diff --git a/Jenkinsfile2 b/Jenkinsfile2
index e5fe0ba60a..80bc39d938 100644
--- a/Jenkinsfile2
+++ b/Jenkinsfile2
@@ -73,6 +73,9 @@ def check_docs(){
             ''',
             returnStdout: true
         ).trim()
+        echo "file_zh_changed: ${file_zh_changed}"
+        echo "file_en_changed: ${file_en_changed}"
+        echo "file_no_doc_changed: ${file_no_doc_changed}"
     }
 }
 
@@ -434,7 +437,7 @@ pipeline {
                 expression { env.CHANGE_BRANCH =~ /(?i)doc.*/ || file_zh_changed != '' || file_en_changed != '' }
             }
             parallel {
-                stage('Build zh Docs') {
+                stage('build zh docs') {
                     agent{label "doc_build_0_30"}
                     when {
                         expression { file_zh_changed != '' }
@@ -443,7 +446,7 @@ pipeline {
                         build_zh_docs()
                     }
                 }
-                stage('Build en Docs') {
+                stage('build en docs') {
                     agent{label "doc_build_0_30"}
                     when {
                         expression { file_en_changed != '' }
diff --git a/docs/zh/04-get-started/index.md b/docs/zh/04-get-started/index.md
index 2cc3d8cc5e..4d9f7ceae5 100644
--- a/docs/zh/04-get-started/index.md
+++ b/docs/zh/04-get-started/index.md
@@ -25,7 +25,7 @@ import {useCurrentSidebarCategory} from '@docusaurus/theme-common';
 
 <table width="100%">
 <tr align="center">
-<td style={{padding:'1em 3em',border:0}}><img src={xiaot_new} alt="小 T 的二维码 width="200" /></td>
+<td style={{padding:'1em 3em',border:0}}><img src={xiaot_new} alt="小 T 的二维码" width="200" /></td>
 <td style={{padding:'1em 3em',border:0}}><img src={channel} alt="TDengine 微信视频号" width="200" /></td>
 <td style={{padding:'1em 3em',border:0}}><img src={official_account} alt="TDengine 微信公众号" width="200" /></td>
 </tr>