diff --git a/safety-cedu-service/src/main/java/org/qinan/cedu/controller/CourseManagementController.java b/safety-cedu-service/src/main/java/org/qinan/cedu/controller/CourseManagementController.java
index de1d0339..6a13ee68 100644
--- a/safety-cedu-service/src/main/java/org/qinan/cedu/controller/CourseManagementController.java
+++ b/safety-cedu-service/src/main/java/org/qinan/cedu/controller/CourseManagementController.java
@@ -5,7 +5,7 @@ import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiParam;
 import org.qinan.cedu.model.dto.CourseManagementDTO;
-import org.qinan.cedu.model.dto.CourseManagementPageQuery;
+import org.qinan.cedu.model.query.CourseManagementPageQuery;
 import org.qinan.cedu.model.dto.CourseManagementVO;
 import org.qinan.cedu.model.dto.PageResponse;
 import org.qinan.cedu.model.dto.SingleResponse;
diff --git a/safety-cedu-service/src/main/java/org/qinan/cedu/controller/CoursewareManagementController.java b/safety-cedu-service/src/main/java/org/qinan/cedu/controller/CoursewareManagementController.java
index 2a67c788..2a75e75c 100644
--- a/safety-cedu-service/src/main/java/org/qinan/cedu/controller/CoursewareManagementController.java
+++ b/safety-cedu-service/src/main/java/org/qinan/cedu/controller/CoursewareManagementController.java
@@ -5,7 +5,7 @@ import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiParam;
 import org.qinan.cedu.model.dto.CoursewareManagementDTO;
-import org.qinan.cedu.model.dto.CoursewareManagementPageQuery;
+import org.qinan.cedu.model.query.CoursewareManagementPageQuery;
 import org.qinan.cedu.model.dto.CoursewareManagementVO;
 import org.qinan.cedu.model.dto.PageResponse;
 import org.qinan.cedu.model.dto.SingleResponse;
diff --git a/safety-cedu-service/src/main/java/org/qinan/cedu/model/dto/BasePageQuery.java b/safety-cedu-service/src/main/java/org/qinan/cedu/model/query/BasePageQuery.java
similarity index 89%
rename from safety-cedu-service/src/main/java/org/qinan/cedu/model/dto/BasePageQuery.java
rename to safety-cedu-service/src/main/java/org/qinan/cedu/model/query/BasePageQuery.java
index a13b0fdd..77a0da03 100644
--- a/safety-cedu-service/src/main/java/org/qinan/cedu/model/dto/BasePageQuery.java
+++ b/safety-cedu-service/src/main/java/org/qinan/cedu/model/query/BasePageQuery.java
@@ -1,4 +1,4 @@
-package org.qinan.cedu.model.dto;
+package org.qinan.cedu.model.query;
 
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
diff --git a/safety-cedu-service/src/main/java/org/qinan/cedu/model/dto/CourseManagementPageQuery.java b/safety-cedu-service/src/main/java/org/qinan/cedu/model/query/CourseManagementPageQuery.java
similarity index 91%
rename from safety-cedu-service/src/main/java/org/qinan/cedu/model/dto/CourseManagementPageQuery.java
rename to safety-cedu-service/src/main/java/org/qinan/cedu/model/query/CourseManagementPageQuery.java
index 2a74ad4a..66c3146a 100644
--- a/safety-cedu-service/src/main/java/org/qinan/cedu/model/dto/CourseManagementPageQuery.java
+++ b/safety-cedu-service/src/main/java/org/qinan/cedu/model/query/CourseManagementPageQuery.java
@@ -1,4 +1,4 @@
-package org.qinan.cedu.model.dto;
+package org.qinan.cedu.model.query;
 
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
diff --git a/safety-cedu-service/src/main/java/org/qinan/cedu/model/dto/CoursewareManagementPageQuery.java b/safety-cedu-service/src/main/java/org/qinan/cedu/model/query/CoursewareManagementPageQuery.java
similarity index 91%
rename from safety-cedu-service/src/main/java/org/qinan/cedu/model/dto/CoursewareManagementPageQuery.java
rename to safety-cedu-service/src/main/java/org/qinan/cedu/model/query/CoursewareManagementPageQuery.java
index 7b67da99..996b4a59 100644
--- a/safety-cedu-service/src/main/java/org/qinan/cedu/model/dto/CoursewareManagementPageQuery.java
+++ b/safety-cedu-service/src/main/java/org/qinan/cedu/model/query/CoursewareManagementPageQuery.java
@@ -1,4 +1,4 @@
-package org.qinan.cedu.model.dto;
+package org.qinan.cedu.model.query;
 
