diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/dao/Product.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/dao/Product.java
deleted file mode 100644
index b2636a10..00000000
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/dao/Product.java
+++ /dev/null
@@ -1,42 +0,0 @@
-package org.linlinjava.litemall.admin.dao;
-
-import java.math.BigDecimal;
-
-public class Product {
-    String[] specifications;
-    BigDecimal price;
-    Integer number;
-    String url;
-
-    public String[] getSpecifications() {
-        return specifications;
-    }
-
-    public void setSpecifications(String[] specifications) {
-        this.specifications = specifications;
-    }
-
-    public BigDecimal getPrice() {
-        return price;
-    }
-
-    public void setPrice(BigDecimal price) {
-        this.price = price;
-    }
-
-    public Integer getNumber() {
-        return number;
-    }
-
-    public void setNumber(Integer number) {
-        this.number = number;
-    }
-
-    public String getUrl() {
-        return url;
-    }
-
-    public void setUrl(String url) {
-        this.url = url;
-    }
-}
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/dao/GoodsAllinone.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/dto/GoodsAllinone.java
similarity index 92%
rename from litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/dao/GoodsAllinone.java
rename to litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/dto/GoodsAllinone.java
index 84c037fa..5bd93c50 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/dao/GoodsAllinone.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/dto/GoodsAllinone.java
@@ -1,4 +1,4 @@
-package org.linlinjava.litemall.admin.dao;
+package org.linlinjava.litemall.admin.dto;
 
 import org.linlinjava.litemall.db.domain.LitemallGoods;
 import org.linlinjava.litemall.db.domain.LitemallGoodsAttribute;
@@ -9,7 +9,6 @@ public class GoodsAllinone {
     LitemallGoods goods;
     LitemallGoodsSpecification[] specifications;
     LitemallGoodsAttribute[] attributes;
-    // 这里采用 Product 再转换到 LitemallGoodsProduct
     LitemallGoodsProduct[] products;
 
     public LitemallGoods getGoods() {
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/service/AdminGoodsService.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/service/AdminGoodsService.java
index df98de11..9ac2fc05 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/service/AdminGoodsService.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/service/AdminGoodsService.java
@@ -3,8 +3,8 @@ package org.linlinjava.litemall.admin.service;
 import com.github.pagehelper.PageInfo;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
-import org.linlinjava.litemall.admin.dao.GoodsAllinone;
-import org.linlinjava.litemall.admin.util.CatVo;
+import org.linlinjava.litemall.admin.dto.GoodsAllinone;
+import org.linlinjava.litemall.admin.vo.CatVo;
 import org.linlinjava.litemall.core.qcode.QCodeService;
 import org.linlinjava.litemall.core.util.ResponseUtil;
 import org.linlinjava.litemall.db.domain.*;
@@ -21,7 +21,6 @@ import java.util.List;
 import java.util.Map;
 
 import static org.linlinjava.litemall.admin.util.AdminResponseCode.GOODS_NAME_EXIST;
-import static org.linlinjava.litemall.admin.util.AdminResponseCode.GOODS_UPDATE_NOT_ALLOWED;
 
 @Service
 public class AdminGoodsService {
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/PermissionUtil.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/PermissionUtil.java
index 3a095b9d..4c9991ac 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/PermissionUtil.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/PermissionUtil.java
@@ -4,6 +4,7 @@ import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.lang3.reflect.MethodUtils;
 import org.apache.shiro.authz.annotation.RequiresPermissions;
 import org.linlinjava.litemall.admin.annotation.RequiresPermissionsDesc;
+import org.linlinjava.litemall.admin.vo.PermVo;
 import org.springframework.context.ApplicationContext;
 import org.springframework.core.annotation.AnnotationUtils;
 import org.springframework.stereotype.Controller;
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/CatVo.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/CatVo.java
similarity index 92%
rename from litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/CatVo.java
rename to litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/CatVo.java
index 033bb944..05a04df2 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/CatVo.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/CatVo.java
@@ -1,4 +1,4 @@
-package org.linlinjava.litemall.admin.util;
+package org.linlinjava.litemall.admin.vo;
 
 import java.util.List;
 
