diff --git a/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/devicecategory/DeviceCategoryController.java b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/devicecategory/DeviceCategoryController.java
new file mode 100644
index 0000000..049d32b
--- /dev/null
+++ b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/devicecategory/DeviceCategoryController.java
@@ -0,0 +1,104 @@
+package cn.iocoder.yudao.module.erp.controller.admin.devicecategory;
+
+import org.springframework.web.bind.annotation.*;
+import javax.annotation.Resource;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.security.access.prepost.PreAuthorize;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.Operation;
+
+import javax.validation.constraints.*;
+import javax.validation.*;
+import javax.servlet.http.*;
+import java.util.*;
+import java.io.IOException;
+
+import cn.iocoder.yudao.framework.common.pojo.PageParam;
+import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
+import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
+
+import cn.iocoder.yudao.framework.excel.core.util.ExcelUtils;
+
+import cn.iocoder.yudao.framework.apilog.core.annotation.ApiAccessLog;
+import static cn.iocoder.yudao.framework.apilog.core.enums.OperateTypeEnum.*;
+
+import cn.iocoder.yudao.module.erp.controller.admin.devicecategory.vo.*;
+import cn.iocoder.yudao.module.erp.dal.dataobject.devicecategory.DeviceCategoryDO;
+import cn.iocoder.yudao.module.erp.service.devicecategory.DeviceCategoryService;
+
+@Tag(name = "管理后台 - 进销存系统 - 器械分类")
+@RestController
+@RequestMapping("/erp/device-category")
+@Validated
+public class DeviceCategoryController {
+
+    @Resource
+    private DeviceCategoryService deviceCategoryService;
+
+    @PostMapping("/create")
+    @Operation(summary = "创建进销存系统 - 器械分类")
+    @PreAuthorize("@ss.hasPermission('erp:device-category:create')")
+    public CommonResult<Integer> createDeviceCategory(@Valid @RequestBody DeviceCategorySaveReqVO createReqVO) {
+        return success(deviceCategoryService.createDeviceCategory(createReqVO));
+    }
+
+    @PutMapping("/update")
+    @Operation(summary = "更新进销存系统 - 器械分类")
+    @PreAuthorize("@ss.hasPermission('erp:device-category:update')")
+    public CommonResult<Boolean> updateDeviceCategory(@Valid @RequestBody DeviceCategorySaveReqVO updateReqVO) {
+        deviceCategoryService.updateDeviceCategory(updateReqVO);
+        return success(true);
+    }
+
+    @DeleteMapping("/delete")
+    @Operation(summary = "删除进销存系统 - 器械分类")
+    @Parameter(name = "id", description = "编号", required = true)
+    @PreAuthorize("@ss.hasPermission('erp:device-category:delete')")
+    public CommonResult<Boolean> deleteDeviceCategory(@RequestParam("id") Integer id) {
+        deviceCategoryService.deleteDeviceCategory(id);
+        return success(true);
+    }
+
+    @DeleteMapping("/delete-list")
+    @Parameter(name = "ids", description = "编号", required = true)
+    @Operation(summary = "批量删除进销存系统 - 器械分类")
+                @PreAuthorize("@ss.hasPermission('erp:device-category:delete')")
+    public CommonResult<Boolean> deleteDeviceCategoryList(@RequestParam("ids") List<Integer> ids) {
+        deviceCategoryService.deleteDeviceCategoryListByIds(ids);
+        return success(true);
+    }
+
+    @GetMapping("/get")
+    @Operation(summary = "获得进销存系统 - 器械分类")
+    @Parameter(name = "id", description = "编号", required = true, example = "1024")
+    @PreAuthorize("@ss.hasPermission('erp:device-category:query')")
+    public CommonResult<DeviceCategoryRespVO> getDeviceCategory(@RequestParam("id") Integer id) {
