diff --git a/renren-admin/src/main/java/io/renren/modules/activiti/controller/ActTaskController.java b/renren-admin/src/main/java/io/renren/modules/activiti/controller/ActTaskController.java
index 76c6a52d..2fe4e76e 100644
--- a/renren-admin/src/main/java/io/renren/modules/activiti/controller/ActTaskController.java
+++ b/renren-admin/src/main/java/io/renren/modules/activiti/controller/ActTaskController.java
@@ -99,12 +99,18 @@ public class ActTaskController {
     })
 //    @RequiresPermissions("sys:task:all")
     public Result<PageData<TaskDTO>> myToDoTaskPage(@ApiIgnore @RequestParam Map<String, Object> params) {
-        params.put("userId", SecurityUser.getUserId().toString());
+        String userId = SecurityUser.getUserId().toString();
+        params.put("userId", userId);
         PageData<TaskDTO> page = actTaskService.page(params);
         for (TaskDTO taskDTO : page.getList()) {
             if (!StringUtils.isEmpty(taskDTO.getAssignee())) {
                 SysUserDTO userDTO = sysUserService.get(Long.valueOf(taskDTO.getAssignee()));
                 taskDTO.setAssigneeName(userDTO.getRealName());
+                if (userId.equals(taskDTO.getAssignee())) {
+                    taskDTO.setSynergism(Boolean.FALSE);
+                } else {
+                    taskDTO.setSynergism(Boolean.FALSE);
+                }
             }
         }
 
diff --git a/renren-admin/src/main/java/io/renren/modules/activiti/dto/TaskDTO.java b/renren-admin/src/main/java/io/renren/modules/activiti/dto/TaskDTO.java
index e3dfa9fc..c666d17a 100644
--- a/renren-admin/src/main/java/io/renren/modules/activiti/dto/TaskDTO.java
+++ b/renren-admin/src/main/java/io/renren/modules/activiti/dto/TaskDTO.java
@@ -100,6 +100,8 @@ public class TaskDTO {
 
     @ApiModelProperty(value = "提供部门")
     private String provideDept;
+    @ApiModelProperty(value = "是否为审核组内协助任务")
+    private Boolean synergism;
 
 
     @Override
diff --git a/renren-admin/src/main/java/io/renren/modules/sys/service/impl/SysUserServiceImpl.java b/renren-admin/src/main/java/io/renren/modules/sys/service/impl/SysUserServiceImpl.java
index 53e5588d..ee946119 100644
--- a/renren-admin/src/main/java/io/renren/modules/sys/service/impl/SysUserServiceImpl.java
+++ b/renren-admin/src/main/java/io/renren/modules/sys/service/impl/SysUserServiceImpl.java
@@ -1,6 +1,5 @@
 package io.renren.modules.sys.service.impl;
 
-import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
@@ -28,12 +27,12 @@ import io.renren.modules.sys.enums.JhDeptsEnum;
 import io.renren.modules.sys.enums.SuperAdminEnum;
 import io.renren.modules.sys.service.*;
 import lombok.extern.log4j.Log4j2;
-import org.apache.commons.lang3.ObjectUtils;
 import org.h2.util.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -78,6 +77,8 @@ public class SysUserServiceImpl extends BaseServiceImpl<SysUserDao, SysUserEntit
     @Value("${spring.datasource.druid.password}")
     private String password;
 
+    static final String sysUserDTOByIdKey = "SysUserDTOById";
+
     private static final Logger logger = LoggerFactory.getLogger(SysUserController.class);
 
 
@@ -125,6 +126,7 @@ public class SysUserServiceImpl extends BaseServiceImpl<SysUserDao, SysUserEntit
     }
 
     @Override
+    @Cacheable(value = sysUserDTOByIdKey, key = "#p0")
     public SysUserDTO get(Long id) {
         SysUserEntity entity = baseDao.getById(id);
 
diff --git a/renren-admin/src/main/resources/ehcache.xml b/renren-admin/src/main/resources/ehcache.xml
index 89011744..ea90c19b 100644
--- a/renren-admin/src/main/resources/ehcache.xml
+++ b/renren-admin/src/main/resources/ehcache.xml
@@ -100,4 +100,14 @@
            diskPersistent="true"
            memoryStoreEvictionPolicy="LRU"/>
 
+    <!-- SysUserDTOById缓存 -->
+    <cache name="SysUserDTOById"
+           maxElementsInMemory="10000"
+           eternal="false"
+           timeToIdleSeconds="6"
+           timeToLiveSeconds="30"
+           overflowToDisk="true"
+           diskPersistent="true"
+           memoryStoreEvictionPolicy="LRU"/>
+
 </ehcache>
\ No newline at end of file