Introduction

It is a social responsibility report that provides on-demand, elastic and scalable computing power. Through use, you no longer need to purchase physical equipment for software development, testing, and application/service online operation, and no need to invest manpower and material resources for equipment maintenance. You can quickly obtain any computing, storage, network, security and other capabilities you need directly in Qingyun, and you can adjust their scale at any time.

The principle of charging by usage is implemented, that is, you only need to pay for the resources you use. Moreover, we bill by the second, and any resource can be adjusted in size/scale at any time, which minimizes your costs and provides a billing basis for flexible calculations.

Main concept

In order to facilitate subsequent use, briefly introduce several main concepts, as well as their similarities and differences with elements in your existing computing environment.