diff --git a/spring-cloud-alibaba-examples/integrated-example/config/datasource-config.yaml b/spring-cloud-alibaba-examples/integrated-example/config/datasource-config.yaml
index a5e4b6c4b8..e3cc763395 100644
--- a/spring-cloud-alibaba-examples/integrated-example/config/datasource-config.yaml
+++ b/spring-cloud-alibaba-examples/integrated-example/config/datasource-config.yaml
@@ -1,8 +1,8 @@
 spring:
   datasource:
     driver-class-name: com.mysql.jdbc.Driver
-    username: root
-    password: 123456
+    username: 'root'
+    password: '123456'
   main:
     allow-bean-definition-overriding: true
 mybatis:
diff --git a/spring-cloud-alibaba-examples/integrated-example/helm-chart/Chart.yaml b/spring-cloud-alibaba-examples/integrated-example/helm-chart/Chart.yaml
index 29591f114e..f29851558a 100644
--- a/spring-cloud-alibaba-examples/integrated-example/helm-chart/Chart.yaml
+++ b/spring-cloud-alibaba-examples/integrated-example/helm-chart/Chart.yaml
@@ -1,5 +1,5 @@
 apiVersion: v1
-appVersion: "1.0"
+appVersion: '1.0'
 description: Spring Cloud Alibaba Best Practice Example
 name: integrated-example
 version: 1.0.0
\ No newline at end of file
diff --git a/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-mysql.yaml b/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-mysql.yaml
index 5251b48b55..fc62d613f1 100644
--- a/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-mysql.yaml
+++ b/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-mysql.yaml
@@ -23,7 +23,7 @@ spec:
   type: ClusterIP
   ports:
     - port: 3306
-      name: server
+      name: 'server'
   selector:
     app: integrated-mysql
 ---
@@ -43,11 +43,11 @@ spec:
     spec:
       containers:
         - name: integrated-mysql
-          image: "{{ .Values.image.repository }}integrated-mysql"
+          image: '{{ .Values.image.repository }}integrated-mysql'
           imagePullPolicy: Always
           env:
             - name: MYSQL_ROOT_PASSWORD
-              value: "123456"
+              value: '123456'
           ports:
             - containerPort: 3306
               protocol: TCP
\ No newline at end of file
diff --git a/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-nacos-mysql.yaml b/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-nacos-mysql.yaml
index c15950d5f1..dfa410d9ca 100644
--- a/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-nacos-mysql.yaml
+++ b/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-nacos-mysql.yaml
@@ -21,13 +21,13 @@ spec:
             - containerPort: 3306
           env:
             - name: MYSQL_ROOT_PASSWORD
-              value: "root"
+              value: 'root'
             - name: MYSQL_DATABASE
-              value: "nacos_config"
+              value: 'nacos_config'
             - name: MYSQL_USER
-              value: "nacos"
+              value: 'nacos'
             - name: MYSQL_PASSWORD
-              value: "nacos"
+              value: 'nacos'
 ---
 apiVersion: v1
 kind: Service
diff --git a/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-seata.yaml b/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-seata.yaml
index 1fc84c03c3..1671638323 100644
--- a/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-seata.yaml
+++ b/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-seata.yaml
@@ -34,7 +34,7 @@ spec:
           imagePullPolicy: IfNotPresent
           env:
             - name: SEATA_PORT
-              value: "8091"
+              value: '8091'
             - name: STORE_MODE
               value: file
           ports:
diff --git a/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-storage.yaml b/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-storage.yaml
index efce2c0acc..a70430445d 100644
--- a/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-storage.yaml
+++ b/spring-cloud-alibaba-examples/integrated-example/helm-chart/templates/integrated-storage.yaml
@@ -15,7 +15,7 @@ spec:
     spec:
       containers:
         - name: integrated-storage
-          image: "{{ .Values.image.repository }}integrated-storage"
+          image: '{{ .Values.image.repository }}integrated-storage'
           imagePullPolicy: Always
           ports:
             - name: http-port
diff --git a/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-spring-cloud-config-server-example/src/main/resources/application.yml b/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-spring-cloud-config-server-example/src/main/resources/application.yml
index 8fc3f8bf92..23444d78c7 100644
--- a/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-spring-cloud-config-server-example/src/main/resources/application.yml
+++ b/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-spring-cloud-config-server-example/src/main/resources/application.yml
@@ -6,8 +6,8 @@ spring:
     name: configserver
   cloud:
     nacos:
-      username: nacos
-      password: nacos
+      username: 'nacos'
+      password: 'nacos'
       discovery:
         server-addr: 127.0.0.1:8848
     config:
diff --git a/spring-cloud-alibaba-examples/seata-example/account-service/src/main/resources/application.yml b/spring-cloud-alibaba-examples/seata-example/account-service/src/main/resources/application.yml
index 195b96b2fb..605121197f 100644
--- a/spring-cloud-alibaba-examples/seata-example/account-service/src/main/resources/application.yml
+++ b/spring-cloud-alibaba-examples/seata-example/account-service/src/main/resources/application.yml
@@ -4,8 +4,8 @@ base:
       hostname: 127.0.0.1 #your mysql server ip address
       dbname: seata #your database name for test
       port: 3306 #your mysql server listening port
-      username: root #your mysql server username
-      password: root #your mysql server password
+      username: 'root' #your mysql server username
+      password: 'root' #your mysql server password
 
