The HUAWEI OceanStor 5300, 5500, 5600 and 5800 V3 mid-range storage systems (also referred to as the V3 mid-range storage systems) are next-generation unified storage products specifically designed for enterprise-class applications. Leveraging a storage operating system built on a cloud-oriented architecture, a powerful new hardware platform, and a suite of intelligent management software, the V3 mid-range storage systems deliver industry-leading functionality, performance, efficiency, reliability, and ease-of-use. They provide data storage for applications such as large-database Online Transaction Processing (OLTP)/Online Analytical Processing (OLAP), file sharing, and cloud computing, and can be widely applied to industries ranging from government, finance, telecommunications, and energy, to media and entertainment (M&E). Meanwhile, the V3 mid-range storage systems can provide a wide range of efficient and flexible backup and disaster recovery solutions to ensure business continuity and data security, delivering excellent storage services. Visit our website at http://e.huawei.com/uk/products/cloud-computing-dc/storage/unified-storage/mid-range for more details.