diff --git a/modules/api/src/main/java/org/eclipse/xpanse/api/controllers/ServiceDeployerApi.java b/modules/api/src/main/java/org/eclipse/xpanse/api/controllers/ServiceDeployerApi.java
index 5eb0ea991..eda639793 100644
--- a/modules/api/src/main/java/org/eclipse/xpanse/api/controllers/ServiceDeployerApi.java
+++ b/modules/api/src/main/java/org/eclipse/xpanse/api/controllers/ServiceDeployerApi.java
@@ -21,6 +21,7 @@
 import java.util.List;
 import java.util.Objects;
 import java.util.UUID;
+import java.util.concurrent.TimeUnit;
 import lombok.extern.slf4j.Slf4j;
 import org.eclipse.xpanse.api.config.AuditApiRequest;
 import org.eclipse.xpanse.modules.database.service.DeployServiceEntity;
@@ -41,8 +42,11 @@
 import org.eclipse.xpanse.modules.orchestrator.PluginManager;
 import org.eclipse.xpanse.modules.orchestrator.deployment.DeployTask;
 import org.eclipse.xpanse.modules.security.UserServiceHelper;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.CacheControl;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
 import org.springframework.security.access.AccessDeniedException;
 import org.springframework.security.access.annotation.Secured;
 import org.springframework.web.bind.annotation.CrossOrigin;
@@ -68,6 +72,9 @@
 @Secured({ROLE_ADMIN, ROLE_USER})
 public class ServiceDeployerApi {
 
+    @Value("${region.azs.cache.expire.time.in.minutes:60}")
+    private long duration;
+
     @Resource
     private DeployService deployService;
 
@@ -308,7 +315,7 @@ public Response purge(@PathVariable("id") String id) {
     @ResponseStatus(HttpStatus.OK)
     @Secured({ROLE_ADMIN, ROLE_CSP, ROLE_ISV, ROLE_USER})
     @AuditApiRequest(methodName = "getCspFromRequestUri")
-    public List<String> getAvailabilityZones(
+    public ResponseEntity<List<String>> getAvailabilityZones(
             @Parameter(name = "cspName", description = "name of the cloud service provider")
             @RequestParam(name = "cspName") Csp csp,
             @Parameter(name = "regionName", description = "name of the region")
@@ -316,8 +323,11 @@ public List<String> getAvailabilityZones(
 
         String currentUserId = this.userServiceHelper.getCurrentUserId();
         OrchestratorPlugin orchestratorPlugin = pluginManager.getOrchestratorPlugin(csp);
-        return orchestratorPlugin.getAvailabilityZonesOfRegion(
+        List<String> availabilityZones = orchestratorPlugin.getAvailabilityZonesOfRegion(
                 currentUserId, regionName);
+        CacheControl cacheControl =
+                CacheControl.maxAge(duration, TimeUnit.MINUTES).mustRevalidate();
+        return ResponseEntity.ok().cacheControl(cacheControl).body(availabilityZones);
     }
 
