diff --git a/src/api/inventory/label.js b/src/api/inventory/label.js
index 1d0bdce..57e6663 100644
--- a/src/api/inventory/label.js
+++ b/src/api/inventory/label.js
@@ -4,3 +4,6 @@ export const queryLabelInfo = data => createAPI(`/pda/label/query`,'post',data)
 
 // 取消WMS预留 - rqrq
 export const cancelReserve = data => createAPI(`/pda/label/cancelReserve`,'post',data)
+
+// 标签拆分
+export const splitLabel = data => createAPI(`/pda/label/split`,'post',data)
diff --git a/src/views/main.vue b/src/views/main.vue
index c3876e4..300ff9d 100644
--- a/src/views/main.vue
+++ b/src/views/main.vue
@@ -244,12 +244,6 @@
             </div>
             <div class="menu-text">盘点</div>
           </div>
-          <div class="menu-item disabled" @click="handleDisabledFeature('handlingunit')">
-            <div class="menu-icon hu">
-              <van-icon name="cluster-o" size="24" />
-            </div>
-            <div class="menu-text">HU管理</div>
-          </div>
         </div>
       </div>
 
diff --git a/src/views/modules/inventory/label-query.vue b/src/views/modules/inventory/label-query.vue
index 9593c0a..04357f0 100644
--- a/src/views/modules/inventory/label-query.vue
+++ b/src/views/modules/inventory/label-query.vue
@@ -110,6 +110,12 @@
 
           <!-- 底部操作按钮 -->
           <div v-if="labelInfo" class="bottom-actions">
+            <button
+              class="action-btn primary"
+              @click="showSplitDialog"
+            >
+              拆分
+            </button>
             <button
               class="action-btn secondary"
               @click="clearData"
@@ -120,11 +126,66 @@
         </div>
       </div>
     </div>
+    
+    <!-- 拆分对话框 -->
+    <el-dialog
+      title="标签拆分"
+      :visible.sync="splitDialogVisible"
+      width="90%"
+      :close-on-click-modal="false"
+      :append-to-body="true"
+      :modal-append-to-body="true"
+    >
+      <div class="split-dialog-content">
+        <div class="split-info-row">
+          <span class="split-label">原标签编码:</span>
+          <span class="split-value">{{ labelInfo ? labelInfo.unitId : '' }}</span>
+        </div>
+        
+        <div class="split-info-row">
+          <span class="split-label">当前数量:</span>
+          <span class="split-value">{{ labelInfo ? labelInfo.qty : 0 }}</span>
+        </div>
+        
+        <div class="split-input-group">
+          <label class="split-label required">拆分数量:</label>
+          <el-input
+            v-model="splitQty"
+            type="number"
+            placeholder="请输入拆分数量（必须小于100）"
+            class="split-input"
+            ref="splitInput"
+          />
+          <div class="split-hint" v-if="splitQty && !isValidSplitQty">
+            <i class="el-icon-warning"></i>
+            拆分数量必须大于0且小于当前数量
+          </div>
+        </div>
+        
+        <div class="split-info-row">
+          <span class="split-label">拆分后原标签剩余:</span>
+          <span class="split-value split-remain">{{ calculateRemainQty }}</span>
+        </div>
+      </div>
+      
+      <div slot="footer" class="dialog-footer">
+        <button class="dialog-btn cancel" @click="splitDialogVisible = false">
+          取消
+        </button>
+        <button
+          class="dialog-btn confirm"
+          @click="confirmSplit"
+          :disabled="splitLoading || !isValidSplitQty"
+        >
+          {{ splitLoading ? '处理中...' : '确定拆分' }}
+        </button>
+      </div>
+    </el-dialog>
   </div>
 </template>
 
 <script>
-import { queryLabelInfo } from '@/api/inventory/label'
+import { queryLabelInfo, splitLabel } from '@/api/inventory/label'
 import { printLabelCommon } from '@/api/production/production-inbound.js'
 
 export default {
@@ -136,9 +197,40 @@ export default {
       labelCode: '',
       labelInfo: null,
       loading: false,
-      printLoading: false
+      printLoading: false,
+      splitDialogVisible: false,
+      splitQty: '',
+      splitLoading: false
     };
   },
+  
+  computed: {
+    /**
+     * 计算拆分后原标签剩余数量
+     */
+    calculateRemainQty() {
+      if (!this.labelInfo || !this.splitQty) {
+        return this.labelInfo ? this.labelInfo.qty : 0;
+      }
+      const currentQty = parseFloat(this.labelInfo.qty) || 0;
+      const split = parseFloat(this.splitQty) || 0;
+      const remain = currentQty - split;
+      return remain >= 0 ? remain : 0;
+    },
+    
+    /**
+     * 验证拆分数量是否有效
+     */
+    isValidSplitQty() {
+      if (!this.splitQty || !this.labelInfo) {
+        return false;
+      }
+      const split = parseFloat(this.splitQty);
+      const current = parseFloat(this.labelInfo.qty) || 0;
+      
+      return split > 0 && split < current;
+    }
+  },
 