+        DeviceCategoryDO deviceCategory = deviceCategoryService.getDeviceCategory(id);
+        return success(BeanUtils.toBean(deviceCategory, DeviceCategoryRespVO.class));
+    }
+
+    @GetMapping("/page")
+    @Operation(summary = "获得进销存系统 - 器械分类分页")
+    @PreAuthorize("@ss.hasPermission('erp:device-category:query')")
+    public CommonResult<PageResult<DeviceCategoryRespVO>> getDeviceCategoryPage(@Valid DeviceCategoryPageReqVO pageReqVO) {
+        PageResult<DeviceCategoryDO> pageResult = deviceCategoryService.getDeviceCategoryPage(pageReqVO);
+        return success(BeanUtils.toBean(pageResult, DeviceCategoryRespVO.class));
+    }
+
+    @GetMapping("/export-excel")
+    @Operation(summary = "导出进销存系统 - 器械分类 Excel")
+    @PreAuthorize("@ss.hasPermission('erp:device-category:export')")
+    @ApiAccessLog(operateType = EXPORT)
+    public void exportDeviceCategoryExcel(@Valid DeviceCategoryPageReqVO pageReqVO,
+              HttpServletResponse response) throws IOException {
+        pageReqVO.setPageSize(PageParam.PAGE_SIZE_NONE);
+        List<DeviceCategoryDO> list = deviceCategoryService.getDeviceCategoryPage(pageReqVO).getList();
+        // 导出 Excel
+        ExcelUtils.write(response, "进销存系统 - 器械分类.xls", "数据", DeviceCategoryRespVO.class,
+                        BeanUtils.toBean(list, DeviceCategoryRespVO.class));
+    }
+
+}
\ No newline at end of file
diff --git a/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/devicecategory/vo/DeviceCategoryPageReqVO.java b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/devicecategory/vo/DeviceCategoryPageReqVO.java
new file mode 100644
index 0000000..891b560
--- /dev/null
+++ b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/devicecategory/vo/DeviceCategoryPageReqVO.java
@@ -0,0 +1,41 @@
+package cn.iocoder.yudao.module.erp.controller.admin.devicecategory.vo;
+
+import lombok.*;
+import java.util.*;
+import io.swagger.v3.oas.annotations.media.Schema;
+import cn.iocoder.yudao.framework.common.pojo.PageParam;
+import org.springframework.format.annotation.DateTimeFormat;
+import java.time.LocalDateTime;
+
+import static cn.iocoder.yudao.framework.common.util.date.DateUtils.FORMAT_YEAR_MONTH_DAY_HOUR_MINUTE_SECOND;
+
+@Schema(description = "管理后台 - 进销存系统 - 器械分类分页 Request VO")
+@Data
+public class DeviceCategoryPageReqVO extends PageParam {
+
+    @Schema(description = "分类名称（如 "01 有源手术器械"），业务核心字段，必填", example = "芋艿")
+    private String categoryName;
+
+    @Schema(description = "分类编号（如 "1-8-8.2""1-10-10.4"），业务唯一标识（页面标*必填）")
+    private String categoryCode;
+
+    @Schema(description = "类别（如 "一类""二类""三类"），通过下拉选择，必填", example = "1")
+    private String deviceType;
+
+    @Schema(description = "品名举例（如 "移动式 LED 手术照明灯、LED 手术照明灯..."），可选填")
+    private String exampleNames;
+
+    @Schema(description = "记录创建时间，自动生成，用于数据审计")
+    @DateTimeFormat(pattern = FORMAT_YEAR_MONTH_DAY_HOUR_MINUTE_SECOND)
+    private LocalDateTime[] createTime;
+
+    @Schema(description = "记录创建人（如 "admin"），用于追溯操作人")
+    private String createUser;
+
+    @Schema(description = "记录最后更新人，数据首次创建时可为空，修改后自动填充")
+    private String updateUser;
+
+    @Schema(description = "状态", example = "2")
+    private Integer status;
+
+}
\ No newline at end of file
diff --git a/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/devicecategory/vo/DeviceCategoryRespVO.java b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/devicecategory/vo/DeviceCategoryRespVO.java
new file mode 100644
index 0000000..28ffe36
--- /dev/null
+++ b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/devicecategory/vo/DeviceCategoryRespVO.java