 }
diff --git a/modules/cache/pom.xml b/modules/cache/pom.xml
new file mode 100644
index 000000000..ca8d79ac0
--- /dev/null
+++ b/modules/cache/pom.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ SPDX-License-Identifier: Apache-2.0
+  ~ SPDX-FileCopyrightText: Huawei Inc.
+  ~
+  -->
+
+<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">
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <groupId>org.eclipse.xpanse</groupId>
+    <artifactId>modules</artifactId>
+    <version>1.0.15-SNAPSHOT</version>
+    <relativePath>../pom.xml</relativePath>
+  </parent>
+
+  <groupId>org.eclipse.xpanse.modules</groupId>
+  <artifactId>cache</artifactId>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.projectlombok</groupId>
+      <artifactId>lombok</artifactId>
+      <scope>provided</scope>
+    </dependency>
+    <dependency>
+      <groupId>com.github.ben-manes.caffeine</groupId>
+      <artifactId>caffeine</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-cache</artifactId>
+    </dependency>
+  </dependencies>
+</project>
\ No newline at end of file
diff --git a/modules/cache/src/main/java/org/eclipse/xpanse/modules/cache/RegionAzCacheConfig.java b/modules/cache/src/main/java/org/eclipse/xpanse/modules/cache/RegionAzCacheConfig.java
new file mode 100644
index 000000000..786bece16
--- /dev/null
+++ b/modules/cache/src/main/java/org/eclipse/xpanse/modules/cache/RegionAzCacheConfig.java
@@ -0,0 +1,40 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ * SPDX-FileCopyrightText: Huawei Inc.
+ *
+ */
+
+package org.eclipse.xpanse.modules.cache;
+
+import com.github.benmanes.caffeine.cache.Caffeine;
+import java.util.concurrent.TimeUnit;
+import org.eclipse.xpanse.modules.cache.consts.CacheNames;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.cache.caffeine.CaffeineCacheManager;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * Region AZ information cache configuration class.
+ */
+@Configuration
+public class RegionAzCacheConfig {
+
+    @Value("${region.azs.cache.expire.time.in.minutes:60}")
+    private long duration;
+
+    /**
+     * Create the configured CaffeineCacheManager.
+     *
+     * @return CaffeineCacheManager
+     */
+    @Bean
+    public CaffeineCacheManager caffeineCacheManager() {
+        CaffeineCacheManager cacheManager = new CaffeineCacheManager(
+                CacheNames.REGION_AZ_CACHE_NAME);
+        cacheManager.setCaffeine(Caffeine.newBuilder()
+                .expireAfterWrite(duration, TimeUnit.MINUTES));
+        return cacheManager;
+    }
+
+}
diff --git a/modules/cache/src/main/java/org/eclipse/xpanse/modules/cache/consts/CacheNames.java b/modules/cache/src/main/java/org/eclipse/xpanse/modules/cache/consts/CacheNames.java
new file mode 100644
index 000000000..3cbd7e480
--- /dev/null
+++ b/modules/cache/src/main/java/org/eclipse/xpanse/modules/cache/consts/CacheNames.java
@@ -0,0 +1,16 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ * SPDX-FileCopyrightText: Huawei Inc.
+ *
+ */
+
+package org.eclipse.xpanse.modules.cache.consts;
+
+/**
+ * Region az information cache constant class.
+ */
+public class CacheNames {
+
+    public static final String REGION_AZ_CACHE_NAME = "region_azs_cache";
+
+}
diff --git a/modules/pom.xml b/modules/pom.xml
index 61ececf9b..197134065 100644
--- a/modules/pom.xml
+++ b/modules/pom.xml
@@ -35,6 +35,7 @@
         <module>workflow</module>
         <module>observability</module>
         <module>async</module>
+        <module>cache</module>
     </modules>
 
 </project>
diff --git a/plugins/flexibleengine/pom.xml b/plugins/flexibleengine/pom.xml
index f36c2aed7..bb5dc1666 100644
--- a/plugins/flexibleengine/pom.xml
+++ b/plugins/flexibleengine/pom.xml
@@ -123,6 +123,11 @@
             <artifactId>wiremock-standalone</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.eclipse.xpanse.modules</groupId>
+            <artifactId>cache</artifactId>
+            <version>${project.version}</version>
+        </dependency>
     </dependencies>
 
 </project>
diff --git a/plugins/flexibleengine/src/main/java/org/eclipse/xpanse/plugins/flexibleengine/FlexibleEngineOrchestratorPlugin.java b/plugins/flexibleengine/src/main/java/org/eclipse/xpanse/plugins/flexibleengine/FlexibleEngineOrchestratorPlugin.java
index de6e333c4..3137febf0 100644
--- a/plugins/flexibleengine/src/main/java/org/eclipse/xpanse/plugins/flexibleengine/FlexibleEngineOrchestratorPlugin.java
+++ b/plugins/flexibleengine/src/main/java/org/eclipse/xpanse/plugins/flexibleengine/FlexibleEngineOrchestratorPlugin.java
@@ -13,6 +13,7 @@
 import java.util.List;
 import java.util.Map;
 import lombok.extern.slf4j.Slf4j;
+import org.eclipse.xpanse.modules.cache.consts.CacheNames;
 import org.eclipse.xpanse.modules.models.billing.FlavorPriceResult;
 import org.eclipse.xpanse.modules.models.common.enums.Csp;
 import org.eclipse.xpanse.modules.models.credential.AbstractCredentialInfo;
@@ -36,6 +37,7 @@
 import org.eclipse.xpanse.plugins.flexibleengine.price.FlexibleEnginePriceCalculator;
 import org.eclipse.xpanse.plugins.flexibleengine.resourcehandler.FlexibleEngineTerraformResourceHandler;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Component;
 
 /**
@@ -72,6 +74,7 @@ public List<String> getExistingResourceNamesWithKind(String userId, String regio
     }
 
