diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/controller/EdFileRelationController.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/controller/EdFileRelationController.java
new file mode 100644
index 0000000..7aed9c0
--- /dev/null
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/controller/EdFileRelationController.java
@@ -0,0 +1,38 @@
+package com.electromagnetic.industry.software.manage.controller;
+
+import com.electromagnetic.industry.software.common.resp.ElectromagneticResult;
+import com.electromagnetic.industry.software.common.util.ElectromagneticResultUtil;
+import com.electromagnetic.industry.software.manage.pojo.models.EdFileRelation;
+import com.electromagnetic.industry.software.manage.service.EdFileRelationService;
+import org.springframework.web.bind.annotation.*;
+
+import javax.annotation.Resource;
+
+@RestController
+@RequestMapping("/data/ed/relation")
+public class EdFileRelationController {
+
+    @Resource
+    EdFileRelationService edFileRelationService;
+
+    /**
+     * 创建文件关系
+     * @param relation
+     * @return
+     */
+    @RequestMapping (value = "/create", method = RequestMethod.POST)
+    public ElectromagneticResult<?> createRelation (@RequestBody EdFileRelation relation) {
+        return ElectromagneticResultUtil.success(edFileRelationService.createRelation(relation));
+    }
+
+    /**
+     * 取消文件关系
+     * @param id
+     * @return
+     */
+    @RequestMapping (value = "/cancel/{id}", method = RequestMethod.GET)
+    public ElectromagneticResult<?> cancelRelation (@PathVariable("id") String id) {
+        return ElectromagneticResultUtil.success(edFileRelationService.cancelRelation(id));
+    }
+
+}
diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/mapper/EdFileRelationMapper.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/mapper/EdFileRelationMapper.java
new file mode 100644
index 0000000..7b2e6a9
--- /dev/null
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/mapper/EdFileRelationMapper.java
@@ -0,0 +1,10 @@
+package com.electromagnetic.industry.software.manage.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.electromagnetic.industry.software.manage.pojo.models.EdFileRelation;
+import org.apache.ibatis.annotations.Mapper;
+
+@Mapper
+public interface EdFileRelationMapper extends BaseMapper<EdFileRelation> {
+
+}
diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/pojo/models/EdFileRelation.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/pojo/models/EdFileRelation.java
new file mode 100644
index 0000000..b8b442f
--- /dev/null
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/pojo/models/EdFileRelation.java
@@ -0,0 +1,51 @@
+package com.electromagnetic.industry.software.manage.pojo.models;
+
+import com.baomidou.mybatisplus.annotation.FieldFill;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+
+import java.util.Date;
+
+@Data
+@TableName("ed_file_relation")
+public class EdFileRelation {
+
+    private String id;
+
+    /**
+     * 文件1 主键id
+     */
+    @TableField(value = "fileId1")
+    private String fileId1;
+
+    /**
+     * 文件2 主键id
+     */
+    @TableField(value = "fileId2")
+    private String fileId2;
+
+    /**
+     * 关系描述
+     */
+    private String relationship;
+
+    /**
+     * 创建者 用户id
+     */
+    @TableField(value = "created_by")
+    private String createdBy;
+
+    @TableField(value = "created_at", fill = FieldFill.INSERT)
+    private Date createdAt;
+
+    /**
+     * 更新者 用户id
+     */
+    @TableField(value = "updated_by")
+    private String updatedBy;
+
+    @TableField(value = "updated_at", fill = FieldFill.UPDATE)
+    private Date updatedAt;
+}
diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/EdFileRelationService.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/EdFileRelationService.java
new file mode 100644
index 0000000..00368fa
--- /dev/null
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/EdFileRelationService.java
@@ -0,0 +1,20 @@
+package com.electromagnetic.industry.software.manage.service;
+
+import com.electromagnetic.industry.software.manage.pojo.models.EdFileRelation;
+
+public interface EdFileRelationService {
+
+    /**
+     * 创建文件关系
+     * @param edFileRelation
+     * @return
+     */
+    Boolean createRelation(EdFileRelation edFileRelation);
+
+    /**
+     * 取消文件关系
+     * @param id
+     * @return
+     */
+    Boolean cancelRelation (String id);
+}
diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdFileRelationServiceImpl.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdFileRelationServiceImpl.java
new file mode 100644
index 0000000..ef05cfd
--- /dev/null
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdFileRelationServiceImpl.java
@@ -0,0 +1,36 @@
+package com.electromagnetic.industry.software.manage.service.serviceimpl;
+
+import com.electromagnetic.industry.software.common.util.IdWorker;
+import com.electromagnetic.industry.software.common.util.UserThreadLocal;
+import com.electromagnetic.industry.software.manage.mapper.EdFileRelationMapper;
+import com.electromagnetic.industry.software.manage.pojo.models.EdFileRelation;
+import com.electromagnetic.industry.software.manage.service.EdFileRelationService;
+
+import javax.annotation.Resource;
+
+public class EdFileRelationServiceImpl implements EdFileRelationService {
+
+    @Resource
+    EdFileRelationMapper edFileRelationMapper;
+
+    /**
+     * 创建文件关系
+     * @param edFileRelation
+     * @return
+     */
+    public Boolean createRelation (EdFileRelation edFileRelation) {
+        edFileRelation.setId(IdWorker.getSnowFlakeIdString());
+        edFileRelation.setCreatedBy(UserThreadLocal.getUserId());
+        return edFileRelationMapper.insert(edFileRelation)>0;
+    }
+
+    /**
+     * 取消文件关系
+     * @param id
+     * @return
+     */
+    public Boolean cancelRelation (String id) {
+        return edFileRelationMapper.deleteById(id)>0;
+    }
+
+}