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/CategoryVO.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/CategoryVo.java
similarity index 88%
rename from litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/CategoryVO.java
rename to litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/CategoryVo.java
index da3a1b87..27fe89ef 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/CategoryVO.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/CategoryVo.java
@@ -2,7 +2,7 @@ package org.linlinjava.litemall.admin.vo;
 
 import java.util.List;
 
-public class CategoryVO {
+public class CategoryVo {
     private Integer id;
     private String name;
     private String keywords;
@@ -10,13 +10,13 @@ public class CategoryVO {
     private String iconUrl;
     private String picUrl;
     private String level;
-    private List<CategoryVO> children;
+    private List<CategoryVo> children;
 
-    public List<CategoryVO> getChildren() {
+    public List<CategoryVo> getChildren() {
         return children;
     }
 
-    public void setChildren(List<CategoryVO> children) {
+    public void setChildren(List<CategoryVo> children) {
         this.children = children;
     }
 
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/PermVo.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/PermVo.java
similarity index 94%
rename from litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/PermVo.java
rename to litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/PermVo.java
index 83c6055a..6bd3958a 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/PermVo.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/PermVo.java
@@ -1,4 +1,4 @@
-package org.linlinjava.litemall.admin.util;
+package org.linlinjava.litemall.admin.vo;
 
 import java.util.List;
 
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/RegionVO.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/RegionVo.java
similarity index 82%
rename from litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/RegionVO.java
rename to litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/RegionVo.java
index 56e46f4b..1ca43e2f 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/RegionVO.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/RegionVo.java
@@ -2,13 +2,13 @@ package org.linlinjava.litemall.admin.vo;
 
 import java.util.List;
 
-public class RegionVO {
+public class RegionVo {
     private Integer id;
     private String name;
     private Byte type;
     private Integer code;
 
-    private List<RegionVO> children;
+    private List<RegionVo> children;
 
     public Integer getId() {
         return id;
@@ -18,7 +18,7 @@ public class RegionVO {
         this.id = id;
     }
 
-    public List<RegionVO> getChildren() {
+    public List<RegionVo> getChildren() {
         return children;
     }
 
@@ -46,7 +46,7 @@ public class RegionVO {
         this.code = code;
     }
 
-    public void setChildren(List<RegionVO> children) {
+    public void setChildren(List<RegionVo> children) {
         this.children = children;
     }
 }
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/StatVo.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/StatVo.java
similarity index 92%
rename from litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/StatVo.java
rename to litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/StatVo.java
index 04005d25..dcd9c76b 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/util/StatVo.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/vo/StatVo.java
@@ -1,4 +1,4 @@
-package org.linlinjava.litemall.admin.util;
+package org.linlinjava.litemall.admin.vo;
 
 import java.util.ArrayList;
 import java.util.Arrays;
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminCategoryController.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminCategoryController.java
index 347f492c..9bc40264 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminCategoryController.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminCategoryController.java
@@ -1,14 +1,11 @@
 package org.linlinjava.litemall.admin.web;
 
-import com.github.pagehelper.PageInfo;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.shiro.authz.annotation.RequiresPermissions;
 import org.linlinjava.litemall.admin.annotation.RequiresPermissionsDesc;
-import org.linlinjava.litemall.admin.vo.CategoryVO;
+import org.linlinjava.litemall.admin.vo.CategoryVo;
 import org.linlinjava.litemall.core.util.ResponseUtil;
-import org.linlinjava.litemall.core.validator.Order;
-import org.linlinjava.litemall.core.validator.Sort;
 import org.linlinjava.litemall.db.domain.LitemallCategory;
 import org.linlinjava.litemall.db.service.LitemallCategoryService;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -35,11 +32,11 @@ public class AdminCategoryController {
     @RequiresPermissionsDesc(menu={"商场管理" , "类目管理"}, button="查询")
     @GetMapping("/list")
     public Object list() {
-        List<CategoryVO> categoryVOList = new ArrayList<>();
+        List<CategoryVo> categoryVoList = new ArrayList<>();
 
