diff --git a/demo-cache/demo-cache-multilevel/pom.xml b/demo-cache/demo-cache-multilevel/pom.xml
new file mode 100644
index 0000000..ea3dc91
--- /dev/null
+++ b/demo-cache/demo-cache-multilevel/pom.xml
@@ -0,0 +1,75 @@
+<?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>
+    <groupId>com.xkcoding</groupId>
+    <artifactId>demo-cache</artifactId>
+    <version>1.0.0-SNAPSHOT</version>
+  </parent>
+  <modelVersion>4.0.0</modelVersion>
+
+  <artifactId>demo-cache-multilevel</artifactId>
+  <version>1.0.0-SNAPSHOT</version>
+  <packaging>jar</packaging>
+
+  <name>${project.artifactId}</name>
+  <description>Demo project for Spring Boot</description>
+
+  <properties>
+    <java.version>17</java.version>
+  </properties>
+
+  <dependencies>
+    <dependency>
+      <groupId>com.xkcoding</groupId>
+      <artifactId>common-tools</artifactId>
+    </dependency>
+
+    <dependency>
+      <groupId>com.xkcoding</groupId>
+      <artifactId>demo-cache-api</artifactId>
+      <version>1.0.0-SNAPSHOT</version>
+    </dependency>
+
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-web</artifactId>
+    </dependency>
+
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-data-redis</artifactId>
+    </dependency>
+
+    <!-- 对象池，如果存在该依赖会自动注入 -->
+    <!-- https://docs.spring.io/spring-boot/docs/3.0.0-M5/reference/htmlsingle/#data.nosql.redis.connecting -->
+    <dependency>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-pool2</artifactId>
+    </dependency>
+
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-test</artifactId>
+      <scope>test</scope>
+    </dependency>
+
+    <dependency>
+      <groupId>org.projectlombok</groupId>
+      <artifactId>lombok</artifactId>
+      <optional>true</optional>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <finalName>${project.artifactId}</finalName>
+    <plugins>
+      <plugin>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-maven-plugin</artifactId>
+      </plugin>
+    </plugins>
+  </build>
+
+</project>
diff --git a/demo-cache/pom.xml b/demo-cache/pom.xml
index 01fd75b..95e4b01 100644
--- a/demo-cache/pom.xml
+++ b/demo-cache/pom.xml
@@ -22,6 +22,7 @@
     <module>demo-cache-caffeine</module>
     <module>demo-cache-ehcache</module>
     <module>demo-cache-redis</module>
+    <module>demo-cache-multilevel</module>
   </modules>
 
 </project>