@@ -0,0 +1,51 @@
+package cn.iocoder.yudao.module.erp.controller.admin.devicecategory.vo;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.*;
+import java.util.*;
+import org.springframework.format.annotation.DateTimeFormat;
+import java.time.LocalDateTime;
+import cn.idev.excel.annotation.*;
+
+@Schema(description = "管理后台 - 进销存系统 - 器械分类 Response VO")
+@Data
+@ExcelIgnoreUnannotated
+public class DeviceCategoryRespVO {
+
+    @Schema(description = "记录唯一标识，系统自动生成，用于数据关联和查询", requiredMode = Schema.RequiredMode.REQUIRED, example = "11153")
+    @ExcelProperty("记录唯一标识，系统自动生成，用于数据关联和查询")
+    private Integer id;
+
+    @Schema(description = "分类名称（如 "01 有源手术器械"），业务核心字段，必填", requiredMode = Schema.RequiredMode.REQUIRED, example = "芋艿")
+    @ExcelProperty("分类名称（如 "01 有源手术器械"），业务核心字段，必填")
+    private String categoryName;
+
+    @Schema(description = "分类编号（如 "1-8-8.2""1-10-10.4"），业务唯一标识（页面标*必填）", requiredMode = Schema.RequiredMode.REQUIRED)
+    @ExcelProperty("分类编号（如 "1-8-8.2""1-10-10.4"），业务唯一标识（页面标*必填）")
+    private String categoryCode;
+
+    @Schema(description = "类别（如 "一类""二类""三类"），通过下拉选择，必填", requiredMode = Schema.RequiredMode.REQUIRED, example = "1")
+    @ExcelProperty("类别（如 "一类""二类""三类"），通过下拉选择，必填")
+    private String deviceType;
+
+    @Schema(description = "品名举例（如 "移动式 LED 手术照明灯、LED 手术照明灯..."），可选填")
+    @ExcelProperty("品名举例（如 "移动式 LED 手术照明灯、LED 手术照明灯..."），可选填")
+    private String exampleNames;
+
+    @Schema(description = "记录创建时间，自动生成，用于数据审计")
+    @ExcelProperty("记录创建时间，自动生成，用于数据审计")
+    private LocalDateTime createTime;
+
+    @Schema(description = "记录创建人（如 "admin"），用于追溯操作人", requiredMode = Schema.RequiredMode.REQUIRED)
+    @ExcelProperty("记录创建人（如 "admin"），用于追溯操作人")
+    private String createUser;
+
+    @Schema(description = "记录最后更新人，数据首次创建时可为空，修改后自动填充")
+    @ExcelProperty("记录最后更新人，数据首次创建时可为空，修改后自动填充")
+    private String updateUser;
+
+    @Schema(description = "状态", requiredMode = Schema.RequiredMode.REQUIRED, example = "2")
+    @ExcelProperty("状态")
+    private Integer status;
+
+}
\ No newline at end of file
diff --git a/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/devicecategory/vo/DeviceCategorySaveReqVO.java b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/devicecategory/vo/DeviceCategorySaveReqVO.java
new file mode 100644
index 0000000..a7d39a2
--- /dev/null
+++ b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/controller/admin/devicecategory/vo/DeviceCategorySaveReqVO.java
@@ -0,0 +1,41 @@
+package cn.iocoder.yudao.module.erp.controller.admin.devicecategory.vo;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.*;
+import java.util.*;
+import javax.validation.constraints.*;
+
+@Schema(description = "管理后台 - 进销存系统 - 器械分类新增/修改 Request VO")
+@Data
+public class DeviceCategorySaveReqVO {
+
+    @Schema(description = "记录唯一标识，系统自动生成，用于数据关联和查询", requiredMode = Schema.RequiredMode.REQUIRED, example = "11153")
+    private Integer id;
+
+    @Schema(description = "分类名称（如 "01 有源手术器械"），业务核心字段，必填", requiredMode = Schema.RequiredMode.REQUIRED, example = "芋艿")
+    @NotEmpty(message = "分类名称（如 "01 有源手术器械"），业务核心字段，必填不能为空")
+    private String categoryName;
+
+    @Schema(description = "分类编号（如 "1-8-8.2""1-10-10.4"），业务唯一标识（页面标*必填）", requiredMode = Schema.RequiredMode.REQUIRED)
+    @NotEmpty(message = "分类编号（如 "1-8-8.2""1-10-10.4"），业务唯一标识（页面标*必填）不能为空")
+    private String categoryCode;
+
+    @Schema(description = "类别（如 "一类""二类""三类"），通过下拉选择，必填", requiredMode = Schema.RequiredMode.REQUIRED, example = "1")
+    @NotEmpty(message = "类别（如 "一类""二类""三类"），通过下拉选择，必填不能为空")
