diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/controller/ProjectController.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/controller/ProjectController.java
index 2802976..163a15c 100644
--- a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/controller/ProjectController.java
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/controller/ProjectController.java
@@ -1,7 +1,7 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.controller;
 
 import cn.edu.hfut.rmdjzz.projectmanagement.entity.Project;
-import cn.edu.hfut.rmdjzz.projectmanagement.entity.ResultProject;
+import cn.edu.hfut.rmdjzz.projectmanagement.entity.query.ResultProject;
 import cn.edu.hfut.rmdjzz.projectmanagement.exception.BadRequestException;
 import cn.edu.hfut.rmdjzz.projectmanagement.service.IProjectGroupService;
 import cn.edu.hfut.rmdjzz.projectmanagement.service.IProjectService;
@@ -17,7 +17,6 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
 import javax.validation.Valid;
-import java.util.HashMap;
 import java.util.Map;
 
 /**
diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/controller/TaskController.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/controller/TaskController.java
index 870b22b..8d12035 100644
--- a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/controller/TaskController.java
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/controller/TaskController.java
@@ -1,7 +1,7 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.controller;
 
 import cn.edu.hfut.rmdjzz.projectmanagement.entity.Task;
-import cn.edu.hfut.rmdjzz.projectmanagement.exception.BadRequestException;
+import cn.edu.hfut.rmdjzz.projectmanagement.entity.query.ResultTask;
 import cn.edu.hfut.rmdjzz.projectmanagement.service.IProjectGroupService;
 import cn.edu.hfut.rmdjzz.projectmanagement.service.ITaskService;
 import cn.edu.hfut.rmdjzz.projectmanagement.utils.http.ResponseList;
@@ -26,13 +26,13 @@ public class TaskController {
     private IProjectGroupService projectGroupService;
 
     @SneakyThrows
-    @GetMapping("/subtask/{fatherId}")
-    public ResponseList<Task> getSubTaskList(
+    @GetMapping("/{fatherId}/subtask")
+    public ResponseList<ResultTask> getSubTaskList(
             @RequestHeader("Token") String token,
             @PathVariable("projectId") Integer projectId,
             @PathVariable("fatherId") Long fatherId
     ) {
-        List<Task> result = taskService.getTaskList(token, projectId, fatherId);
+        List<ResultTask> result = taskService.getSubTaskList(token, projectId, fatherId);
         return ResponseList.ofSuccess("查询成功", result);
     }
 
@@ -55,7 +55,7 @@ public class TaskController {
     }
 
     @SneakyThrows
-    @PostMapping("/")
+    @PostMapping
     public ResponseMap createTask(
             @RequestHeader("Token") String token,
             @PathVariable("projectId") Integer projectId,
@@ -67,7 +67,7 @@ public class TaskController {
     }
 
     @SneakyThrows
-    @PutMapping("/")
+    @PutMapping
     public ResponseMap modifyTask(
             @RequestHeader("Token") String token,
             @PathVariable("projectId") Integer projectId,
@@ -77,4 +77,15 @@ public class TaskController {
         taskService.modifyTask(token,task);
         return ResponseMap.ofSuccess("操作成功");
     }
+    @SneakyThrows
+    @DeleteMapping
+    public ResponseMap deleteTaskAndSubTask(
+            @RequestHeader("Token") String token,
+            @PathVariable("projectId") Integer projectId,
+            @RequestParam("taskId") Long taskId
+    ) {
+        taskService.deleteTaskAndSubTask(token, projectId, taskId);
+        return ResponseMap.ofSuccess("删除成功");
+    }
+
 }
diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/Project.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/Project.java
index 59f15ee..a5b4746 100644
--- a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/Project.java
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/Project.java
@@ -20,12 +20,11 @@ public class Project {
     private Integer projectId;
     private String projectName;
     //TODO: 时间线顺序判断
-    private LocalDate projectStartTime;
-    private LocalDate projectOnlineTime;
-    private LocalDate projectFirstTestTime;
-    private LocalDate projectFinalTestTime;
-    private LocalDate projectEndTime;
-    private LocalDate projectCloseTime;
+    private LocalDate projectStartDate;
+    private LocalDate projectOnlineDate;
+    private LocalDate projectFirstTestDate;
+    private LocalDate projectFinalTestDate;
+    private LocalDate projectEndDate;
     private String projectAbbreviation;
     private Integer projectClassId;
     private Integer projectSubclassId;
@@ -44,5 +43,6 @@ public class Project {
     @TableLogic
     private Boolean deleted;
     private Integer projectCreator;
-    private LocalDateTime projectCreateTime;
+    private LocalDateTime projectCreatedTime;
+    private LocalDate projectClosedDate;
 }
diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/ResultProject.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/query/ResultProject.java
similarity index 66%
rename from src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/ResultProject.java
rename to src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/query/ResultProject.java
index eabeed4..2fee21a 100644
--- a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/ResultProject.java
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/query/ResultProject.java
@@ -1,5 +1,8 @@
-package cn.edu.hfut.rmdjzz.projectmanagement.entity;
+package cn.edu.hfut.rmdjzz.projectmanagement.entity.query;
 
