diff --git a/src/main/java/xyz/playedu/api/controller/backend/DashboardController.java b/src/main/java/xyz/playedu/api/controller/backend/DashboardController.java
index 6ff31c7..7ed70a5 100644
--- a/src/main/java/xyz/playedu/api/controller/backend/DashboardController.java
+++ b/src/main/java/xyz/playedu/api/controller/backend/DashboardController.java
@@ -1,9 +1,13 @@
 package xyz.playedu.api.controller.backend;
 
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
+import xyz.playedu.api.constant.BackendConstant;
 import xyz.playedu.api.constant.SystemConstant;
+import xyz.playedu.api.domain.UserLearnDurationStats;
+import xyz.playedu.api.service.*;
 import xyz.playedu.api.types.JsonResponse;
 
 import java.util.HashMap;
@@ -16,11 +20,49 @@ import java.util.HashMap;
 @RequestMapping("/backend/v1/dashboard")
 public class DashboardController {
 
+    @Autowired
+    private AdminUserService adminUserService;
+
+    @Autowired
+    private ResourceCategoryService resourceCategoryService;
+
+    @Autowired
+    private UserService userService;
+
+    @Autowired
+    private CourseService courseService;
+
+    @Autowired
+    private DepartmentService departmentService;
+
+    @Autowired
+    private ResourceService resourceService;
+
+    @Autowired
+    private UserLearnDurationStatsService userLearnDurationStatsService;
+
     @GetMapping("/index")
     public JsonResponse index() {
         HashMap<String, Object> data = new HashMap<>();
         data.put("version", SystemConstant.VERSION);
 
+        data.put("user_total", userService.total());//总学员数量
+        data.put("user_today", userService.todayCount());//今日注册学员数量
+        data.put("user_yesterday", userService.yesterdayCount());//昨日注册学员数量
+
+        data.put("course_total", courseService.total());//线上课数量
+
+        data.put("department_total", departmentService.total());
+        data.put("resource_category_total", resourceCategoryService.total());
+        data.put("admin_user_total", adminUserService.total());
+
+        data.put("resource_video_total", resourceService.total(BackendConstant.RESOURCE_TYPE_VIDEO));
+        data.put("resource_image_total", resourceService.total(BackendConstant.RESOURCE_TYPE_IMAGE));
+
+        data.put("user_learn_today", userLearnDurationStatsService.todayTotal());
+        data.put("user_learn_yesterday", userLearnDurationStatsService.yesterdayTotal());
+        data.put("user_learn_top10", userLearnDurationStatsService.top10());
+
         return JsonResponse.data(data);
     }
 
diff --git a/src/main/java/xyz/playedu/api/domain/UserLearnDurationRecord.java b/src/main/java/xyz/playedu/api/domain/UserLearnDurationRecord.java
index 3e744aa..dbac266 100644
--- a/src/main/java/xyz/playedu/api/domain/UserLearnDurationRecord.java
+++ b/src/main/java/xyz/playedu/api/domain/UserLearnDurationRecord.java
@@ -6,6 +6,8 @@ import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
 import java.io.Serializable;
 import java.util.Date;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
 import lombok.Data;
 
 /**
@@ -24,11 +26,13 @@ public class UserLearnDurationRecord implements Serializable {
     /**
      * 
      */
+    @JsonProperty("user_id")
     private Integer userId;
 
     /**
      * 
      */
+    @JsonProperty("created_date")
     private Date createdDate;
 
     /**
@@ -39,21 +43,25 @@ public class UserLearnDurationRecord implements Serializable {
     /**
      * 开始时间
      */
+    @JsonProperty("start_at")
     private Date startAt;
 
     /**
      * 结束时间
      */
+    @JsonProperty("end_at")
     private Date endAt;
 
     /**
      * 
      */
+    @JsonProperty("course_id")
     private Integer courseId;
 
     /**
      * 
      */
+    @JsonProperty("hour_id")
     private Integer hourId;
 
