurance company is the designated installation shop, then you will have to see how they are mounted horizontally, as well as whether to use the original level of safety glass glue. If not, it still wants the other way, after all, is for their own safety.