   methods: {
     /**
@@ -281,6 +373,94 @@ export default {
       } finally {
         this.printLoading = false;
       }
+    },
+    
+    /**
+     * 显示拆分对话框
+     */
+    showSplitDialog() {
+      if (!this.labelInfo) {
+        this.$message.error('没有可拆分的标签');
+        return;
+      }
+      
+      this.splitQty = '';
+      this.splitDialogVisible = true;
+      
+      // 聚焦到拆分数量输入框
+      this.$nextTick(() => {
+        if (this.$refs.splitInput) {
+          this.$refs.splitInput.focus();
+        }
+      });
+    },
+    
+    /**
+     * 确认拆分
+     */
+    async confirmSplit() {
+      // 验证拆分数量
+      if (!this.splitQty) {
+        this.$message.error('请输入拆分数量');
+        return;
+      }
+      
+      const splitQty = parseFloat(this.splitQty);
+      const currentQty = parseFloat(this.labelInfo.qty);
+      
+      if (splitQty <= 0) {
+        this.$message.error('拆分数量必须大于0');
+        return;
+      }
+      
+      if (splitQty >= currentQty) {
+        this.$message.error('拆分数量必须小于当前数量');
+        return;
+      }
+      
+      this.splitLoading = true;
+      
+      try {
+        const { data } = await splitLabel({
+          site: this.site,
+          unitId: this.labelInfo.unitId,
+          splitQty: splitQty,
+          operatorName: localStorage.getItem('userName')
+        });
+        
+        if (data && data.code === 0) {
+          const result = data.data;
+          
+          this.$message.success('拆分成功！');
+          
+          // 关闭对话框
+          this.splitDialogVisible = false;
+          
+          // 确定标签类型
+          let printLabelType;
+          if (this.labelInfo.partNo && this.labelInfo.partNo.startsWith("80")) {
+            printLabelType = '库存成品标签';
+          } else {
+            printLabelType = 'BIL标签';
+          }
+          
+          // 打印原标签和新标签
+          console.log('打印标签:', [result.originalUnitId, result.newUnitId]);
+          await this.printViaServer([result.originalUnitId, result.newUnitId], printLabelType);
+          
+          // 刷新标签信息（显示更新后的数量）
+          this.labelCode = this.labelInfo.unitId;
+          this.handleLabelScan();
+          
+        } else {
+          this.$message.error(data.msg || '拆分失败');
+        }
+      } catch (error) {
+        console.error('拆分标签失败:', error);
+        this.$message.error('拆分异常: ' + (error.message || error));
+      } finally {
+        this.splitLoading = false;
+      }
     }
   },
 
@@ -500,6 +680,106 @@ export default {
   background: #e8e8e8;
 }
 
+/* 拆分对话框样式 */
+.split-dialog-content {
+  padding: 16px 0;
+}
+
+.split-info-row {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  padding: 12px 0;
+  border-bottom: 1px solid #f0f0f0;
+}
+
+.split-label {
+  font-size: 14px;
+  color: #666;
+  font-weight: 500;
+}
+
+.split-value {
+  font-size: 15px;
+  font-weight: 600;
+  color: #333;
+}
+
+.split-value.split-remain {
+  color: #17B3A3;
+  font-size: 16px;
+}
+
+.split-input-group {
+  margin: 20px 0;
+}
+
+.split-input-group .split-label {
+  display: block;
+  margin-bottom: 8px;
+}
+
+.split-input {
+  width: 100%;
+}
+
+/* 对话框底部按钮 */
+.dialog-footer {
+  display: flex;
+  gap: 12px;
+  padding-top: 16px;
+}
+
+.dialog-btn {
+  flex: 1;
+  padding: 12px 24px;
+  border: none;
+  border-radius: 6px;
+  font-size: 16px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: all 0.2s;
+  min-height: 44px;
+}
+
+.dialog-btn.confirm {
+  background: #17B3A3;
+  color: white;
+}
+
+.dialog-btn.confirm:hover:not(:disabled) {
+  background: #15a394;
+}
+
+.dialog-btn.confirm:disabled {
+  background: #ccc;
+  cursor: not-allowed;
+  opacity: 0.6;
+}
+
+.dialog-btn.cancel {
+  background: #f5f5f5;
+  color: #333;
+  border: 1px solid #ddd;
+}
+
+.dialog-btn.cancel:hover {
+  background: #e8e8e8;
+}
+
+/* 强制对话框显示在最上层 */
+::v-deep .el-dialog__wrapper {
+  z-index: 9999 !important;
+}
+
+::v-deep .el-dialog {
+  z-index: 10000 !important;
+}
+
+::v-deep .v-modal {
+  z-index: 9998 !important;
+}
+
 /* 响应式设计 */
 @media screen and (max-width: 480px) {
   .header-bar {