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 
@@ -11,7 +14,9 @@ import java.time.LocalDate;
  */
 @Data
 @AllArgsConstructor
+@TableName(autoResultMap = true)
 public class ResultProject {
+    @TableId
     Integer projectId;
     String projectName;
     Integer projectCreator;
@@ -21,7 +26,7 @@ public class ResultProject {
     String projectSubclassName;
     Boolean deleted;
     Boolean completed;
-    LocalDate projectCloseTime;
+    LocalDate projectClosedDate;
     Integer completeNum;
     Integer totalNum;
 
diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/query/ResultTask.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/query/ResultTask.java
new file mode 100644
index 0000000..e986087
--- /dev/null
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/query/ResultTask.java
@@ -0,0 +1,33 @@
+package cn.edu.hfut.rmdjzz.projectmanagement.entity.query;
+
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.extension.handlers.JacksonTypeHandler;
+import lombok.Data;
+
+import java.time.LocalDateTime;
+import java.util.Map;
+
+/**
+ * @author 佘语殊
+ * @since 2022/7/6 10:25
+ */
+@Data
+public class ResultTask {
+    private Long taskId;
+    private String taskName;
+    private Integer taskProjectId;
+    private Integer taskHolderId;
+    private String taskHolderName;
+    private String taskStatus;
+    private String taskType;
+    private Long taskFatherId;
+    private LocalDateTime taskCreatedTime;
+    private LocalDateTime taskStartTime;
+    private LocalDateTime taskEndTime;
+    private LocalDateTime taskClosedTime;
+    private Integer taskPriority;
+    private String taskDescription;
+    @TableField(typeHandler = JacksonTypeHandler.class)
+    private Map<String, Object> attachedInfo;
+    private Boolean hasChildren;
+}
diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/mapper/ProjectMapper.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/mapper/ProjectMapper.java
index d4fd88c..2457e2b 100644
--- a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/mapper/ProjectMapper.java
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/mapper/ProjectMapper.java
@@ -1,7 +1,7 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.mapper;
 
 import cn.edu.hfut.rmdjzz.projectmanagement.entity.Project;
-import cn.edu.hfut.rmdjzz.projectmanagement.entity.ResultProject;
+import cn.edu.hfut.rmdjzz.projectmanagement.entity.query.ResultProject;
 import com.baomidou.mybatisplus.core.conditions.Wrapper;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
@@ -23,35 +23,5 @@ public interface ProjectMapper extends BaseMapper<Project> {
             """)
     Long findProjectCount(@Param("id") Integer staffId);
 
-    @Select("""
-            SELECT * FROM
-            (SELECT project_id,
-                    project_name,
-                    contract_amount,
-                    project_importance,
-                    project_creator,
-                    pt1.project_class_name as project_class_name,
-                    pt2.project_class_name as project_subclass_name,
-                    is_completed,
-                    is_deleted,
-                    project_close_time
-            FROM project join project_type pt1 on project.project_class_id = pt1.project_class_id
-                        join project_type pt2 on project.project_subclass_id = pt2.project_class_id
-            WHERE project_id IN (SELECT DISTINCT project_id FROM project_group WHERE staff_id = #{id})) AS T
-            ${ew.customSqlSegment}
-            """)
-    @Results({
-            @Result(column = "project_id", property = "projectId", id = true),
-            @Result(column = "project_name", property = "projectName"),
-            @Result(column = "contract_amount", property = "contractAmount"),
-            @Result(column = "project_importance", property = "projectImportance"),
-            @Result(column = "project_class_name", property = "projectClassName"),
-            @Result(column = "project_subclass_name", property = "projectSubclassName"),
-            @Result(column = "project_class_name", property = "projectClassName"),
-            @Result(column = "is_completed", property = "completed"),
-            @Result(column = "is_deleted", property = "deleted"),
-            @Result(column = "project_close_time", property = "projectCloseTime"),
-            @Result(column = "project_creator", property = "projectCreator")
-    })
     IPage<ResultProject> findMyProject(IPage<ResultProject> pg, @Param("id") Integer staff_id, @Param(Constants.WRAPPER) Wrapper<Project> wrapper);
 }
diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/mapper/TaskMapper.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/mapper/TaskMapper.java
index 787e414..5b18bde 100644
--- a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/mapper/TaskMapper.java
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/mapper/TaskMapper.java
@@ -1,11 +1,16 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.mapper;
 
 import cn.edu.hfut.rmdjzz.projectmanagement.entity.Task;
+import cn.edu.hfut.rmdjzz.projectmanagement.entity.query.ResultTask;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Param;
+
+import java.util.List;
 
