The Dahua Security System (DSS) 8 is our latest VMS product. This version has a fresh new and simplified UI and UE, which greatly improves ease of use. Through its application-based design concept, it offers unified management of 6 major business scenarios (3 2 1 scheme) to meet and satisfy customers' needs. It includes 3 major security applications, 2 major object management and 1 major maintenance management. It also further strengthens the performance and security of the system, and enhances its effectiveness.