diff --git a/src/main/java/com/dispose/ability/impl/DpTechBypassAbilityImpl.java b/src/main/java/com/dispose/ability/impl/DpTechBypassAbilityImpl.java
index cdb74d29..1139b0a3 100644
--- a/src/main/java/com/dispose/ability/impl/DpTechBypassAbilityImpl.java
+++ b/src/main/java/com/dispose/ability/impl/DpTechBypassAbilityImpl.java
@@ -45,7 +45,7 @@ public class DpTechBypassAbilityImpl extends DpTechAbilityImpl {
     /**
      * The Dispose service group.
      */
-    private final Hashtable<Long, ServiceInfo> disposeServiceGroup = new Hashtable<>();
+    private final Hashtable<String, ServiceInfo> disposeServiceGroup = new Hashtable<>();
 
     /**
      * The Obj prefix.
@@ -65,6 +65,19 @@ public class DpTechBypassAbilityImpl extends DpTechAbilityImpl {
      */
     private long timerCnt = 0;
 
+    /**
+     * Sync dp tech device info.
+     */
+    private void syncDpTechDeviceInfo() {
+        disposeServiceGroup.values().forEach(v -> {
+
+        });
+    }
+
+    private String getProtectObjectName(String serviceId) {
+        return null;
+    }
+
     /**
      * Init cleanup devices.
      */
diff --git a/src/main/java/com/dispose/mapper/ServiceGroupMapper.java b/src/main/java/com/dispose/mapper/ServiceGroupMapper.java
index a6dad4db..a90d07aa 100644
--- a/src/main/java/com/dispose/mapper/ServiceGroupMapper.java
+++ b/src/main/java/com/dispose/mapper/ServiceGroupMapper.java
@@ -40,5 +40,5 @@ public interface ServiceGroupMapper {
      * @param serviceId the service id
      * @return the int
      */
-    int delServiceGroupByServiceId(@Param("serviceId") Long serviceId);
+    int delServiceGroupByServiceId(@Param("serviceId") String serviceId);
 }
diff --git a/src/main/java/com/dispose/pojo/entity/ServiceInfo.java b/src/main/java/com/dispose/pojo/entity/ServiceInfo.java
index 40fb81ab..73a36588 100644
--- a/src/main/java/com/dispose/pojo/entity/ServiceInfo.java
+++ b/src/main/java/com/dispose/pojo/entity/ServiceInfo.java
@@ -42,7 +42,7 @@ public class ServiceInfo {
     /**
      * The Service id.
      */
-    private Long serviceId;
+    private String serviceId;
 
     /**
      * The Service type.
diff --git a/src/main/resources/db/schema.sql b/src/main/resources/db/schema.sql
index 9b4f4db1..189825d4 100644
--- a/src/main/resources/db/schema.sql
+++ b/src/main/resources/db/schema.sql
@@ -135,7 +135,7 @@ DROP TABLE IF EXISTS `service_group`;
 CREATE TABLE `service_group`
 (
     `id`               int(11) UNSIGNED                                        NOT NULL AUTO_INCREMENT COMMENT '业务ID唯一标识符',
-    `serviceId`        int(11) UNSIGNED                                        NOT NULL COMMENT '业务ID',
+    `serviceId`        varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '业务ID',
     `serviceType`      varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '业务类型：SERVER,WEB,DNS,GAME',
     `serviceBandwidth` int(11)                                                 NOT NULL COMMENT '业务带宽，单位M',
     `serviceIp`        varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '业务IP地址，逗号分割',
diff --git a/src/main/resources/mappers/ServiceGroup.xml b/src/main/resources/mappers/ServiceGroup.xml
index 029a0a6a..1de535f3 100644
--- a/src/main/resources/mappers/ServiceGroup.xml
+++ b/src/main/resources/mappers/ServiceGroup.xml
@@ -3,7 +3,7 @@
 <mapper namespace="com.dispose.mapper.ServiceGroupMapper">
     <resultMap id="service_grp" type="com.dispose.pojo.entity.ServiceInfo">
         <id column="id" property="id"/>
-        <id column = "serviceId" property="serviceId"/>
+        <result column = "serviceId" property="serviceId"/>
         <result column="serviceType" property="serviceType"/>
         <result column="serviceBandwidth" property="serviceBandwidth"/>
         <result column="serviceIp" property="serviceIp"/>
diff --git a/src/main/resources/test_db/unit_test.sql b/src/main/resources/test_db/unit_test.sql
index a8d2f48c..64c7cb14 100644
--- a/src/main/resources/test_db/unit_test.sql
+++ b/src/main/resources/test_db/unit_test.sql
@@ -211,7 +211,7 @@ DROP TABLE IF EXISTS `service_group`;
 CREATE TABLE `service_group`
 (
     `id`               int(11) UNSIGNED                                        NOT NULL AUTO_INCREMENT COMMENT '业务ID唯一标识符',
-    `serviceId`        int(11) UNSIGNED                                        NOT NULL COMMENT '业务ID',
+    `serviceId`        varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '业务ID',
     `serviceType`      varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '业务类型：SERVER,WEB,DNS,GAME',
     `serviceBandwidth` int(11)                                                 NOT NULL COMMENT '业务带宽，单位M',
     `serviceIp`        varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '业务IP地址，逗号分割',