diff --git a/src/main/java/com/techsor/datacenter/sender/dao/DeviceAlertConfigDao.java b/src/main/java/com/techsor/datacenter/sender/dao/DeviceAlertConfigDao.java
index 7136f2a..c5a5fa9 100644
--- a/src/main/java/com/techsor/datacenter/sender/dao/DeviceAlertConfigDao.java
+++ b/src/main/java/com/techsor/datacenter/sender/dao/DeviceAlertConfigDao.java
@@ -2,6 +2,7 @@ package com.techsor.datacenter.sender.dao;
 
 import com.techsor.datacenter.sender.dto.DeviceAlertInfo;
 import com.techsor.datacenter.sender.entitiy.DeviceAlertConfigEntity;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.stereotype.Component;
 
@@ -31,6 +32,7 @@ public class DeviceAlertConfigDao {
 
     **/
 
+    @Cacheable(value = "DeviceAlertConfigDao::selectCurrentDeviceAlertConfigByDeviceId", key = "#deviceId")
     public List<DeviceAlertConfigEntity> selectCurrentDeviceAlertConfigByDeviceId(Long deviceId){
         String sql="select * from device_alert_config where device_config_id="+deviceId+" and flag!=1";
 
diff --git a/src/main/java/com/techsor/datacenter/sender/dao/DeviceAlertTemplateBindDao.java b/src/main/java/com/techsor/datacenter/sender/dao/DeviceAlertTemplateBindDao.java
index 5b8c7d9..11c6d35 100644
--- a/src/main/java/com/techsor/datacenter/sender/dao/DeviceAlertTemplateBindDao.java
+++ b/src/main/java/com/techsor/datacenter/sender/dao/DeviceAlertTemplateBindDao.java
@@ -1,6 +1,7 @@
 package com.techsor.datacenter.sender.dao;
 
 
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.stereotype.Component;
 
@@ -13,6 +14,7 @@ public class DeviceAlertTemplateBindDao {
     @Resource
     private JdbcTemplate jdbcTemplate;
 
+    @Cacheable(value = "DeviceAlertTemplateBindDao::selectDeviceAlertTemplateBindByDeviceId", key = "#deviceId")
     public List<Long> selectDeviceAlertTemplateBindByDeviceId(Long deviceId){
         String sql="select device_alert_template_id from device_alert_template_bind where device_info_id="+deviceId;
         return this.jdbcTemplate.query(sql,(rs, rowNum)-> rs.getLong("device_alert_template_id"));
diff --git a/src/main/java/com/techsor/datacenter/sender/dao/DeviceAlertTemplateDao.java b/src/main/java/com/techsor/datacenter/sender/dao/DeviceAlertTemplateDao.java
index 672293b..b9b3318 100644
--- a/src/main/java/com/techsor/datacenter/sender/dao/DeviceAlertTemplateDao.java
+++ b/src/main/java/com/techsor/datacenter/sender/dao/DeviceAlertTemplateDao.java
@@ -1,6 +1,7 @@
 package com.techsor.datacenter.sender.dao;
 
 import com.techsor.datacenter.sender.entitiy.DeviceAlertTemplateEntity;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.stereotype.Component;
 
@@ -35,6 +36,7 @@ public class DeviceAlertTemplateDao {
     @Resource
     private JdbcTemplate jdbcTemplate;
 
+    @Cacheable(value = "DeviceAlertTemplateDao::selectDeviceAlertTemplatesByDeviceId", key = "#deviceId")
     public List<DeviceAlertInfo> selectDeviceAlertTemplatesByDeviceId(Long deviceId) {
         String sql = "SELECT tmp.id, " +
                 "tmp.company_id AS companyId, " +
diff --git a/src/main/java/com/techsor/datacenter/sender/dao/DeviceDao.java b/src/main/java/com/techsor/datacenter/sender/dao/DeviceDao.java
index 305971c..942ad81 100644
--- a/src/main/java/com/techsor/datacenter/sender/dao/DeviceDao.java
+++ b/src/main/java/com/techsor/datacenter/sender/dao/DeviceDao.java
@@ -225,8 +225,9 @@ public class DeviceDao {
                 });
         return dataList;
     }
-    
-    
+
+
+    @Cacheable(value = "DeviceDao::getDeviceInfo", key = "#deviceId")
     public List<DeviceInfoVO> getDeviceInfo(String deviceId){
         if (StringUtils.isEmpty(deviceId)){
             return new ArrayList<>();
diff --git a/src/main/java/com/techsor/datacenter/sender/dao/DeviceForwardConfigDao.java b/src/main/java/com/techsor/datacenter/sender/dao/DeviceForwardConfigDao.java
index 6dc8446..bdf146a 100644
--- a/src/main/java/com/techsor/datacenter/sender/dao/DeviceForwardConfigDao.java
+++ b/src/main/java/com/techsor/datacenter/sender/dao/DeviceForwardConfigDao.java
@@ -1,6 +1,7 @@
 package com.techsor.datacenter.sender.dao;
 
 import com.techsor.datacenter.sender.entitiy.DeviceForwardConfigEntity;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.stereotype.Component;
 
@@ -14,6 +15,7 @@ public class DeviceForwardConfigDao {
     private JdbcTemplate jdbcTemplate ;
 
 
+    @Cacheable(value = "DeviceForwardConfigDao::selectDeviceForwardConfigByDeviceId", key = "#deviceId")
     public List<DeviceForwardConfigEntity> selectDeviceForwardConfigByDeviceId(Long deviceId){
         String sql="select * from device_forward_config where device_id="+deviceId;
         sql=String.format(sql,deviceId);
diff --git a/src/main/java/com/techsor/datacenter/sender/dao/MqttConfigDao.java b/src/main/java/com/techsor/datacenter/sender/dao/MqttConfigDao.java
index 3716cd4..bb0bac1 100644
--- a/src/main/java/com/techsor/datacenter/sender/dao/MqttConfigDao.java
+++ b/src/main/java/com/techsor/datacenter/sender/dao/MqttConfigDao.java
@@ -3,6 +3,7 @@ package com.techsor.datacenter.sender.dao;
 import com.techsor.datacenter.sender.entitiy.MqttConfigEntity;
 import com.techsor.datacenter.sender.entitiy.bastatus.BaStatusEntity;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.stereotype.Component;
 
@@ -23,6 +24,7 @@ public class MqttConfigDao {
      * @param purposeType 
      * @return
      */
+    @Cacheable(value = "MqttConfigDao::getByDeviceId", key = "#deviceId + '::' + #purposeType")
     public List<MqttConfigEntity> getByDeviceId(String deviceId, int purposeType) {
         String sql="SELECT "
         		+ "bmqtt.id mqttId, bmqtt.company_id, bcomp.company_name, "