Hikvision Digital Technology Co., Ltd. is the worlds largest supplier of video surveillance products and solutions. Established in 2001, Hikvision employs over 13,000 employees, including a research and development staff of more than 4,000. Hikvision���s product offerings include hybrid DVRs, NVRs, standalone DVRs, digital video servers, compression cards, high-definition IP cameras and speed domes. The company is headquartered in Hangzhou, China, Hikvision has expanded to a global operation with regional branch offices in Los Angeles covering the Americas; Amsterdam covering Europe; Dubai for the Middle East; joint ventures in India and Russia; as well as a maintenance center in Hong Kong. Hikvision is listed on the Shenzhen Stock Exchange with a market capitalization of US $5.6 billion. The Hong Kong-based billionaire, Gong Hongjia, is vice-chairman and the largest shareholder.