 /**
  * @author 张韬
  * created at 2022/7/4 14:52
  */
 public interface TaskMapper extends BaseMapper<Task> {
+    List<ResultTask> selectSubTaskList(@Param("projectId") Integer projectId, @Param("fatherId") Long fatherId);
 }
diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/IProjectService.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/IProjectService.java
index f1791e8..c3423c7 100644
--- a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/IProjectService.java
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/IProjectService.java
@@ -1,7 +1,7 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.service;
 
 import cn.edu.hfut.rmdjzz.projectmanagement.entity.Project;
-import cn.edu.hfut.rmdjzz.projectmanagement.entity.ResultProject;
+import cn.edu.hfut.rmdjzz.projectmanagement.entity.query.ResultProject;
 import cn.edu.hfut.rmdjzz.projectmanagement.exception.BadRequestException;
 import cn.edu.hfut.rmdjzz.projectmanagement.exception.TokenException;
 import cn.edu.hfut.rmdjzz.projectmanagement.utils.http.RequestPage;
diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/ITaskService.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/ITaskService.java
index 7b6527f..5474d64 100644
--- a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/ITaskService.java
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/ITaskService.java
@@ -1,7 +1,7 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.service;
 
-import cn.edu.hfut.rmdjzz.projectmanagement.entity.Staff;
 import cn.edu.hfut.rmdjzz.projectmanagement.entity.Task;
+import cn.edu.hfut.rmdjzz.projectmanagement.entity.query.ResultTask;
 import cn.edu.hfut.rmdjzz.projectmanagement.exception.BadRequestException;
 import com.baomidou.mybatisplus.extension.service.IService;
 
@@ -12,14 +12,23 @@ import java.util.List;
  * created at 2022/7/4 14:49
  */
 public interface ITaskService extends IService<Task> {
-    List<Task> getTaskList(String token,Integer projectId,Long fatherId) throws BadRequestException;
+    List<ResultTask> getSubTaskList(String token, Integer projectId, Long fatherId) throws BadRequestException;
+
     Boolean existSubTask(String token, Integer projectId, Long taskId) throws BadRequestException;
+
     Boolean deleteTaskAndSubTask(String token, Integer projectId, Long taskId) throws BadRequestException;
-    Boolean closeTaskAndSubTask(String token, Integer projectId, Long taskId) throws  BadRequestException;
-    Integer checkHolder(Integer staffId,Long taskId);
-    Integer checkHolder(String token,Long taskId);
-    List<Task> getMyTaskList(String token,Integer projectId) throws BadRequestException;
+
+    Boolean closeTaskAndSubTask(String token, Integer projectId, Long taskId) throws BadRequestException;
+
+    Integer checkHolder(Integer staffId, Long taskId);
+
+    Integer checkHolder(String token, Long taskId);
+
+    List<Task> getMyTaskList(String token, Integer projectId) throws BadRequestException;
+
     Boolean canBeDone(Long taskId);
-    Task insertTask(String token,Task task) throws BadRequestException;
-    Task modifyTask(String token,Task task) throws BadRequestException;
+
+    Task insertTask(String token, Task task) throws BadRequestException;
+
+    Task modifyTask(String token, Task task) throws BadRequestException;
 }
diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/impl/ProjectServiceImpl.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/impl/ProjectServiceImpl.java
index 15fdf13..6d05669 100644
--- a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/impl/ProjectServiceImpl.java
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/impl/ProjectServiceImpl.java
@@ -1,7 +1,7 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.service.impl;
 