     @TableField(exist = false)
diff --git a/src/main/java/xyz/playedu/api/domain/UserLearnDurationStats.java b/src/main/java/xyz/playedu/api/domain/UserLearnDurationStats.java
index cd3e9e5..07c5b08 100644
--- a/src/main/java/xyz/playedu/api/domain/UserLearnDurationStats.java
+++ b/src/main/java/xyz/playedu/api/domain/UserLearnDurationStats.java
@@ -6,6 +6,8 @@ import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
 import java.io.Serializable;
 import java.util.Date;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
 import lombok.Data;
 
 /**
@@ -24,6 +26,7 @@ public class UserLearnDurationStats implements Serializable {
     /**
      * 
      */
+    @JsonProperty("user_id")
     private Integer userId;
 
     /**
@@ -34,6 +37,7 @@ public class UserLearnDurationStats implements Serializable {
     /**
      * 
      */
+    @JsonProperty("created_date")
     private Date createdDate;
 
     @TableField(exist = false)
diff --git a/src/main/java/xyz/playedu/api/service/AdminUserService.java b/src/main/java/xyz/playedu/api/service/AdminUserService.java
index 73a1701..61fe403 100644
--- a/src/main/java/xyz/playedu/api/service/AdminUserService.java
+++ b/src/main/java/xyz/playedu/api/service/AdminUserService.java
@@ -42,4 +42,6 @@ public interface AdminUserService extends IService<AdminUser> {
     void passwordChange(AdminUser user, String password);
 
     List<AdminUser> chunks(List<Integer> ids);
+
+    Long total();
 }
diff --git a/src/main/java/xyz/playedu/api/service/CourseService.java b/src/main/java/xyz/playedu/api/service/CourseService.java
index 8c73d2f..f421c10 100644
--- a/src/main/java/xyz/playedu/api/service/CourseService.java
+++ b/src/main/java/xyz/playedu/api/service/CourseService.java
@@ -51,4 +51,6 @@ public interface CourseService extends IService<Course> {
     Map<Integer, List<Integer>> getCategoryIdsGroup(List<Integer> courseIds);
 
     Map<Integer, List<Integer>> getDepIdsGroup(List<Integer> courseIds);
+
+    Long total();
 }
diff --git a/src/main/java/xyz/playedu/api/service/DepartmentService.java b/src/main/java/xyz/playedu/api/service/DepartmentService.java
index 7de6cfc..9f4b7e4 100644
--- a/src/main/java/xyz/playedu/api/service/DepartmentService.java
+++ b/src/main/java/xyz/playedu/api/service/DepartmentService.java
@@ -45,4 +45,6 @@ public interface DepartmentService extends IService<Department> {
     Map<Integer, List<Department>> groupByParent();
 
     Map<Integer, String> id2name();
+
+    Long total();
 }
diff --git a/src/main/java/xyz/playedu/api/service/ResourceCategoryService.java b/src/main/java/xyz/playedu/api/service/ResourceCategoryService.java
index 360449c..22108c4 100644
--- a/src/main/java/xyz/playedu/api/service/ResourceCategoryService.java
+++ b/src/main/java/xyz/playedu/api/service/ResourceCategoryService.java
@@ -41,4 +41,6 @@ public interface ResourceCategoryService extends IService<ResourceCategory> {
     Map<Integer, List<ResourceCategory>> groupByParent();
 
     Map<Integer, String> id2name();
+
+    Long total();
 }
diff --git a/src/main/java/xyz/playedu/api/service/UserLearnDurationStatsService.java b/src/main/java/xyz/playedu/api/service/UserLearnDurationStatsService.java
index 8415f92..e7a27d1 100644
--- a/src/main/java/xyz/playedu/api/service/UserLearnDurationStatsService.java
+++ b/src/main/java/xyz/playedu/api/service/UserLearnDurationStatsService.java
@@ -3,6 +3,8 @@ package xyz.playedu.api.service;
 import xyz.playedu.api.domain.UserLearnDurationStats;
 import com.baomidou.mybatisplus.extension.service.IService;
 
