diff --git a/src/main/java/com/gaotao/modules/warehouse/controller/CountingWIPController.java b/src/main/java/com/gaotao/modules/warehouse/controller/CountingWIPController.java
index e63f7b1..15de3d1 100644
--- a/src/main/java/com/gaotao/modules/warehouse/controller/CountingWIPController.java
+++ b/src/main/java/com/gaotao/modules/warehouse/controller/CountingWIPController.java
@@ -179,5 +179,36 @@ public class CountingWIPController extends AbstractController {
             return R.error("确认失败: " + e.getMessage());
         }
     }
+
+    /**
+     * 删除WIP数据
+     */
+    @PostMapping("delete")
+    public R delete(@RequestBody Map<String, Object> params) {
+        try {
+            String site = (String) params.get("site");
+            String reportId = (String) params.get("reportId");
+            String rollNo = (String) params.get("rollNo");
+
+            if (site == null || site.isEmpty()) {
+                return R.error("站点不能为空");
+            }
+            if (reportId == null || reportId.isEmpty()) {
+                return R.error("盘点任务单号不能为空");
+            }
+            if (rollNo == null || rollNo.isEmpty()) {
+                return R.error("标签条码不能为空");
+            }
+
+            countingWIPService.deleteByRollNo(site, reportId, rollNo);
+
+            return R.ok()
+                    .put("code", 0)
+                    .put("msg", "删除成功");
+        } catch (Exception e) {
+            logger.error("删除WIP数据失败", e);
+            return R.error("删除失败: " + e.getMessage());
+        }
+    }
 }
 
diff --git a/src/main/java/com/gaotao/modules/warehouse/dao/CountingWIPMapper.java b/src/main/java/com/gaotao/modules/warehouse/dao/CountingWIPMapper.java
index 7fb7e85..1508ede 100644
--- a/src/main/java/com/gaotao/modules/warehouse/dao/CountingWIPMapper.java
+++ b/src/main/java/com/gaotao/modules/warehouse/dao/CountingWIPMapper.java
@@ -75,6 +75,18 @@ public interface CountingWIPMapper {
     int deleteByReportId(@Param("site") String site,
                          @Param("reportId") String reportId);
 
+    /**
+     * 删除单条WIP数据
+     *
+     * @param site     站点
+     * @param reportId 盘点任务单号
+     * @param rollNo   标签条码
+     * @return 影响行数
+     */
+    int deleteByRollNo(@Param("site") String site,
+                       @Param("reportId") String reportId,
+                       @Param("rollNo") String rollNo);
+
     /**
      * 检查标签是否存在于WIP中
      *
diff --git a/src/main/java/com/gaotao/modules/warehouse/service/CountingWIPService.java b/src/main/java/com/gaotao/modules/warehouse/service/CountingWIPService.java
index 4c46e85..d4ed47f 100644
--- a/src/main/java/com/gaotao/modules/warehouse/service/CountingWIPService.java
+++ b/src/main/java/com/gaotao/modules/warehouse/service/CountingWIPService.java
@@ -67,5 +67,14 @@ public interface CountingWIPService {
      * @return 操作结果
      */
     Map<String, Object> confirmCounting(String site, String reportId);
+
+    /**
+     * 删除单条WIP数据
+     *
+     * @param site     站点
+     * @param reportId 盘点任务单号
+     * @param rollNo   标签条码
+     */
+    void deleteByRollNo(String site, String reportId, String rollNo);
 }
 
diff --git a/src/main/java/com/gaotao/modules/warehouse/service/impl/CountingWIPServiceImpl.java b/src/main/java/com/gaotao/modules/warehouse/service/impl/CountingWIPServiceImpl.java
index 9fd621e..430c53e 100644
--- a/src/main/java/com/gaotao/modules/warehouse/service/impl/CountingWIPServiceImpl.java
+++ b/src/main/java/com/gaotao/modules/warehouse/service/impl/CountingWIPServiceImpl.java
@@ -279,5 +279,21 @@ public class CountingWIPServiceImpl implements CountingWIPService {
             throw new RuntimeException("确认盘点失败: " + e.getMessage(), e);
         }
     }
+
+    @Override
+    public void deleteByRollNo(String site, String reportId, String rollNo) {
+        logger.info("删除WIP数据，站点: {}, 盘点单号: {}, 标签条码: {}", site, reportId, rollNo);
+        try {
+            int count = countingWIPMapper.deleteByRollNo(site, reportId, rollNo);
+            if (count > 0) {
+                logger.info("删除WIP数据成功，删除行数: {}", count);
+            } else {
+                logger.warn("未找到要删除的WIP数据");
+            }
+        } catch (Exception e) {
+            logger.error("删除WIP数据失败，错误信息: {}", e.getMessage(), e);
+            throw new RuntimeException("删除WIP数据失败: " + e.getMessage(), e);
+        }
+    }
 }
 
diff --git a/src/main/resources/mapper/warehouse/CountingWIPMapper.xml b/src/main/resources/mapper/warehouse/CountingWIPMapper.xml
index 30dd014..faa5dd8 100644
--- a/src/main/resources/mapper/warehouse/CountingWIPMapper.xml
+++ b/src/main/resources/mapper/warehouse/CountingWIPMapper.xml
@@ -143,6 +143,14 @@
           AND report_id = #{reportId}
     </delete>
 
+    <!-- 删除单条WIP数据 -->
+    <delete id="deleteByRollNo">
+        DELETE FROM CountingWIP
+        WHERE site = #{site}
+          AND report_id = #{reportId}
+          AND roll_no = #{rollNo}
+    </delete>
+
     <!-- 检查标签是否存在于WIP中 -->
     <select id="checkWIPExists" resultMap="countingWIPMap">
         SELECT