 import cn.edu.hfut.rmdjzz.projectmanagement.entity.Project;
-import cn.edu.hfut.rmdjzz.projectmanagement.entity.ResultProject;
+import cn.edu.hfut.rmdjzz.projectmanagement.entity.query.ResultProject;
 import cn.edu.hfut.rmdjzz.projectmanagement.exception.BadRequestException;
 import cn.edu.hfut.rmdjzz.projectmanagement.exception.TokenException;
 import cn.edu.hfut.rmdjzz.projectmanagement.mapper.ProjectMapper;
@@ -60,7 +60,7 @@ public class ProjectServiceImpl extends ServiceImpl<ProjectMapper, Project> impl
         if (targetProject.getCompleted())
             throw new BadRequestException("该项目已结项");
         targetProject.setCompleted(true);
-        targetProject.setProjectCloseTime(LocalDate.now());
+        targetProject.setProjectClosedDate(LocalDate.now());
         if (baseMapper.updateById(targetProject) == 1)
             return true;
         throw new BadRequestException("操作失败");
@@ -70,14 +70,14 @@ public class ProjectServiceImpl extends ServiceImpl<ProjectMapper, Project> impl
     public Boolean createProject(String token, Project project) throws TokenException, BadRequestException {
         project.setProjectId(null);
         project.setCompleted(false);
-        project.setProjectCreateTime(null);
+        project.setProjectCreatedTime(null);
         project.setProjectCreator(TokenUtils.getStaffId(token));
-        project.setProjectCloseTime(null);
+        project.setProjectClosedDate(null);
         if (project.getExpectedCompletion() == null) {
             project.setExpectedCompletion((short) 100);
         } else if (project.getExpectedCompletion() < 0 || project.getExpectedCompletion() > 100 ||
-                project.getProjectStartTime() == null || project.getProjectEndTime() == null ||
-                project.getProjectStartTime().isAfter(project.getProjectEndTime())
+                project.getProjectStartDate() == null || project.getProjectEndDate() == null ||
+                project.getProjectStartDate().isAfter(project.getProjectEndDate())
         ) {
             throw new BadRequestException("参数错误");
         }
diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/impl/TaskServiceImpl.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/impl/TaskServiceImpl.java
index 057a856..439c13f 100644
--- a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/impl/TaskServiceImpl.java
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/service/impl/TaskServiceImpl.java
@@ -1,6 +1,7 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.service.impl;
 
 import cn.edu.hfut.rmdjzz.projectmanagement.entity.Task;
+import cn.edu.hfut.rmdjzz.projectmanagement.entity.query.ResultTask;
 import cn.edu.hfut.rmdjzz.projectmanagement.exception.BadRequestException;
 import cn.edu.hfut.rmdjzz.projectmanagement.exception.TokenException;
 import cn.edu.hfut.rmdjzz.projectmanagement.mapper.TaskMapper;
@@ -30,11 +31,11 @@ public class TaskServiceImpl extends ServiceImpl<TaskMapper, Task> implements IT
 
     //FIXME: 抛出未授权异常
     @Override
-    public List<Task> getTaskList(String token, Integer projectId, Long fatherId) throws BadRequestException {
+    public List<ResultTask> getSubTaskList(String token, Integer projectId, Long fatherId) throws BadRequestException {
         if (projectGroupService.getUserLevelInGroup(token, projectId) == 0 || fatherId == null) {
             throw new BadRequestException("错误的访问参数");
         }
-        return baseMapper.selectList(Wrappers.<Task>lambdaQuery().eq(Task::getTaskProjectId, projectId).eq(Task::getTaskFatherId, fatherId));
+        return baseMapper.selectSubTaskList(projectId, fatherId);
     }
 