         List<LitemallCategory> categoryList = categoryService.queryByPid(0);
         for(LitemallCategory category : categoryList){
-            CategoryVO categoryVO = new CategoryVO();
+            CategoryVo categoryVO = new CategoryVo();
             categoryVO.setId(category.getId());
             categoryVO.setDesc(category.getDesc());
             categoryVO.setIconUrl(category.getIconUrl());
@@ -48,26 +45,26 @@ public class AdminCategoryController {
             categoryVO.setName(category.getName());
             categoryVO.setLevel(category.getLevel());
 
-            List<CategoryVO> children = new ArrayList<>();
+            List<CategoryVo> children = new ArrayList<>();
             List<LitemallCategory> subCategoryList = categoryService.queryByPid(category.getId());
             for(LitemallCategory subCategory : subCategoryList){
-                CategoryVO subCategoryVO = new CategoryVO();
-                subCategoryVO.setId(subCategory.getId());
-                subCategoryVO.setDesc(subCategory.getDesc());
-                subCategoryVO.setIconUrl(subCategory.getIconUrl());
-                subCategoryVO.setPicUrl(subCategory.getPicUrl());
-                subCategoryVO.setKeywords(subCategory.getKeywords());
-                subCategoryVO.setName(subCategory.getName());
-                subCategoryVO.setLevel(subCategory.getLevel());
+                CategoryVo subCategoryVo = new CategoryVo();
+                subCategoryVo.setId(subCategory.getId());
+                subCategoryVo.setDesc(subCategory.getDesc());
+                subCategoryVo.setIconUrl(subCategory.getIconUrl());
+                subCategoryVo.setPicUrl(subCategory.getPicUrl());
+                subCategoryVo.setKeywords(subCategory.getKeywords());
+                subCategoryVo.setName(subCategory.getName());
+                subCategoryVo.setLevel(subCategory.getLevel());
 
-                children.add(subCategoryVO);
+                children.add(subCategoryVo);
             }
 
             categoryVO.setChildren(children);
-            categoryVOList.add(categoryVO);
+            categoryVoList.add(categoryVO);
         }
 
-        return ResponseUtil.ok(categoryVOList);
+        return ResponseUtil.ok(categoryVoList);
     }
 
     private Object validate(LitemallCategory category) {
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminGoodsController.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminGoodsController.java
index 120f5ec1..edf2792a 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminGoodsController.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminGoodsController.java
@@ -4,7 +4,7 @@ import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.shiro.authz.annotation.RequiresPermissions;
 import org.linlinjava.litemall.admin.annotation.RequiresPermissionsDesc;
-import org.linlinjava.litemall.admin.dao.GoodsAllinone;
+import org.linlinjava.litemall.admin.dto.GoodsAllinone;
 import org.linlinjava.litemall.admin.service.AdminGoodsService;
 import org.linlinjava.litemall.core.validator.Order;
 import org.linlinjava.litemall.core.validator.Sort;
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminRegionController.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminRegionController.java
index bfc82727..133b7166 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminRegionController.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminRegionController.java
@@ -1,26 +1,20 @@
 package org.linlinjava.litemall.admin.web;
 
-import com.github.pagehelper.PageInfo;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
-import org.linlinjava.litemall.admin.vo.RegionVO;
+import org.linlinjava.litemall.admin.vo.RegionVo;
 import org.linlinjava.litemall.core.util.ResponseUtil;
-import org.linlinjava.litemall.core.validator.Order;
-import org.linlinjava.litemall.core.validator.Sort;
 import org.linlinjava.litemall.db.domain.LitemallRegion;
 import org.linlinjava.litemall.db.service.LitemallRegionService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 import javax.validation.constraints.NotNull;
 import java.util.ArrayList;
-import java.util.HashMap;
 import java.util.List;
-import java.util.Map;
 
 @RestController
 @RequestMapping("/admin/region")
@@ -39,29 +33,29 @@ public class AdminRegionController {
 
     @GetMapping("/list")
     public Object list() {
-        List<RegionVO> regionVOList = new ArrayList<>();
+        List<RegionVo> regionVoList = new ArrayList<>();
 
