diff --git a/demo-parent.iml b/demo-parent.iml
index 3c81f99e5ffadced51f4632fbc8bc8f8c98d1c47..3cd41f3b1b236b6635a5262fdf1eb78f1dd9300f 100644
--- a/demo-parent.iml
+++ b/demo-parent.iml
@@ -1,5 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
+  <component name="CheckStyle-IDEA-Module">
+    <option name="configuration">
+      <map />
+    </option>
+  </component>
   <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
     <output url="file://$MODULE_DIR$/target/classes" />
     <output-test url="file://$MODULE_DIR$/target/test-classes" />
@@ -13,38 +18,6 @@
     <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot:2.1.6.RELEASE" level="project" />
     <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-autoconfigure:2.1.6.RELEASE" level="project" />
     <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-starter-logging:2.1.6.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.slf4j:jul-to-slf4j:1.7.26" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-starter-json:2.1.6.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: com.fasterxml.jackson.core:jackson-databind:2.9.9" level="project" />
-    <orderEntry type="library" name="Maven: com.fasterxml.jackson.core:jackson-core:2.9.9" level="project" />
-    <orderEntry type="library" name="Maven: com.fasterxml.jackson.datatype:jackson-datatype-jdk8:2.9.9" level="project" />
-    <orderEntry type="library" name="Maven: com.fasterxml.jackson.datatype:jackson-datatype-jsr310:2.9.9" level="project" />
-    <orderEntry type="library" name="Maven: com.fasterxml.jackson.module:jackson-module-parameter-names:2.9.9" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-starter-tomcat:2.1.6.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.apache.tomcat.embed:tomcat-embed-core:9.0.21" level="project" />
-    <orderEntry type="library" name="Maven: org.apache.tomcat.embed:tomcat-embed-el:9.0.21" level="project" />
-    <orderEntry type="library" name="Maven: org.apache.tomcat.embed:tomcat-embed-websocket:9.0.21" level="project" />
-    <orderEntry type="library" name="Maven: org.hibernate.validator:hibernate-validator:6.0.17.Final" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-web:5.1.8.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-beans:5.1.8.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-webmvc:5.1.8.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-aop:5.1.8.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-context:5.1.8.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-expression:5.1.8.RELEASE" level="project" />
-    <orderEntry type="library" scope="TEST" name="Maven: org.springframework.boot:spring-boot-starter-test:2.1.6.RELEASE" level="project" />
-    <orderEntry type="library" scope="TEST" name="Maven: org.springframework.boot:spring-boot-test:2.1.6.RELEASE" level="project" />
-    <orderEntry type="library" scope="TEST" name="Maven: org.springframework.boot:spring-boot-test-autoconfigure:2.1.6.RELEASE" level="project" />
-    <orderEntry type="library" scope="TEST" name="Maven: net.bytebuddy:byte-buddy:1.9.13" level="project" />
-    <orderEntry type="library" scope="TEST" name="Maven: net.bytebuddy:byte-buddy-agent:1.9.13" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-core:5.1.8.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework:spring-jcl:5.1.8.RELEASE" level="project" />
-    <orderEntry type="library" scope="TEST" name="Maven: org.springframework:spring-test:5.1.8.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.slf4j:slf4j-api:1.7.26" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-starter-web:2.1.6.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-starter:2.1.6.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot:2.1.6.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-autoconfigure:2.1.6.RELEASE" level="project" />
-    <orderEntry type="library" name="Maven: org.springframework.boot:spring-boot-starter-logging:2.1.6.RELEASE" level="project" />
     <orderEntry type="library" name="Maven: ch.qos.logback:logback-classic:1.2.3" level="project" />
     <orderEntry type="library" name="Maven: ch.qos.logback:logback-core:1.2.3" level="project" />
     <orderEntry type="library" name="Maven: org.apache.logging.log4j:log4j-to-slf4j:2.11.2" level="project" />
diff --git a/mongo/pom.xml b/mongo/pom.xml
new file mode 100644
index 0000000000000000000000000000000000000000..80fe20bf65dbef525b194f26ff146aba9a9fbdc2
--- /dev/null
+++ b/mongo/pom.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>demo-parent</artifactId>
+        <groupId>com.duanledexianxianxian.demo</groupId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>mongo</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-mongodb</artifactId>
+        </dependency>
+    </dependencies>
+
+</project>
\ No newline at end of file
diff --git a/mongo/src/main/resources/application.yml b/mongo/src/main/resources/application.yml
new file mode 100644
index 0000000000000000000000000000000000000000..f93c7fa6535079e47dff40641273237a56363e47
--- /dev/null
+++ b/mongo/src/main/resources/application.yml
@@ -0,0 +1,8 @@
+spring:
+  application:
+    name: "spring-boot-mongo"
+  data:
+    mongodb:
+      uri: mongodb://113.105.144.9:9020
+      username: root
+      password: 147258369
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index 06796d7116d8c9d57272c420f0e7fccf4a667933..2e3f0ee1e23f647ccdab9456bb0fceba0588b9f4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,6 +11,7 @@
     <modules>
         <module>kafka</module>
         <module>menu</module>
+        <module>mongo</module>
     </modules>
 
     <parent>