+import java.util.List;
+
 /**
  * @author tengteng
  * @description 针对表【user_learn_duration_stats】的数据库操作Service
@@ -10,4 +12,10 @@ import com.baomidou.mybatisplus.extension.service.IService;
  */
 public interface UserLearnDurationStatsService extends IService<UserLearnDurationStats> {
     void storeOrUpdate(Integer userId, Long startTime, Long endTime);
+
+    Long todayTotal();
+
+    Long yesterdayTotal();
+
+    List<UserLearnDurationStats> top10();
 }
diff --git a/src/main/java/xyz/playedu/api/service/UserService.java b/src/main/java/xyz/playedu/api/service/UserService.java
index fd87cd6..baa5577 100644
--- a/src/main/java/xyz/playedu/api/service/UserService.java
+++ b/src/main/java/xyz/playedu/api/service/UserService.java
@@ -38,4 +38,10 @@ public interface UserService extends IService<User> {
     void passwordChange(User user, String oldPassword, String newPassword) throws ServiceException;
 
     List<User> chunks(List<Integer> ids, List<String> fields);
+
+    Long total();
+
+    Long todayCount();
+
+    Long yesterdayCount();
 }
diff --git a/src/main/java/xyz/playedu/api/service/impl/AdminUserServiceImpl.java b/src/main/java/xyz/playedu/api/service/impl/AdminUserServiceImpl.java
index 9109c20..dde7d1b 100644
--- a/src/main/java/xyz/playedu/api/service/impl/AdminUserServiceImpl.java
+++ b/src/main/java/xyz/playedu/api/service/impl/AdminUserServiceImpl.java
@@ -175,6 +175,11 @@ public class AdminUserServiceImpl extends ServiceImpl<AdminUserMapper, AdminUser
     public List<AdminUser> chunks(List<Integer> ids) {
         return list(query().getWrapper().in("id", ids));
     }
+
+    @Override
+    public Long total() {
+        return count();
+    }
 }
 
 
diff --git a/src/main/java/xyz/playedu/api/service/impl/CourseServiceImpl.java b/src/main/java/xyz/playedu/api/service/impl/CourseServiceImpl.java
index f18300a..d153bd3 100644
--- a/src/main/java/xyz/playedu/api/service/impl/CourseServiceImpl.java
+++ b/src/main/java/xyz/playedu/api/service/impl/CourseServiceImpl.java
@@ -1,7 +1,6 @@
 package xyz.playedu.api.service.impl;
 
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
-import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.transaction.annotation.Transactional;
 import xyz.playedu.api.domain.ResourceCourseCategory;
@@ -210,6 +209,11 @@ public class CourseServiceImpl extends ServiceImpl<CourseMapper, Course> impleme
         });
         return result;
     }
+
+    @Override
+    public Long total() {
+        return count();
+    }
 }
 
 
diff --git a/src/main/java/xyz/playedu/api/service/impl/DepartmentServiceImpl.java b/src/main/java/xyz/playedu/api/service/impl/DepartmentServiceImpl.java
index 6f98897..6b5a962 100644
--- a/src/main/java/xyz/playedu/api/service/impl/DepartmentServiceImpl.java
+++ b/src/main/java/xyz/playedu/api/service/impl/DepartmentServiceImpl.java
@@ -223,6 +223,11 @@ public class DepartmentServiceImpl extends ServiceImpl<DepartmentMapper, Departm
     public Map<Integer, String> id2name() {
         return all().stream().collect(Collectors.toMap(Department::getId, Department::getName));
     }
+
+    @Override
+    public Long total() {
+        return count();
+    }
 }
 
 
diff --git a/src/main/java/xyz/playedu/api/service/impl/ResourceCategoryServiceImpl.java b/src/main/java/xyz/playedu/api/service/impl/ResourceCategoryServiceImpl.java
index 23e49fc..1a7d8e1 100644
--- a/src/main/java/xyz/playedu/api/service/impl/ResourceCategoryServiceImpl.java
+++ b/src/main/java/xyz/playedu/api/service/impl/ResourceCategoryServiceImpl.java
@@ -209,6 +209,11 @@ public class ResourceCategoryServiceImpl extends ServiceImpl<ResourceCategoryMap
     public Map<Integer, String> id2name() {
         return all().stream().collect(Collectors.toMap(ResourceCategory::getId, ResourceCategory::getName));
     }
+
+    @Override
+    public Long total() {
+        return count();
+    }
 }
 