         List<LitemallRegion> provinceList = regionService.queryByPid(0);
         for(LitemallRegion province : provinceList){
-            RegionVO provinceVO = new RegionVO();
+            RegionVo provinceVO = new RegionVo();
             provinceVO.setId(province.getId());
             provinceVO.setName(province.getName());
             provinceVO.setCode(province.getCode());
             provinceVO.setType(province.getType());
 
             List<LitemallRegion> cityList = regionService.queryByPid(province.getId());
-            List<RegionVO> cityVOList = new ArrayList<>();
+            List<RegionVo> cityVOList = new ArrayList<>();
             for(LitemallRegion city : cityList){
-                RegionVO cityVO = new RegionVO();
+                RegionVo cityVO = new RegionVo();
                 cityVO.setId(city.getId());
                 cityVO.setName(city.getName());
                 cityVO.setCode(city.getCode());
                 cityVO.setType(city.getType());
 
                 List<LitemallRegion> areaList = regionService.queryByPid(city.getId());
-                List<RegionVO> areaVOList = new ArrayList<>();
+                List<RegionVo> areaVOList = new ArrayList<>();
                 for(LitemallRegion area : areaList){
-                    RegionVO areaVO = new RegionVO();
+                    RegionVo areaVO = new RegionVo();
                     areaVO.setId(area.getId());
                     areaVO.setName(area.getName());
                     areaVO.setCode(area.getCode());
@@ -73,9 +67,9 @@ public class AdminRegionController {
                 cityVOList.add(cityVO);
             }
             provinceVO.setChildren(cityVOList);
-            regionVOList.add(provinceVO);
+            regionVoList.add(provinceVO);
         }
 
-        return ResponseUtil.ok(regionVOList);
+        return ResponseUtil.ok(regionVoList);
     }
 }
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminRoleController.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminRoleController.java
index 44bb645e..6d3df828 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminRoleController.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminRoleController.java
@@ -3,12 +3,10 @@ package org.linlinjava.litemall.admin.web;
 import com.github.pagehelper.PageInfo;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
-import org.apache.shiro.SecurityUtils;
 import org.apache.shiro.authz.annotation.RequiresPermissions;
-import org.apache.shiro.subject.Subject;
 import org.linlinjava.litemall.admin.annotation.RequiresPermissionsDesc;
 import org.linlinjava.litemall.admin.util.AdminResponseCode;
-import org.linlinjava.litemall.admin.util.PermVo;
+import org.linlinjava.litemall.admin.vo.PermVo;
 import org.linlinjava.litemall.admin.util.Permission;
 import org.linlinjava.litemall.admin.util.PermissionUtil;
 import org.linlinjava.litemall.core.util.JacksonUtil;
@@ -16,7 +14,6 @@ import org.linlinjava.litemall.core.util.ResponseUtil;
 import org.linlinjava.litemall.core.validator.Order;
 import org.linlinjava.litemall.core.validator.Sort;
 import org.linlinjava.litemall.db.domain.LitemallAdmin;
-import org.linlinjava.litemall.db.domain.LitemallBrand;
 import org.linlinjava.litemall.db.domain.LitemallPermission;
 import org.linlinjava.litemall.db.domain.LitemallRole;
 import org.linlinjava.litemall.db.service.LitemallAdminService;
diff --git a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminStatController.java b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminStatController.java
index a0832005..90b4a05c 100644
--- a/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminStatController.java
+++ b/litemall-admin-api/src/main/java/org/linlinjava/litemall/admin/web/AdminStatController.java
@@ -4,7 +4,7 @@ import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.shiro.authz.annotation.RequiresPermissions;
 import org.linlinjava.litemall.admin.annotation.RequiresPermissionsDesc;
-import org.linlinjava.litemall.admin.util.StatVo;
+import org.linlinjava.litemall.admin.vo.StatVo;
 import org.linlinjava.litemall.core.util.ResponseUtil;
 import org.linlinjava.litemall.db.service.StatService;
 import org.springframework.beans.factory.annotation.Autowired;
diff --git a/litemall-admin-api/src/test/java/org/linlinjava/litemall/admin/PermissionTest.java b/litemall-admin-api/src/test/java/org/linlinjava/litemall/admin/PermissionTest.java
index 2f4bc8ec..0906aa2b 100644
--- a/litemall-admin-api/src/test/java/org/linlinjava/litemall/admin/PermissionTest.java
+++ b/litemall-admin-api/src/test/java/org/linlinjava/litemall/admin/PermissionTest.java
@@ -2,7 +2,7 @@ package org.linlinjava.litemall.admin;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.linlinjava.litemall.admin.util.PermVo;
+import org.linlinjava.litemall.admin.vo.PermVo;
 import org.linlinjava.litemall.admin.util.Permission;
 import org.linlinjava.litemall.admin.util.PermissionUtil;
 import org.springframework.beans.factory.annotation.Autowired;
diff --git a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/CaptchaItem.java b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dto/CaptchaItem.java
similarity index 94%
rename from litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/CaptchaItem.java
rename to litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dto/CaptchaItem.java
index 59848e4a..765c9e8e 100644
--- a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/CaptchaItem.java
+++ b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dto/CaptchaItem.java
@@ -1,4 +1,4 @@
-package org.linlinjava.litemall.wx.dao;
+package org.linlinjava.litemall.wx.dto;
 
