Vido security system co.,ltd originated in 1995 is a hi-tech manufacturer, specializing in the development and production of cctv products. it's also one of the professional monitor ing equipment manufacturers handling integrated intelligent dome camera, variable-speed ptz,etc. we have achieved iso9001 quality system certification and ce,fcc,rohs,ul and other international certification. vido has many distributors and agents in the major cities in china, besides, we have established stable co