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
diff --git a/safety-cedu-service/src/main/java/org/qinan/cedu/service/CourseManagementService.java b/safety-cedu-service/src/main/java/org/qinan/cedu/service/CourseManagementService.java
index 2a0ddd3d..7a8be2b2 100644
--- a/safety-cedu-service/src/main/java/org/qinan/cedu/service/CourseManagementService.java
+++ b/safety-cedu-service/src/main/java/org/qinan/cedu/service/CourseManagementService.java
@@ -3,7 +3,7 @@ package org.qinan.cedu.service;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.service.IService;
 import org.qinan.cedu.model.dto.CourseManagementDTO;
-import org.qinan.cedu.model.dto.CourseManagementPageQuery;
+import org.qinan.cedu.model.query.CourseManagementPageQuery;
 import org.qinan.cedu.model.dto.CourseManagementVO;
 import org.qinan.cedu.model.entity.CourseManagementDO;
 
diff --git a/safety-cedu-service/src/main/java/org/qinan/cedu/service/CoursewareManagementService.java b/safety-cedu-service/src/main/java/org/qinan/cedu/service/CoursewareManagementService.java
index f05f04be..0eea5583 100644
--- a/safety-cedu-service/src/main/java/org/qinan/cedu/service/CoursewareManagementService.java
+++ b/safety-cedu-service/src/main/java/org/qinan/cedu/service/CoursewareManagementService.java
@@ -3,7 +3,7 @@ package org.qinan.cedu.service;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.service.IService;
 import org.qinan.cedu.model.dto.CoursewareManagementDTO;
-import org.qinan.cedu.model.dto.CoursewareManagementPageQuery;
+import org.qinan.cedu.model.query.CoursewareManagementPageQuery;
 import org.qinan.cedu.model.dto.CoursewareManagementVO;
 import org.qinan.cedu.model.entity.CoursewareManagementDO;
 
diff --git a/safety-cedu-service/src/main/java/org/qinan/cedu/service/impl/CourseManagementServiceImpl.java b/safety-cedu-service/src/main/java/org/qinan/cedu/service/impl/CourseManagementServiceImpl.java
index 84f4a346..bb22f894 100644
--- a/safety-cedu-service/src/main/java/org/qinan/cedu/service/impl/CourseManagementServiceImpl.java
+++ b/safety-cedu-service/src/main/java/org/qinan/cedu/service/impl/CourseManagementServiceImpl.java
@@ -5,7 +5,7 @@ import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import org.qinan.cedu.convertor.CourseManagementConvertor;
 import org.qinan.cedu.model.dto.CourseManagementDTO;
-import org.qinan.cedu.model.dto.CourseManagementPageQuery;
+import org.qinan.cedu.model.query.CourseManagementPageQuery;
 import org.qinan.cedu.model.dto.CourseManagementVO;
 import org.qinan.cedu.model.entity.CourseManagementDO;
 import org.qinan.cedu.enums.DeleteEnum;
diff --git a/safety-cedu-service/src/main/java/org/qinan/cedu/service/impl/CoursewareManagementServiceImpl.java b/safety-cedu-service/src/main/java/org/qinan/cedu/service/impl/CoursewareManagementServiceImpl.java
index 6d8430be..e71df819 100644
--- a/safety-cedu-service/src/main/java/org/qinan/cedu/service/impl/CoursewareManagementServiceImpl.java
+++ b/safety-cedu-service/src/main/java/org/qinan/cedu/service/impl/CoursewareManagementServiceImpl.java
@@ -5,7 +5,7 @@ import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import org.qinan.cedu.convertor.CoursewareManagementConvertor;
 import org.qinan.cedu.model.dto.CoursewareManagementDTO;
-import org.qinan.cedu.model.dto.CoursewareManagementPageQuery;
+import org.qinan.cedu.model.query.CoursewareManagementPageQuery;
 import org.qinan.cedu.model.dto.CoursewareManagementVO;
 import org.qinan.cedu.model.entity.CoursewareManagementDO;
 import org.qinan.cedu.enums.DeleteEnum;