diff --git a/src/main/java/com/spring/modules/sampleManagement/controller/TechnicalSpecificationController.java b/src/main/java/com/spring/modules/sampleManagement/controller/TechnicalSpecificationController.java
index bd06307a..f658aeb9 100644
--- a/src/main/java/com/spring/modules/sampleManagement/controller/TechnicalSpecificationController.java
+++ b/src/main/java/com/spring/modules/sampleManagement/controller/TechnicalSpecificationController.java
@@ -1270,4 +1270,14 @@ public class TechnicalSpecificationController {
         technicalSpecificationService.bmStatusToCg(data);
         return R.ok();
     }
+
+    /**
+     * 归档
+     */
+    @PostMapping(value="/bmStatusToFinish")
+    @ResponseBody
+    public R bmStatusToFinish(@RequestBody PlmTechnicalSpecificationSheetData data) {
+        technicalSpecificationService.bmStatusToFinish(data);
+        return R.ok();
+    }
 }
diff --git a/src/main/java/com/spring/modules/sampleManagement/service/Impl/TechnicalSpecificationServiceImpl.java b/src/main/java/com/spring/modules/sampleManagement/service/Impl/TechnicalSpecificationServiceImpl.java
index eed227a6..650e7230 100644
--- a/src/main/java/com/spring/modules/sampleManagement/service/Impl/TechnicalSpecificationServiceImpl.java
+++ b/src/main/java/com/spring/modules/sampleManagement/service/Impl/TechnicalSpecificationServiceImpl.java
@@ -1726,4 +1726,15 @@ public class TechnicalSpecificationServiceImpl implements TechnicalSpecification
         // 将流程流转信息中is_remark为0的改为1
         technicalSpecificationMapper.updateBMIsRemark(data);
     }
+
+    /**
+     * 归档
+     */
+    @Override
+    public void bmStatusToFinish(PlmTechnicalSpecificationSheetData data) {
+        // 将状态改为"已完成"
+        data.setStatus("已完成");
+        // 更新单据状态和节点
+        technicalSpecificationMapper.updateStatus(data);
+    }
 }
diff --git a/src/main/java/com/spring/modules/sampleManagement/service/TechnicalSpecificationService.java b/src/main/java/com/spring/modules/sampleManagement/service/TechnicalSpecificationService.java
index f7ab296c..beea7031 100644
--- a/src/main/java/com/spring/modules/sampleManagement/service/TechnicalSpecificationService.java
+++ b/src/main/java/com/spring/modules/sampleManagement/service/TechnicalSpecificationService.java
@@ -985,4 +985,6 @@ public interface TechnicalSpecificationService {
     void bmStatusToDead(PlmTechnicalSpecificationSheetData data);
 
     void bmStatusToCg(PlmTechnicalSpecificationSheetData data);
+
+    void bmStatusToFinish(PlmTechnicalSpecificationSheetData data);
 }