     @Override
@@ -97,7 +98,7 @@ public class TaskServiceImpl extends ServiceImpl<TaskMapper, Task> implements IT
                         Wrappers.<Task>lambdaUpdate()
                                 .in(Task::getTaskId, res)
                                 .set(Task::getTaskStatus, "关闭")
-                                .set(Task::getTaskClosedTime,LocalDateTime.now())
+                                .set(Task::getTaskClosedTime, LocalDateTime.now())
                 );
                 if (list == null || list.isEmpty()) break;
                 res = list.stream().map(Task::getTaskId).collect(Collectors.toList());
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index 3157889..1e8f8be 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -20,6 +20,7 @@ spring:
     pathmatch:
       matching-strategy: ant_path_matcher
 mybatis-plus:
+  mapper-locations: classpath:mapper/*.xml
   configuration:
     log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
 server:
@@ -30,4 +31,4 @@ server:
     encoding:
       charset: UTF-8
       force: true
-      enabled: true
\ No newline at end of file
+      enabled: true
diff --git a/src/main/resources/mapper/ProjectMapper.xml b/src/main/resources/mapper/ProjectMapper.xml
new file mode 100644
index 0000000..7f4eac7
--- /dev/null
+++ b/src/main/resources/mapper/ProjectMapper.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.edu.hfut.rmdjzz.projectmanagement.mapper.ProjectMapper">
+    <resultMap id="resultProject" type="cn.edu.hfut.rmdjzz.projectmanagement.entity.query.ResultProject">
+        <id property="projectId" column="project_id"/>
+        <result property="completed" column="is_completed"/>
+        <result property="deleted" column="is_deleted"/>
+    </resultMap>
+
+    <select id="findMyProject" resultMap="resultProject">
+        SELECT *
+        FROM (SELECT project_id,
+                     project_name,
+                     contract_amount,
+                     project_importance,
+                     project_creator,
+                     pt1.project_class_name AS project_class_name,
+                     pt2.project_class_name AS project_subclass_name,
+                     is_completed,
+                     is_deleted,
+                     project_closed_date
+              FROM project
+                       JOIN project_type pt1 ON project.project_class_id = pt1.project_class_id
+                       JOIN project_type pt2 ON project.project_subclass_id = pt2.project_class_id
+              WHERE project_id IN (SELECT DISTINCT project_id FROM project_group WHERE staff_id = #{id})) AS T
+            ${ew.customSqlSegment}
+    </select>
+</mapper>
diff --git a/src/main/resources/mapper/TaskMapper.xml b/src/main/resources/mapper/TaskMapper.xml
new file mode 100644
index 0000000..747c4af
--- /dev/null
+++ b/src/main/resources/mapper/TaskMapper.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.edu.hfut.rmdjzz.projectmanagement.mapper.TaskMapper">
+    <select id="selectSubTaskList" resultType="cn.edu.hfut.rmdjzz.projectmanagement.entity.query.ResultTask">
+        SELECT task_id,
+               task_name,
+               task_project_id,
+               task_holder_id,
+               s.staff_fullname                 AS task_holder_name,
+               task_status,
+               task_type,
+               t.task_father_id,
+               task_created_time,
+               task_start_time,
+               task_end_time,
+               task_closed_time,
+               task_priority,
+               task_description,
+               attached_info,
+               judge.task_father_id IS NOT NULL AS has_children
+        FROM task AS t
+                 JOIN (SELECT staff_id, staff_fullname FROM staff) AS s ON t.task_holder_id = s.staff_id
+                 LEFT JOIN (SELECT DISTINCT task_father_id FROM task WHERE is_deleted = 0) AS judge ON t.task_id = judge.task_father_id
+        WHERE is_deleted = 0
+          AND task_project_id = #{projectId}
+          AND t.task_father_id = #{fatherId}
+    </select>
+</mapper>
diff --git a/src/test/java/cn/edu/hfut/rmdjzz/projectmanagement/MybatisPlusTests.java b/src/test/java/cn/edu/hfut/rmdjzz/projectmanagement/MybatisPlusTests.java
index 834d6ce..7f28710 100644
--- a/src/test/java/cn/edu/hfut/rmdjzz/projectmanagement/MybatisPlusTests.java
+++ b/src/test/java/cn/edu/hfut/rmdjzz/projectmanagement/MybatisPlusTests.java
@@ -1,11 +1,11 @@
 package cn.edu.hfut.rmdjzz.projectmanagement;
 
 import cn.edu.hfut.rmdjzz.projectmanagement.entity.Project;
-import cn.edu.hfut.rmdjzz.projectmanagement.entity.Staff;
 import cn.edu.hfut.rmdjzz.projectmanagement.service.IProjectService;
 import cn.edu.hfut.rmdjzz.projectmanagement.service.IStaffService;
 import cn.edu.hfut.rmdjzz.projectmanagement.service.impl.ProjectServiceImpl;
 import cn.edu.hfut.rmdjzz.projectmanagement.utils.WrapperUtils;
+import cn.edu.hfut.rmdjzz.projectmanagement.utils.http.RequestPage;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
@@ -73,4 +73,18 @@ public class MybatisPlusTests {
         System.out.println(objectMapper.writeValueAsString(((ProjectServiceImpl) projectService).getBaseMapper()
                 .findMyProject(new Page<>(1, 5), 1, Wrappers.query())));
     }
+
+    @SneakyThrows
+    @Test
+    public void findProjectTest() {
+        RequestPage page = new RequestPage();
+        page.setPageCurrent(1);
+        page.setPageSize(5);
+
+        Map<String, Object> map = new HashMap<>();
+        map.put("completed", true);
+        System.out.println(objectMapper.writeValueAsString(projectService
+                .getOnePageProject("eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJkdXJhdGlvbiI6MTgwMDAsInN0YWZmVXNlcm5hbWUiOiJtaWtlIiwiZXhwIjoxNjU3MDkzNTU1LCJpYXQiOjE2NTcwNzU1NTUsInN0YWZmSWQiOjF9.g8l01dnHglt223469Z03i9gqZL8P13Fo7KoaA1pf310",
+                        page, map)));
+    }
 }