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Nione security technology co. ltd is one of the world's leading suppliers of video surveillance products and solutions, focusing on multiple security surveillance market segments. established in 2006, nione security has grown from a small company into a global enterprise, including 2,000 r&d engineers. nione security offers extensive products including hybrid dvrs, nvrs, standalone dvrs, digital video servers, compression cards, high-definition ip cameras, and speed domes. these products are empowering more than 100 countries and secure various security applications around the world to enjoy best quality video performances.