Huawei cloud hard disk is still good in terms of performance data, with a maximum of 20,000 IOPS, a maximum throughput of 350MBps, and a minimum latency of 1ms. These data are among the leading service providers in the public cloud market; in terms of functions, It has everything it needs, including support for backup, snapshots, encryption, private sharing, online expansion, etc. The only drawback is that their cloud disks rarely have activities, and even if they do, the discounts will not be very large.