 import java.time.LocalDateTime;
 
diff --git a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/UserInfo.java b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dto/UserInfo.java
similarity index 96%
rename from litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/UserInfo.java
rename to litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dto/UserInfo.java
index 70f168f8..6b934999 100644
--- a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/UserInfo.java
+++ b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dto/UserInfo.java
@@ -1,4 +1,4 @@
-package org.linlinjava.litemall.wx.dao;
+package org.linlinjava.litemall.wx.dto;
 
 public class UserInfo {
     private String nickName;
diff --git a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/UserToken.java b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dto/UserToken.java
similarity index 96%
rename from litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/UserToken.java
rename to litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dto/UserToken.java
index e890a45c..329473b4 100644
--- a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/UserToken.java
+++ b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dto/UserToken.java
@@ -1,4 +1,4 @@
-package org.linlinjava.litemall.wx.dao;
+package org.linlinjava.litemall.wx.dto;
 
 import java.time.LocalDateTime;
 
diff --git a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/WxLoginInfo.java b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dto/WxLoginInfo.java
similarity index 90%
rename from litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/WxLoginInfo.java
rename to litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dto/WxLoginInfo.java
index 89f072ed..bfa763cf 100644
--- a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/WxLoginInfo.java
+++ b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dto/WxLoginInfo.java
@@ -1,4 +1,4 @@
-package org.linlinjava.litemall.wx.dao;
+package org.linlinjava.litemall.wx.dto;
 
 public class WxLoginInfo {
     private String code;
diff --git a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/service/CaptchaCodeManager.java b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/service/CaptchaCodeManager.java
index 4008c684..8b9ab573 100644
--- a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/service/CaptchaCodeManager.java
+++ b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/service/CaptchaCodeManager.java
@@ -1,6 +1,6 @@
 package org.linlinjava.litemall.wx.service;
 
-import org.linlinjava.litemall.wx.dao.CaptchaItem;
+import org.linlinjava.litemall.wx.dto.CaptchaItem;
 
 import java.time.LocalDateTime;
 import java.util.HashMap;
diff --git a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/service/UserInfoService.java b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/service/UserInfoService.java
index a12c6253..a8182173 100644
--- a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/service/UserInfoService.java
+++ b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/service/UserInfoService.java
@@ -2,7 +2,7 @@ package org.linlinjava.litemall.wx.service;
 
 import org.linlinjava.litemall.db.domain.LitemallUser;
 import org.linlinjava.litemall.db.service.LitemallUserService;
-import org.linlinjava.litemall.wx.dao.UserInfo;
+import org.linlinjava.litemall.wx.dto.UserInfo;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.util.Assert;
diff --git a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/service/UserTokenManager.java b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/service/UserTokenManager.java
index 67717b68..c87147c4 100644
--- a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/service/UserTokenManager.java
+++ b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/service/UserTokenManager.java
@@ -1,7 +1,7 @@
 package org.linlinjava.litemall.wx.service;
 
