Dongguan Tongtianxing Software Technology Co., Ltd. (http://www.g-sky.cn), with R&D team with location service, wireless 3G/4G video transmission service and cloud storage service as the core, focusing on positioning and wireless Video terminal products provide platform services. Tongtianxing launched CMSV7, which is mainly for vehicles, to view the real-time location of vehicles, to watch real-time video and trajectory of vehicles while driving. To view vehicle alarm statistics reports, alarm trend statistics, etc.