+    private String deviceType;
+
+    @Schema(description = "品名举例（如 "移动式 LED 手术照明灯、LED 手术照明灯..."），可选填")
+    private String exampleNames;
+
+    @Schema(description = "记录创建人（如 "admin"），用于追溯操作人", requiredMode = Schema.RequiredMode.REQUIRED)
+    @NotEmpty(message = "记录创建人（如 "admin"），用于追溯操作人不能为空")
+    private String createUser;
+
+    @Schema(description = "记录最后更新人，数据首次创建时可为空，修改后自动填充")
+    private String updateUser;
+
+    @Schema(description = "状态", requiredMode = Schema.RequiredMode.REQUIRED, example = "2")
+    @NotNull(message = "状态不能为空")
+    private Integer status;
+
+}
\ No newline at end of file
diff --git a/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/dal/dataobject/devicecategory/DeviceCategoryDO.java b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/dal/dataobject/devicecategory/DeviceCategoryDO.java
new file mode 100644
index 0000000..1c2f053
--- /dev/null
+++ b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/dal/dataobject/devicecategory/DeviceCategoryDO.java
@@ -0,0 +1,60 @@
+package cn.iocoder.yudao.module.erp.dal.dataobject.devicecategory;
+
+import lombok.*;
+import java.util.*;
+import java.time.LocalDateTime;
+import java.time.LocalDateTime;
+import com.baomidou.mybatisplus.annotation.*;
+import cn.iocoder.yudao.framework.mybatis.core.dataobject.BaseDO;
+
+/**
+ * 进销存系统 - 器械分类 DO
+ *
+ * @author 芋道源码
+ */
+@TableName("erp_device_category")
+@KeySequence("erp_device_category_seq") // 用于 Oracle、PostgreSQL、Kingbase、DB2、H2 数据库的主键自增。如果是 MySQL 等数据库，可不写。
+@Data
+@EqualsAndHashCode(callSuper = true)
+@ToString(callSuper = true)
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class DeviceCategoryDO extends BaseDO {
+
+    /**
+     * 记录唯一标识，系统自动生成，用于数据关联和查询
+     */
+    @TableId
+    private Integer id;
+    /**
+     * 分类名称（如 "01 有源手术器械"），业务核心字段，必填
+     */
+    private String categoryName;
+    /**
+     * 分类编号（如 "1-8-8.2""1-10-10.4"），业务唯一标识（页面标*必填）
+     */
+    private String categoryCode;
+    /**
+     * 类别（如 "一类""二类""三类"），通过下拉选择，必填
+     */
+    private String deviceType;
+    /**
+     * 品名举例（如 "移动式 LED 手术照明灯、LED 手术照明灯..."），可选填
+     */
+    private String exampleNames;
+    /**
+     * 记录创建人（如 "admin"），用于追溯操作人
+     */
+    private String createUser;
+    /**
+     * 记录最后更新人，数据首次创建时可为空，修改后自动填充
+     */
+    private String updateUser;
+    /**
+     * 状态
+     */
+    private Integer status;
+
+
+}
\ No newline at end of file
diff --git a/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/dal/mysql/devicecategory/DeviceCategoryMapper.java b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/dal/mysql/devicecategory/DeviceCategoryMapper.java
new file mode 100644
index 0000000..0063719
--- /dev/null
+++ b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/dal/mysql/devicecategory/DeviceCategoryMapper.java
@@ -0,0 +1,33 @@
+package cn.iocoder.yudao.module.erp.dal.mysql.devicecategory;
+
+import java.util.*;
+
+import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
+import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
+import cn.iocoder.yudao.module.erp.dal.dataobject.devicecategory.DeviceCategoryDO;
+import org.apache.ibatis.annotations.Mapper;
+import cn.iocoder.yudao.module.erp.controller.admin.devicecategory.vo.*;
+
+/**
+ * 进销存系统 - 器械分类 Mapper
+ *
+ * @author 芋道源码
+ */
+@Mapper
+public interface DeviceCategoryMapper extends BaseMapperX<DeviceCategoryDO> {
+
+    default PageResult<DeviceCategoryDO> selectPage(DeviceCategoryPageReqVO reqVO) {
+        return selectPage(reqVO, new LambdaQueryWrapperX<DeviceCategoryDO>()
+                .likeIfPresent(DeviceCategoryDO::getCategoryName, reqVO.getCategoryName())