 import org.linlinjava.litemall.core.util.CharUtil;
-import org.linlinjava.litemall.wx.dao.UserToken;
+import org.linlinjava.litemall.wx.dto.UserToken;
 
 import java.time.LocalDateTime;
 import java.util.HashMap;
diff --git a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/CouponVo.java b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/vo/CouponVo.java
similarity index 97%
rename from litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/CouponVo.java
rename to litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/vo/CouponVo.java
index 5b8150b0..fdbf5984 100644
--- a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/dao/CouponVo.java
+++ b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/vo/CouponVo.java
@@ -1,9 +1,16 @@
-package org.linlinjava.litemall.wx.dao;
+package org.linlinjava.litemall.wx.vo;
 
 import java.time.LocalDateTime;
 
 public class CouponVo {
     private Integer id;
+    private String name;
+    private String desc;
+    private String tag;
+    private String min;
+    private String discount;
+    private LocalDateTime startTime;
+    private LocalDateTime endTime;
 
     public Integer getId() {
         return id;
@@ -13,14 +20,6 @@ public class CouponVo {
         this.id = id;
     }
 
-    private String name;
-    private String desc;
-    private String tag;
-    private String min;
-    private String discount;
-    private LocalDateTime startTime;
-    private LocalDateTime endTime;
-
     public String getName() {
         return name;
     }
diff --git a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxAuthController.java b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxAuthController.java
index 40d0c259..3e4a192f 100644
--- a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxAuthController.java
+++ b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxAuthController.java
@@ -16,9 +16,9 @@ import org.linlinjava.litemall.db.domain.LitemallUser;
 import org.linlinjava.litemall.db.service.CouponAssignService;
 import org.linlinjava.litemall.db.service.LitemallUserService;
 import org.linlinjava.litemall.wx.annotation.LoginUser;
-import org.linlinjava.litemall.wx.dao.UserInfo;
-import org.linlinjava.litemall.wx.dao.UserToken;
-import org.linlinjava.litemall.wx.dao.WxLoginInfo;
+import org.linlinjava.litemall.wx.dto.UserInfo;
+import org.linlinjava.litemall.wx.dto.UserToken;
+import org.linlinjava.litemall.wx.dto.WxLoginInfo;
 import org.linlinjava.litemall.wx.service.CaptchaCodeManager;
 import org.linlinjava.litemall.wx.service.UserTokenManager;
 import org.linlinjava.litemall.core.util.IpUtil;
diff --git a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxCommentController.java b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxCommentController.java
index 953844a6..b371e469 100644
--- a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxCommentController.java
+++ b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxCommentController.java
@@ -11,7 +11,7 @@ import org.linlinjava.litemall.db.service.LitemallGoodsService;
 import org.linlinjava.litemall.db.service.LitemallTopicService;
 import org.linlinjava.litemall.db.service.LitemallUserService;
 import org.linlinjava.litemall.wx.annotation.LoginUser;
-import org.linlinjava.litemall.wx.dao.UserInfo;
+import org.linlinjava.litemall.wx.dto.UserInfo;
 import org.linlinjava.litemall.wx.service.UserInfoService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.validation.annotation.Validated;
diff --git a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxCouponController.java b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxCouponController.java
index 03641a5e..1963e904 100644
--- a/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxCouponController.java
+++ b/litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/web/WxCouponController.java
@@ -13,7 +13,7 @@ import org.linlinjava.litemall.db.domain.LitemallGrouponRules;
 import org.linlinjava.litemall.db.service.*;
 import org.linlinjava.litemall.db.util.CouponConstant;
 import org.linlinjava.litemall.wx.annotation.LoginUser;
-import org.linlinjava.litemall.wx.dao.CouponVo;
+import org.linlinjava.litemall.wx.vo.CouponVo;
 import org.linlinjava.litemall.wx.util.WxResponseCode;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.validation.annotation.Validated;