diff --git a/src/views/documentTool/documentSplit/DocumentSplitDetail.vue b/src/views/documentTool/documentSplit/DocumentSplitDetail.vue
index eb681e7..2c6d5f2 100644
--- a/src/views/documentTool/documentSplit/DocumentSplitDetail.vue
+++ b/src/views/documentTool/documentSplit/DocumentSplitDetail.vue
@@ -406,9 +406,9 @@ export default {
       const targetId = info.node.eventKey
       // 序号，拖拽到节点里面，就把序号设置成最后一个节点的序号
       let displaySeq = 0
-      const parentNodeData = this.getParentNode(this.treeData, info.node.eventKey)
-      if (parentNodeData && parentNodeData.children && parentNodeData.children.length) {
-        displaySeq = parentNodeData.children[parentNodeData.children.length - 1].displaySeq
+      const children = info.node.dataRef.children || []
+      if (children && children.length) {
+        displaySeq = children[children.length - 1].displaySeq
       }
       this.treeNodeSort({ sourceId, targetId, displaySeq })
     },
diff --git a/src/views/documentTool/documentSplit/modules/SplitTreeOrderModal.vue b/src/views/documentTool/documentSplit/modules/SplitTreeOrderModal.vue
index fe4fc5b..a0cfe55 100644
--- a/src/views/documentTool/documentSplit/modules/SplitTreeOrderModal.vue
+++ b/src/views/documentTool/documentSplit/modules/SplitTreeOrderModal.vue
@@ -50,7 +50,6 @@
 <script>
 
 import { batchEditClauseTreeNodeSort, dragClauseTreeNode, getClauseTreeData } from '@api/documentToolApi'
-import STreeSelect from '@comp/STreeSelect'
 
 export default {
   name: 'SplitTreeOrderModal',
@@ -133,9 +132,9 @@ export default {
       const targetId = info.node.eventKey
       // 序号，拖拽到节点里面，就把序号设置成最后一个节点的序号
       let displaySeq = 0
-      const parentNodeData = this.getParentNode(this.treeData, info.node.eventKey)
-      if (parentNodeData && parentNodeData.children && parentNodeData.children.length) {
-        displaySeq = parentNodeData.children[parentNodeData.children.length - 1].displaySeq
+      const children = info.node.dataRef.children || []
+      if (children && children.length) {
+        displaySeq = children[children.length - 1].displaySeq
       }
       this.treeNodeSort({ sourceId, targetId, displaySeq })
     },