     @Override
+    @Cacheable(CacheNames.REGION_AZ_CACHE_NAME)
     public List<String> getAvailabilityZonesOfRegion(String userId, String region) {
         return flexibleEngineResourceManager.getAvailabilityZonesOfRegion(userId, region);
     }
diff --git a/plugins/huaweicloud/pom.xml b/plugins/huaweicloud/pom.xml
index c82248335..0cd9c2add 100644
--- a/plugins/huaweicloud/pom.xml
+++ b/plugins/huaweicloud/pom.xml
@@ -124,6 +124,11 @@
             <artifactId>wiremock-standalone</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.eclipse.xpanse.modules</groupId>
+            <artifactId>cache</artifactId>
+            <version>${project.version}</version>
+        </dependency>
     </dependencies>
 
 </project>
diff --git a/plugins/huaweicloud/src/main/java/org/eclipse/xpanse/plugins/huaweicloud/HuaweiCloudOrchestratorPlugin.java b/plugins/huaweicloud/src/main/java/org/eclipse/xpanse/plugins/huaweicloud/HuaweiCloudOrchestratorPlugin.java
index 247174004..49967f844 100644
--- a/plugins/huaweicloud/src/main/java/org/eclipse/xpanse/plugins/huaweicloud/HuaweiCloudOrchestratorPlugin.java
+++ b/plugins/huaweicloud/src/main/java/org/eclipse/xpanse/plugins/huaweicloud/HuaweiCloudOrchestratorPlugin.java
@@ -13,6 +13,7 @@
 import java.util.List;
 import java.util.Map;
 import lombok.extern.slf4j.Slf4j;
+import org.eclipse.xpanse.modules.cache.consts.CacheNames;
 import org.eclipse.xpanse.modules.models.billing.FlavorPriceResult;
 import org.eclipse.xpanse.modules.models.common.enums.Csp;
 import org.eclipse.xpanse.modules.models.credential.AbstractCredentialInfo;
@@ -36,6 +37,7 @@
 import org.eclipse.xpanse.plugins.huaweicloud.price.HuaweiCloudPriceCalculator;
 import org.eclipse.xpanse.plugins.huaweicloud.resourcehandler.HuaweiCloudTerraformResourceHandler;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Component;
 
 /**
@@ -74,6 +76,7 @@ public List<String> getExistingResourceNamesWithKind(String userId, String regio
     }
 
     @Override
+    @Cacheable(CacheNames.REGION_AZ_CACHE_NAME)
     public List<String> getAvailabilityZonesOfRegion(String userId, String region) {
         return huaweiCloudResourceManager.getAvailabilityZonesOfRegion(userId, region);
     }
diff --git a/plugins/openstack/pom.xml b/plugins/openstack/pom.xml
index 0a0d64d9f..0d9f83489 100644
--- a/plugins/openstack/pom.xml
+++ b/plugins/openstack/pom.xml
@@ -106,5 +106,10 @@
             <artifactId>database</artifactId>
             <version>${project.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.eclipse.xpanse.modules</groupId>
+            <artifactId>cache</artifactId>
+            <version>${project.version}</version>
+        </dependency>
     </dependencies>
 </project>
diff --git a/plugins/openstack/src/main/java/org/eclipse/xpanse/plugins/openstack/OpenstackOrchestratorPlugin.java b/plugins/openstack/src/main/java/org/eclipse/xpanse/plugins/openstack/OpenstackOrchestratorPlugin.java
index dec6e8dce..6e900fd56 100644
--- a/plugins/openstack/src/main/java/org/eclipse/xpanse/plugins/openstack/OpenstackOrchestratorPlugin.java
+++ b/plugins/openstack/src/main/java/org/eclipse/xpanse/plugins/openstack/OpenstackOrchestratorPlugin.java
@@ -13,6 +13,7 @@
 import java.util.List;
 import java.util.Map;
 import lombok.extern.slf4j.Slf4j;
+import org.eclipse.xpanse.modules.cache.consts.CacheNames;
 import org.eclipse.xpanse.modules.models.billing.FlavorPriceResult;
 import org.eclipse.xpanse.modules.models.common.enums.Csp;
 import org.eclipse.xpanse.modules.models.credential.AbstractCredentialInfo;
@@ -37,6 +38,7 @@
 import org.eclipse.xpanse.plugins.openstack.price.OpenstackPriceCalculator;
 import org.eclipse.xpanse.plugins.openstack.resourcehandler.OpenstackTerraformResourceHandler;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Component;
 