+                .eqIfPresent(DeviceCategoryDO::getCategoryCode, reqVO.getCategoryCode())
+                .eqIfPresent(DeviceCategoryDO::getDeviceType, reqVO.getDeviceType())
+                .eqIfPresent(DeviceCategoryDO::getExampleNames, reqVO.getExampleNames())
+                .betweenIfPresent(DeviceCategoryDO::getCreateTime, reqVO.getCreateTime())
+                .eqIfPresent(DeviceCategoryDO::getCreateUser, reqVO.getCreateUser())
+                .eqIfPresent(DeviceCategoryDO::getUpdateUser, reqVO.getUpdateUser())
+                .eqIfPresent(DeviceCategoryDO::getStatus, reqVO.getStatus())
+                .orderByDesc(DeviceCategoryDO::getId));
+    }
+
+}
\ No newline at end of file
diff --git a/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/enums/ErrorCodeConstants_手动操作.java b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/enums/ErrorCodeConstants_手动操作.java
new file mode 100644
index 0000000..5a373be
--- /dev/null
+++ b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/enums/ErrorCodeConstants_手动操作.java
@@ -0,0 +1,3 @@
+// TODO 待办：请将下面的错误码复制到 yudao-module-erp 模块的 ErrorCodeConstants 类中。注意，请给“TODO 补充编号”设置一个错误码编号！！！
+// ========== 进销存系统 - 器械分类 TODO 补充编号 ==========
+ErrorCode DEVICE_CATEGORY_NOT_EXISTS = new ErrorCode(TODO 补充编号, "进销存系统 - 器械分类不存在");
\ No newline at end of file
diff --git a/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/service/devicecategory/DeviceCategoryService.java b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/service/devicecategory/DeviceCategoryService.java
new file mode 100644
index 0000000..7a33b49
--- /dev/null
+++ b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/service/devicecategory/DeviceCategoryService.java
@@ -0,0 +1,62 @@
+package cn.iocoder.yudao.module.erp.service.devicecategory;
+
+import java.util.*;
+import javax.validation.*;
+import cn.iocoder.yudao.module.erp.controller.admin.devicecategory.vo.*;
+import cn.iocoder.yudao.module.erp.dal.dataobject.devicecategory.DeviceCategoryDO;
+import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.framework.common.pojo.PageParam;
+
+/**
+ * 进销存系统 - 器械分类 Service 接口
+ *
+ * @author 芋道源码
+ */
+public interface DeviceCategoryService {
+
+    /**
+     * 创建进销存系统 - 器械分类
+     *
+     * @param createReqVO 创建信息
+     * @return 编号
+     */
+    Integer createDeviceCategory(@Valid DeviceCategorySaveReqVO createReqVO);
+
+    /**
+     * 更新进销存系统 - 器械分类
+     *
+     * @param updateReqVO 更新信息
+     */
+    void updateDeviceCategory(@Valid DeviceCategorySaveReqVO updateReqVO);
+
+    /**
+     * 删除进销存系统 - 器械分类
+     *
+     * @param id 编号
+     */
+    void deleteDeviceCategory(Integer id);
+
+    /**
+    * 批量删除进销存系统 - 器械分类
+    *
+    * @param ids 编号
+    */
+    void deleteDeviceCategoryListByIds(List<Integer> ids);
+
+    /**
+     * 获得进销存系统 - 器械分类
+     *
+     * @param id 编号
+     * @return 进销存系统 - 器械分类
+     */
+    DeviceCategoryDO getDeviceCategory(Integer id);
+
+    /**
+     * 获得进销存系统 - 器械分类分页
+     *
+     * @param pageReqVO 分页查询
+     * @return 进销存系统 - 器械分类分页
+     */
+    PageResult<DeviceCategoryDO> getDeviceCategoryPage(DeviceCategoryPageReqVO pageReqVO);
+
+}
\ No newline at end of file
diff --git a/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/service/devicecategory/DeviceCategoryServiceImpl.java b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/service/devicecategory/DeviceCategoryServiceImpl.java
new file mode 100644
index 0000000..ace6ef8
--- /dev/null
+++ b/yudao-module-erp/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/service/devicecategory/DeviceCategoryServiceImpl.java
