diff --git a/src/main/java/club/joylink/rtss/controller/OrgController.java b/src/main/java/club/joylink/rtss/controller/CompanyController.java
similarity index 98%
rename from src/main/java/club/joylink/rtss/controller/OrgController.java
rename to src/main/java/club/joylink/rtss/controller/CompanyController.java
index 5b5817397..7467eaff1 100644
--- a/src/main/java/club/joylink/rtss/controller/OrgController.java
+++ b/src/main/java/club/joylink/rtss/controller/CompanyController.java
@@ -18,10 +18,12 @@ import java.util.List;
 
 /**
  * 组织成员管理接口
+ * 这些接口逐渐废弃，新接口加在这里{@link club.joylink.rtss.controller.org.OrgController}
  */
 @RestController
 @RequestMapping("/api/company")
-public class OrgController {
+@Deprecated(since = "2022.12.08", forRemoval = true)
+public class CompanyController {
 
     @Autowired
     private IOrgUserService iOrgUserService;
diff --git a/src/main/java/club/joylink/rtss/controller/org/OrgController.java b/src/main/java/club/joylink/rtss/controller/org/OrgController.java
new file mode 100644
index 000000000..d3df41233
--- /dev/null
+++ b/src/main/java/club/joylink/rtss/controller/org/OrgController.java
@@ -0,0 +1,29 @@
+package club.joylink.rtss.controller.org;
+
+import club.joylink.rtss.services.org.IOrgService;
+import club.joylink.rtss.vo.client.org.DepartmentVO;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+/**
+ * 组织相关数据管理
+ */
+@RestController
+@RequestMapping("/api/org")
+public class OrgController {
+    @Autowired
+    private IOrgService iOrgService;
+
+    /**
+     * 列表查询该组织下的所有班级
+     */
+    @GetMapping("/{topOrgId}/cls/list")
+    public List<DepartmentVO> listQueryCls(@PathVariable long topOrgId) {
+        return iOrgService.listQueryCls(topOrgId);
+    }
+}
diff --git a/src/main/java/club/joylink/rtss/controller/paper/PaperCompositionController.java b/src/main/java/club/joylink/rtss/controller/paper/PaperCompositionController.java
index 3c7bb79eb..00a846009 100644
--- a/src/main/java/club/joylink/rtss/controller/paper/PaperCompositionController.java
+++ b/src/main/java/club/joylink/rtss/controller/paper/PaperCompositionController.java
@@ -6,6 +6,7 @@ import club.joylink.rtss.dao.ExamDefinitionDAO;
 import club.joylink.rtss.dao.OrgDAO;
 import club.joylink.rtss.dao.UserExamMapper;
 import club.joylink.rtss.dao.org.OrgProjectDao;
+import club.joylink.rtss.dao.paper.PaperCompositionDAO;
 import club.joylink.rtss.dao.paper.PaperUserDAO;
 import club.joylink.rtss.entity.ExamDefinitionExample;
 import club.joylink.rtss.entity.UserExam;
@@ -164,6 +165,8 @@ public class PaperCompositionController {
     UserExamMapper userExamMapper;
     @Autowired
     private PaperUserDAO paperUserDAO;
+    @Autowired
+    PaperCompositionDAO paperCompositionDAO;
 
     /**
      * 旧数据处理接口（用完删除）
@@ -171,7 +174,7 @@ public class PaperCompositionController {
     @Transactional(rollbackFor = Exception.class)
     @PostMapping("/oldData/handle")
     public List<String> oldDataHandle(@RequestAttribute AccountVO user) {
-        examDefinitionDAO.deleteByExample(null);
+        paperCompositionDAO.deleteByExample(null);
         paperUserDAO.deleteByExample(null);
 
         List<String> msg = new ArrayList<>();
@@ -214,7 +217,7 @@ public class PaperCompositionController {
                     paperCompositionWithRuleVo.setCreatorId(exam.getCreatorId());
                     paperCompositionWithRuleVo.setCreateTime(exam.getCreateTime());
                     paperCompositionWithRuleVo.setUpdateTime(null);
-                    paperCompositionWithRuleVo.setState(PaperCompositionState.Locked);
+                    paperCompositionWithRuleVo.setState(PaperCompositionState.Invalid);
                     CreatePaperCompositionRspVo paperComposition = createPaperCompositionWithRuleForOrg(exam.getOrgId(), paperCompositionWithRuleVo, user);
                     old_newExamIdMap.put(exam.getId(), paperComposition.getId());
                 });
diff --git a/src/main/java/club/joylink/rtss/controller/project/DeviceController.java b/src/main/java/club/joylink/rtss/controller/project/DeviceController.java
index 7c6767217..21ee574b8 100644
--- a/src/main/java/club/joylink/rtss/controller/project/DeviceController.java
+++ b/src/main/java/club/joylink/rtss/controller/project/DeviceController.java
@@ -206,11 +206,9 @@ public class DeviceController {
     /**
      * 查询某个类型的所有设备
      */
-    @GetMapping("/{type}/all")
-    public List<ProjectDeviceVO> queryByType(@PathVariable ProjectDeviceType type,
-                                             @RequestAttribute(name = AuthenticateInterceptor.LOGIN_INFO_KEY)
-                                             LoginUserInfoVO userLoginInfo) {
-        return this.deviceService.queryByType(type, userLoginInfo.getProject());
+    @GetMapping("/{project}/{type}/all")
+    public List<ProjectDeviceVO> queryByType(@PathVariable String project, @PathVariable ProjectDeviceType type) {
+        return this.deviceService.queryByType(type, project);
     }
 
     //
diff --git a/src/main/java/club/joylink/rtss/services/org/IOrgService.java b/src/main/java/club/joylink/rtss/services/org/IOrgService.java
index d67e101f2..eed5d6f44 100644
--- a/src/main/java/club/joylink/rtss/services/org/IOrgService.java
+++ b/src/main/java/club/joylink/rtss/services/org/IOrgService.java
@@ -91,4 +91,10 @@ public interface IOrgService {
     Org getTopOrgOfUser(long userId);
 
     Org findTopOrgOfUser(long userId);
+
+    /**
+     * 查询该组织下的所有班级。
+     * 目前组织结构仅有两级，非顶级的就是班级。
+     */
+    List<DepartmentVO> listQueryCls(long topOrgId);
 }
diff --git a/src/main/java/club/joylink/rtss/services/org/OrgService.java b/src/main/java/club/joylink/rtss/services/org/OrgService.java
index 75e57b37a..39e5f08d5 100644
--- a/src/main/java/club/joylink/rtss/services/org/OrgService.java
+++ b/src/main/java/club/joylink/rtss/services/org/OrgService.java
@@ -380,6 +380,21 @@ public class OrgService implements IOrgService {
         }
     }
 
+    @Override
+    public List<DepartmentVO> listQueryCls(long topOrgId) {
+        List<Org> clsList = findClsByTopOrgId(topOrgId);
+        return DepartmentVO.convert2VOList(clsList);
+    }
+
+    /**
+     * 查询该顶级组织下的班级
+     */
+    private List<Org> findClsByTopOrgId(long topOrgId) {
+        OrgExample orgExample = new OrgExample();
+        orgExample.createCriteria().andRootIdEqualTo(topOrgId).andParentIdIsNull();
+        return orgDAO.selectByExample(orgExample);
+    }
+
     /**
      * 创建非顶级组织
      */