diff --git a/docs/user_manual/quick_starts/en-US/chapter_02_deploy_oceanbase_database/01_preparation_before_deployment.md b/docs/user_manual/quick_starts/en-US/chapter_02_deploy_oceanbase_database/01_preparation_before_deployment.md
index 99222f26a..c21e7fa4c 100755
--- a/docs/user_manual/quick_starts/en-US/chapter_02_deploy_oceanbase_database/01_preparation_before_deployment.md
+++ b/docs/user_manual/quick_starts/en-US/chapter_02_deploy_oceanbase_database/01_preparation_before_deployment.md
@@ -12,7 +12,7 @@ OceanBase Database has been systematically tested and verified. We recommend tha
 
 | Item    | Requirement   | Description  |
 |---------|-------|-------|
-| Server  | Mainstream servers that adapt to common software from Chinese manufacturers are supported. | The support details are as follows: <ul><li>Physical servers: Suma H620 series, Huawei TaiShan 200 series, and Great Wall Qingtian DF720 </li><li>CPUs: Hygon 7185/7280, Kunpeng 920, and FeiTeng 2000+ </li><li>Operating systems: Kylin V4, Kylin V10, and UOS V20; upper-layer middleware: TongWeb V7.0 and Apusic Application Server V9.0 </li></ul> |
+| Server  | Mainstream servers are supported. | The support details are as follows: <ul><li>Physical servers: Suma H620 series, Huawei TaiShan 200 series, and Great Wall Qingtian DF720 </li><li>CPUs: Hygon 7185/7280, Kunpeng 920, and FeiTeng 2000+ </li><li>Operating systems: Kylin V4, Kylin V10, and UOS V20; upper-layer middleware: TongWeb V7.0 and Apusic Application Server V9.0 </li></ul> |
 | Operating system   | x86 and Arm architectures are supported.  | The following operating systems are supported: <ul><li>Alibaba Cloud Linux 2/3 (kernel: Linux 3.10.0 and later)</li><li>Anolis OS 8.X (kernel: Linux 3.10.0 and later)</li><li>Red Hat Enterprise Linux Server 7.X and 8.X (kernel: Linux 3.10.0 and later)</li><li>CentOS Linux 7.X and 8.X (kernel: Linux 3.10.0 and later)</li><li>Debian 9.X and later (kernel: Linux 3.10.0 and later)</li><li>Ubuntu 20.X and later (kernel: Linux 3.10.0 and later)</li><li>SUSE/openSUSE 15.X and later (kernel: Linux 3.10.0 and later)</li><li>Kylin V10</li><li>UOS V20 </li><li>NFSChina 4.0 and later</li><li>Inspur KOS 5.8</li></ul> |
 | CPU | <ul><li>For a test environment, at least 2 cores are required. </li><li>For a production environment, at least 4 cores are required and 32 cores or more are recommended. </li><li>For a performance test environment, 24 cores or more are recommended. </li></ul> | The values provided here are the minimum number of cores allocated to OceanBase Database, not the total number of cores on servers.  |
 | Memory | <ul><li>For a test environment, at least 6 GB is required. </li><li>For a production environment, at least 16 GB is required. For long-term use, at least 32 GB is required, and a value in the range from 256 GB to 1024 GB is recommended. </li><li>For a performance test environment, a value in the range from 128 GB to 1024 GB is recommended. </li></ul> | The values provided here are the minimum size of memory allocated to OceanBase Database, not the total size of memory on servers. <blockquote><b>Note</b><br></br>If multiple clusters are deployed, we recommend that you use OceanBase Cloud Platform (OCP) for unified O&M management. If a small number of clusters are deployed, we recommend that you use OceanBase Deployer (OBD) for installation and deployment. </blockquote> |