@@ -0,0 +1,85 @@
+package cn.iocoder.yudao.module.erp.service.devicecategory;
+
+import cn.hutool.core.collection.CollUtil;
+import org.springframework.stereotype.Service;
+import javax.annotation.Resource;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.*;
+import cn.iocoder.yudao.module.erp.controller.admin.devicecategory.vo.*;
+import cn.iocoder.yudao.module.erp.dal.dataobject.devicecategory.DeviceCategoryDO;
+import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.framework.common.pojo.PageParam;
+import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
+
+import cn.iocoder.yudao.module.erp.dal.mysql.devicecategory.DeviceCategoryMapper;
+
+import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
+import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.convertList;
+import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.diffList;
+import static cn.iocoder.yudao.module.erp.enums.ErrorCodeConstants.*;
+
+/**
+ * 进销存系统 - 器械分类 Service 实现类
+ *
+ * @author 芋道源码
+ */
+@Service
+@Validated
+public class DeviceCategoryServiceImpl implements DeviceCategoryService {
+
+    @Resource
+    private DeviceCategoryMapper deviceCategoryMapper;
+
+    @Override
+    public Integer createDeviceCategory(DeviceCategorySaveReqVO createReqVO) {
+        // 插入
+        DeviceCategoryDO deviceCategory = BeanUtils.toBean(createReqVO, DeviceCategoryDO.class);
+        deviceCategoryMapper.insert(deviceCategory);
+
+        // 返回
+        return deviceCategory.getId();
+    }
+
+    @Override
+    public void updateDeviceCategory(DeviceCategorySaveReqVO updateReqVO) {
+        // 校验存在
+        validateDeviceCategoryExists(updateReqVO.getId());
+        // 更新
+        DeviceCategoryDO updateObj = BeanUtils.toBean(updateReqVO, DeviceCategoryDO.class);
+        deviceCategoryMapper.updateById(updateObj);
+    }
+
+    @Override
+    public void deleteDeviceCategory(Integer id) {
+        // 校验存在
+        validateDeviceCategoryExists(id);
+        // 删除
+        deviceCategoryMapper.deleteById(id);
+    }
+
+    @Override
+        public void deleteDeviceCategoryListByIds(List<Integer> ids) {
+        // 删除
+        deviceCategoryMapper.deleteByIds(ids);
+        }
+
+
+    private void validateDeviceCategoryExists(Integer id) {
+        if (deviceCategoryMapper.selectById(id) == null) {
+            throw exception(DEVICE_CATEGORY_NOT_EXISTS);
+        }
+    }
+
+    @Override
+    public DeviceCategoryDO getDeviceCategory(Integer id) {
+        return deviceCategoryMapper.selectById(id);
+    }
+
+    @Override
+    public PageResult<DeviceCategoryDO> getDeviceCategoryPage(DeviceCategoryPageReqVO pageReqVO) {
+        return deviceCategoryMapper.selectPage(pageReqVO);
+    }
+
+}
\ No newline at end of file
diff --git a/yudao-module-erp/yudao-module-erp/src/main/resources/mapper/devicecategory/DeviceCategoryMapper.xml b/yudao-module-erp/yudao-module-erp/src/main/resources/mapper/devicecategory/DeviceCategoryMapper.xml
new file mode 100644
index 0000000..9f64ea3
--- /dev/null
+++ b/yudao-module-erp/yudao-module-erp/src/main/resources/mapper/devicecategory/DeviceCategoryMapper.xml
@@ -0,0 +1,12 @@
+<?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.iocoder.yudao.module.erp.dal.mysql.devicecategory.DeviceCategoryMapper">
+
+    <!--
+        一般情况下，尽可能使用 Mapper 进行 CRUD 增删改查即可。
+        无法满足的场景，例如说多表关联查询，才使用 XML 编写 SQL。
+        代码生成器暂时只生成 Mapper XML 文件本身，更多推荐 MybatisX 快速开发插件来生成查询。
+        文档可见：https://www.iocoder.cn/MyBatis/x-plugins/
+     -->
+
+</mapper>
\ No newline at end of file