A.Help users achieve efficient use of IT resources, agile operations, and streamline operations

B.Implement unified resource management and operations through operations, operations components, and operations

C.Unified access management for multi-resource pooling and heterogeneous virtualization

D.Cloudify computing, storage, and network resources

E.Multi-data center unified cloud services, unified O&M

A.Device emulator

B.Online certification management

C.Ilearning

D.Virtual classroom