<p><strong>Billing Method</strong></p> <p>Ping An Cloud provides two billing methods including subscription and Pay-As-You-Go. The following table describes the difference between the two billing methods:</p> <table border="1" cellpadding="0" cellspacing="0" style="width:104%"> <tbody> <tr> <td style="vertical-align:top"> <p><strong>Billing method</strong></p> </td> <td style="vertical-align:top"> <p><strong>Subscription (monthly)</strong></p> </td> <td style="vertical-align:top"> <p><strong>Pay-As-You-Go</strong></p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Billing unit</p> </td> <td style="vertical-align:top"> <p>It&rsquo;s paid before usage. Billing unit is RMB per month.</p> </td> <td style="vertical-align:top"> <p>It&rsquo;s paid after usage. Billing unit is RMB per hour.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Advantages</p> </td> <td style="vertical-align:top"> <p>Average hourly price is low.</p> </td> <td style="vertical-align:top"> <p>It supports to release resources and refund at any time.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Disadvantages</p> </td> <td style="vertical-align:top"> <p>It does not support to release resources or refund at any time.</p> </td> <td style="vertical-align:top"> <p>Average hourly price is high.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Instance specifications change</p> </td> <td style="vertical-align:top"> <p>Upgrading and degrading configuration are supported and need to be performed after the instance is stopped.</p> </td> <td style="vertical-align:top"> <p>Upgrading and degrading configuration are supported and need to be performed after the instance is stopped.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Scenarios</p> </td> <td style="vertical-align:top"> <p>It is applicable to long-term and stable 24/7 services.</p> </td> <td style="vertical-align:top"> <p>It is applicable to scenarios with explosive growth of business volume, such as temporary expansion, temporary testing, and scientific computing.</p> </td> </tr> </tbody> </table> <p><strong>Billing Resource</strong></p> <p>The following table describes the ECS billing resources. You can purchase relevant products as needed.</p> <table border="1" cellpadding="0" cellspacing="0"> <tbody> <tr> <td style="vertical-align:top"> <p><strong>Billing item</strong></p> </td> <td style="vertical-align:top"> <p><strong>Billing description</strong></p> </td> </tr> <tr> <td style="vertical-align:top"> <p>ECS Instance</p> </td> <td style="vertical-align:top"> <p>Instance type and specifications (CPU and memory), quantity and period. For more information about specific billing rules, see ECS Product Pricing.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>(Optional) EBS</p> </td> <td style="vertical-align:top"> <p>It supports billing methods of Pay-As-You-Go and subscription. For more information about specific billing rules, see EBS Product Pricing.</p> <p><strong>Note</strong>: The billing method of an EBS that is created together with an instance is the same as that of the instance.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>(Optional) Internet IP/Bandwidth</p> </td> <td style="vertical-align:top"> <p>You need to purchase bandwidth if you want to visit the Internet. The Internet IP is provided after purchase. Each bandwidth can only apply a maximum of five Internet IPs. For more information about specific billing rules, see Internet IP Billing.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>(Optional) ELB</p> </td> <td style="vertical-align:top"> <p>ELB is charged by fixed bandwidth and traffic that is used.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Image</p> </td> <td style="vertical-align:top"> <p>Ping An Cloud provides free image service. Bucket for uploading custom images will be charged. For more information about specific billing rules, see OBS Product Pricing.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>(Optional) Snapshot</p> </td> <td style="vertical-align:top"> <p>Ping An Cloud provides free snapshot service.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>(Optional) Security Group</p> </td> <td style="vertical-align:top"> <p>Ping An Cloud provides free security group service.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>(Optional) Keys</p> </td> <td style="vertical-align:top"> <p>Ping An Cloud provides free keys service.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>(Optional) Ping An Host Security</p> </td> <td style="vertical-align:top"> <p>If you select PHS when creating an ECS instance, it will provide service of basic edition by default free of charge. Service of professional edition is available to purchase. For information about specific billing rules, see Ping An Host Security Product Pricing.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>(Optional) Auto Scaling</p> </td> <td style="vertical-align:top"> <p>It is free but ECS instances automatically generated will be billed by usage.</p> </td> </tr> </tbody> </table> <p>&nbsp;</p> <p><strong>Pricing Factors</strong></p> <p>The price of an ECS is influenced by:</p> <ul> <li>Instance type</li> <li>Instance specifications</li> <li>Usage duration</li> </ul>