 
diff --git a/src/main/java/xyz/playedu/api/service/impl/UserLearnDurationStatsServiceImpl.java b/src/main/java/xyz/playedu/api/service/impl/UserLearnDurationStatsServiceImpl.java
index a143811..5658978 100644
--- a/src/main/java/xyz/playedu/api/service/impl/UserLearnDurationStatsServiceImpl.java
+++ b/src/main/java/xyz/playedu/api/service/impl/UserLearnDurationStatsServiceImpl.java
@@ -9,6 +9,7 @@ import org.springframework.stereotype.Service;
 
 import java.text.SimpleDateFormat;
 import java.util.Date;
+import java.util.List;
 
 /**
  * @author tengteng
@@ -16,8 +17,7 @@ import java.util.Date;
  * @createDate 2023-03-22 13:55:29
  */
 @Service
-public class UserLearnDurationStatsServiceImpl extends ServiceImpl<UserLearnDurationStatsMapper, UserLearnDurationStats>
-        implements UserLearnDurationStatsService {
+public class UserLearnDurationStatsServiceImpl extends ServiceImpl<UserLearnDurationStatsMapper, UserLearnDurationStats> implements UserLearnDurationStatsService {
 
     @Override
     @SneakyThrows
@@ -43,6 +43,29 @@ public class UserLearnDurationStatsServiceImpl extends ServiceImpl<UserLearnDura
         newStats.setDuration((int) (stats.getDuration() + duration));
         updateById(newStats);
     }
+
+    @Override
+    @SneakyThrows
+    public Long todayTotal() {
+        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
+        String today = simpleDateFormat.format(new Date());
+        return count(query().getWrapper().eq("created_date", today));
+    }
+
+    @Override
+    @SneakyThrows
+    public Long yesterdayTotal() {
+        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
+        String yesterday = simpleDateFormat.format(new Date(System.currentTimeMillis() - 86399000));
+        return count(query().getWrapper().eq("created_date", yesterday));
+    }
+
+    @Override
+    public List<UserLearnDurationStats> top10() {
+        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
+        String today = simpleDateFormat.format(new Date());
+        return list(query().getWrapper().eq("created_date", today).orderByDesc("duration").last("limit 10"));
+    }
 }
 
 
diff --git a/src/main/java/xyz/playedu/api/service/impl/UserServiceImpl.java b/src/main/java/xyz/playedu/api/service/impl/UserServiceImpl.java
index 2517a34..57f136f 100644
--- a/src/main/java/xyz/playedu/api/service/impl/UserServiceImpl.java
+++ b/src/main/java/xyz/playedu/api/service/impl/UserServiceImpl.java
@@ -1,6 +1,7 @@
 package xyz.playedu.api.service.impl;
 
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import lombok.SneakyThrows;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.transaction.annotation.Transactional;
 import xyz.playedu.api.constant.SystemConstant;
@@ -16,6 +17,7 @@ import xyz.playedu.api.types.paginate.PaginationResult;
 import xyz.playedu.api.types.paginate.UserPaginateFilter;
 import xyz.playedu.api.util.HelperUtil;
 
+import java.text.SimpleDateFormat;
 import java.util.Date;
 import java.util.List;
 
@@ -160,6 +162,29 @@ public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements Us
     public List<User> chunks(List<Integer> ids, List<String> fields) {
         return list(query().getWrapper().in("id", ids).select(fields));
     }
+
+    @Override
+    public Long total() {
+        return count();
+    }
+
+    @Override
+    @SneakyThrows
+    public Long todayCount() {
+        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
+        Date now = new Date();
+        String todayDate = simpleDateFormat.format(now);
+        return count(query().getWrapper().between("created_at", simpleDateFormat.parse(todayDate), now));
+    }
+
+    @Override
+    @SneakyThrows
+    public Long yesterdayCount() {
+        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
+        String todayDate = simpleDateFormat.format(new Date());
+        String yesterdayDate = simpleDateFormat.format(new Date(System.currentTimeMillis() - 86400000));
+        return count(query().getWrapper().between("created_at", simpleDateFormat.parse(yesterdayDate), simpleDateFormat.parse(todayDate)));
+    }
 }