Zhejiang Dahua Technology Co., Ltd. is one of the leading manufacturers of world-class video surveillance products. Dahua is known for their devotion to technological innovation and has been increasing their annual investment and allocating more than half of its workforce in Research & Development. Dahua is also the inventor of High Definition Composite Video Interface (HDCVI) technology – an over-coaxial cable video standard that enables long-distance HD video transmission of four signal types. As an innovator Dahua Technology is committed to offering cutting-edge technologies and products, such as multi-sensor panoramic cameras, thermal cameras, video recorder, network and HDCVI PTZ cameras. Dahua provides the best performance and high quality systems perfect for small and mid-size businesses featuring a balance between performance and budget.