Dalles electronics co., ltd. is one the largest manufacturer of CCTV surveillance products. The products include: Matrix Systems, Intellegent And High Speed Dome Vidicon, Digital Video Fiber Optics, Hard Disk Video Cassette Recorder (HD VCR)Multimedia Decoder, Ordinary Vidicon, Network Surveillance And The Other Relative Equipmentetc. DALLES brings CCTV into the high level with the main products creating Chinese Translation, Credit Code, Network And Digital . The perfect quality of the products has been assured by self developed technology and international standard management. The quality system and the products have been certificated by CE, ETS, EMC, ISO9001, American Bell, IP68, FCC, ROHS and TCSP.