 server:
   port: 18084
@@ -42,12 +42,12 @@ seata:
     nacos:
       serverAddr: 127.0.0.1:8848
       dataId: "seata.properties"
-      username: "nacos"
-      password: "nacos"
+      username: 'nacos'
+      password: 'nacos'
   registry:
     type: nacos
     nacos:
       application: seata-server
       server-addr: 127.0.0.1:8848
-      username: "nacos"
-      password: "nacos"
+      username: 'nacos'
+      password: 'nacos'
diff --git a/spring-cloud-alibaba-examples/seata-example/business-service/src/main/resources/application.yml b/spring-cloud-alibaba-examples/seata-example/business-service/src/main/resources/application.yml
index 78d363f080..15436919a4 100644
--- a/spring-cloud-alibaba-examples/seata-example/business-service/src/main/resources/application.yml
+++ b/spring-cloud-alibaba-examples/seata-example/business-service/src/main/resources/application.yml
@@ -22,15 +22,15 @@ seata:
     nacos:
       serverAddr: 127.0.0.1:8848
       dataId: "seata.properties"
-      username: "nacos"
-      password: "nacos"
+      username: 'nacos'
+      password: 'nacos'
   registry:
     type: nacos
     nacos:
       application: seata-server
       server-addr: 127.0.0.1:8848
-      username: "nacos"
-      password: "nacos"
+      username: 'nacos'
+      password: 'nacos'
 
 feign:
   client:
diff --git a/spring-cloud-alibaba-examples/seata-example/order-service/src/main/resources/application.yml b/spring-cloud-alibaba-examples/seata-example/order-service/src/main/resources/application.yml
index bf948818d4..49683f33ab 100644
--- a/spring-cloud-alibaba-examples/seata-example/order-service/src/main/resources/application.yml
+++ b/spring-cloud-alibaba-examples/seata-example/order-service/src/main/resources/application.yml
@@ -4,8 +4,8 @@ base:
       hostname: 127.0.0.1 #your mysql server ip address
       dbname: seata #your database name for test
       port: 3306 #your mysql server listening port
-      username: root #your mysql server username
-      password: root #your mysql server password
+      username: 'root' #your mysql server username
+      password: 'root' #your mysql server password
 server:
   port: 18083
 
@@ -39,12 +39,12 @@ seata:
     nacos:
       serverAddr: 127.0.0.1:8848
       dataId: "seata.properties"
-      username: "nacos"
-      password: "nacos"
+      username: 'nacos'
+      password: 'nacos'
   registry:
     type: nacos
     nacos:
       application: seata-server
       server-addr: 127.0.0.1:8848
-      username: "nacos"
-      password: "nacos"
+      username: 'nacos'
+      password: 'nacos'
diff --git a/spring-cloud-alibaba-examples/seata-example/seata-server/src/main/resources/application.yml b/spring-cloud-alibaba-examples/seata-example/seata-server/src/main/resources/application.yml
index 0cf028df8e..0b450d29ea 100644
--- a/spring-cloud-alibaba-examples/seata-example/seata-server/src/main/resources/application.yml
+++ b/spring-cloud-alibaba-examples/seata-example/seata-server/src/main/resources/application.yml
@@ -4,8 +4,8 @@ base:
       hostname: 127.0.0.1 #your mysql server ip address
       dbname: seata #your database name for test
       port: 3306 #your mysql server listening port
-      username: root #your mysql server username
-      password: root #your mysql server password
+      username: 'root' #your mysql server username
+      password: 'root' #your mysql server password
 
 server:
   port: 7091
@@ -27,8 +27,8 @@ logging:
 
 console:
   user:
-    username: seata
-    password: seata
+    username: 'seata'
+    password: 'seata'
 
 seata:
   config:
diff --git a/spring-cloud-alibaba-examples/seata-example/storage-service/src/main/resources/application.yml b/spring-cloud-alibaba-examples/seata-example/storage-service/src/main/resources/application.yml
index 8df1abca67..3d4d94e649 100644
--- a/spring-cloud-alibaba-examples/seata-example/storage-service/src/main/resources/application.yml
+++ b/spring-cloud-alibaba-examples/seata-example/storage-service/src/main/resources/application.yml
@@ -4,8 +4,8 @@ base:
       hostname: 127.0.0.1 #your mysql server ip address
       dbname: seata #your database name for test
       port: 3306 #your mysql server listening port
-      username: root #your mysql server username
-      password: root #your mysql server password
+      username: 'root' #your mysql server username
+      password: 'root' #your mysql server password
 
 server:
   port: 18082
@@ -40,13 +40,13 @@ seata:
     nacos:
       serverAddr: 127.0.0.1:8848
       dataId: "seata.properties"
-      username: "nacos"
-      password: "nacos"
+      username: 'nacos'
+      password: 'nacos'
   registry:
     type: nacos
     nacos:
       application: seata-server
       server-addr: 127.0.0.1:8848
-      username: "nacos"
-      password: "nacos"
+      username: 'nacos'
+      password: 'nacos'
 
diff --git a/spring-cloud-alibaba-examples/spring-cloud-alibaba-sidecar-examples/spring-cloud-alibaba-sidecar-nacos-example/src/main/resources/application.yml b/spring-cloud-alibaba-examples/spring-cloud-alibaba-sidecar-examples/spring-cloud-alibaba-sidecar-nacos-example/src/main/resources/application.yml
index 22642a71c5..467a4efaa9 100644
--- a/spring-cloud-alibaba-examples/spring-cloud-alibaba-sidecar-examples/spring-cloud-alibaba-sidecar-nacos-example/src/main/resources/application.yml
+++ b/spring-cloud-alibaba-examples/spring-cloud-alibaba-sidecar-examples/spring-cloud-alibaba-sidecar-nacos-example/src/main/resources/application.yml
@@ -3,8 +3,8 @@ server:
 spring:
   cloud:
     nacos:
-      username: nacos
-      password: nacos
+      username: 'nacos'
+      password: 'nacos'
       discovery:
         server-addr: 127.0.0.1:8848
         group: test