Shenzhen XHD Eletronic Technology Co., Ltd is top&New fashionGPRS Tracker,WiFi IP Camera,Mini DV,Car DVR manufacturer andsupplier in SZ.Assembly production line more than 500 workers andhas the independent research and development 15-20hardware-software engineers and 20-30 QC&AC.All of our producthas full testing before putting in warehousing.Unified productboard PCB is aging test,welcome new and old customers come tovisit!