 /**
@@ -76,6 +78,7 @@ public List<String> getExistingResourceNamesWithKind(String userId, String regio
     }
 
     @Override
+    @Cacheable(CacheNames.REGION_AZ_CACHE_NAME)
     public List<String> getAvailabilityZonesOfRegion(String userId, String region) {
         return openStackResourceManager.getAvailabilityZonesOfRegion(userId, region);
     }
diff --git a/plugins/scs/pom.xml b/plugins/scs/pom.xml
index e9a20211d..b2fdc6ea9 100644
--- a/plugins/scs/pom.xml
+++ b/plugins/scs/pom.xml
@@ -64,5 +64,10 @@
                 </exclusion>
             </exclusions>
         </dependency>
+        <dependency>
+            <groupId>org.eclipse.xpanse.modules</groupId>
+            <artifactId>cache</artifactId>
+            <version>${project.version}</version>
+        </dependency>
     </dependencies>
 </project>
\ No newline at end of file
diff --git a/plugins/scs/src/main/java/org/eclipse/xpanse/plugins/scs/ScsOrchestratorPlugin.java b/plugins/scs/src/main/java/org/eclipse/xpanse/plugins/scs/ScsOrchestratorPlugin.java
index 3abaaab0d..4181761fd 100644
--- a/plugins/scs/src/main/java/org/eclipse/xpanse/plugins/scs/ScsOrchestratorPlugin.java
+++ b/plugins/scs/src/main/java/org/eclipse/xpanse/plugins/scs/ScsOrchestratorPlugin.java
@@ -13,6 +13,7 @@
 import java.util.List;
 import java.util.Map;
 import lombok.extern.slf4j.Slf4j;
+import org.eclipse.xpanse.modules.cache.consts.CacheNames;
 import org.eclipse.xpanse.modules.models.billing.FlavorPriceResult;
 import org.eclipse.xpanse.modules.models.common.enums.Csp;
 import org.eclipse.xpanse.modules.models.credential.AbstractCredentialInfo;
@@ -35,6 +36,7 @@
 import org.eclipse.xpanse.plugins.scs.price.ScsPriceCalculator;
 import org.eclipse.xpanse.plugins.scs.resourcehandler.ScsTerraformResourceHandler;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Component;
 
 /**
@@ -73,6 +75,7 @@ public List<String> getExistingResourceNamesWithKind(String userId, String regio
     }
 
     @Override
+    @Cacheable(CacheNames.REGION_AZ_CACHE_NAME)
     public List<String> getAvailabilityZonesOfRegion(String userId, String region) {
         return scsResourceManager.getAvailabilityZonesOfRegion(userId, region);
     }
diff --git a/runtime/src/main/java/org/eclipse/xpanse/runtime/XpanseApplication.java b/runtime/src/main/java/org/eclipse/xpanse/runtime/XpanseApplication.java
index 8a9e06c79..b10ff55ef 100644
--- a/runtime/src/main/java/org/eclipse/xpanse/runtime/XpanseApplication.java
+++ b/runtime/src/main/java/org/eclipse/xpanse/runtime/XpanseApplication.java
@@ -12,6 +12,7 @@
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.boot.autoconfigure.domain.EntityScan;
 import org.springframework.boot.autoconfigure.security.servlet.SecurityAutoConfiguration;
+import org.springframework.cache.annotation.EnableCaching;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
 import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
@@ -21,6 +22,7 @@
 /**
  * Main entry class to xpanse runtime. This class can be directly executed to start the server.
  */
+@EnableCaching
 @EnableRetry
 @EnableAsync(proxyTargetClass = true)
 @EnableJpaRepositories(basePackages = "org.eclipse.xpanse")
diff --git a/runtime/src/main/resources/application.properties b/runtime/src/main/resources/application.properties
index 62ced778b..e65ad4372 100644
--- a/runtime/src/main/resources/application.properties
+++ b/runtime/src/main/resources/application.properties
@@ -49,4 +49,5 @@ http.request.retry.delay.milliseconds=1000
 huaweicloud.auto.approve.service.template.enabled=false
 flexibleengine.auto.approve.service.template.enabled=false
 openstack.auto.approve.service.template.enabled=false
-scs.auto.approve.service.template.enabled=false
\ No newline at end of file
+scs.auto.approve.service.template.enabled=false
+region.azs.cache.expire.time.in.minutes=60
\ No newline at end of file