diff --git a/src/views/budget/collection/components/BudgetSubmissionForm.vue b/src/views/budget/collection/components/BudgetSubmissionForm.vue
index c4b5bee..9e6d424 100644
--- a/src/views/budget/collection/components/BudgetSubmissionForm.vue
+++ b/src/views/budget/collection/components/BudgetSubmissionForm.vue
@@ -808,11 +808,14 @@ export default {
           project_content: (this.packageData.project_content) || ''
         }
       } else if (this.packageData.level == 3) {
+        const parent = this.packageData.parent || {}
+        const leadSubmission = parent.lead_submission || parent.leadSubmission || {}
         this.parentSubmissionInfo = {
-          application_basis: (this.packageData.parent.submission && this.packageData.parent.submission.application_basis) || '',
-          application_purpose: (this.packageData.parent.submission && this.packageData.parent.submission.application_purpose) || '',
-          application_reason: (this.packageData.parent.submission && this.packageData.parent.submission.application_reason) || '',
-          project_content: (this.packageData.parent.submission && this.packageData.parent.submission.project_content) || ''
+          // 只消费中包的 lead 申请信息；中包快照用于兼容历史数据。
+          application_basis: leadSubmission.application_basis || parent.application_basis || '',
+          application_purpose: leadSubmission.application_purpose || parent.application_purpose || '',
+          application_reason: leadSubmission.application_reason || parent.application_reason || '',
+          project_content: leadSubmission.project_content || parent.project_content || ''
         }
       }
 
diff --git a/src/views/budget/collection/components/SplitPackageForm.vue b/src/views/budget/collection/components/SplitPackageForm.vue
index 14ae5ec..65c2e9c 100644
--- a/src/views/budget/collection/components/SplitPackageForm.vue
+++ b/src/views/budget/collection/components/SplitPackageForm.vue
@@ -298,7 +298,30 @@ export default {
       try {
         console.log('Loading submission data for package:', this.packageData)
         
-        // 1. 优先从父级预算包的申请信息字段中加载
+        // 1. 优先读取最新提交记录。一个预算包可能经过多轮分配，
+        // 预算包字段只作为展示快照，不能覆盖最新提交内容。
+        const submission = this.packageData.submission
+        const hasSubmissionApplicationInfo = submission && [
+          submission.application_basis,
+          submission.application_purpose,
+          submission.application_reason,
+          submission.project_content
+        ].some(value => Boolean(value))
+
+        if (hasSubmissionApplicationInfo) {
+          
+          this.basicInfo = {
+            basis: submission.application_basis || '',
+            purpose: submission.application_purpose || '',
+            reason: submission.application_reason || '',
+            content: submission.project_content || ''
+          }
+
+          console.log('从最新提交记录加载申请信息:', this.basicInfo)
+          return
+        }
+
+        // 2. 无提交记录时，使用预算包上的申请信息快照。
         if (this.packageData.application_basis || 
             this.packageData.application_purpose || 
             this.packageData.application_reason || 
@@ -311,36 +334,22 @@ export default {
             content: this.packageData.project_content || ''
           }
           
-          console.log('从父级预算包加载申请信息:', this.basicInfo)
-          return
-        }
-        
-        // 2. 尝试从submission中加载
-        if (this.packageData.submission) {
-          this.basicInfo = {
-            basis: this.packageData.submission.application_basis || '',
-            purpose: this.packageData.submission.application_purpose || '',
-            reason: this.packageData.submission.application_reason || '',
-            content: this.packageData.submission.project_content || ''
-          }
-          
-          console.log('从submission加载申请信息:', this.basicInfo)
+          console.log('从预算包快照加载申请信息:', this.basicInfo)
           return
         }
         
         // 3. 如果是编辑模式但没有数据，尝试从API获取
         if (this.packageData.isEditMode) {
           try {
-            // 这里可以调用API获取BudgetSubmission数据
-            // 暂时使用默认值，避免表单为空
+            // 当前接口没有单独的申请信息读取端点；保留为空，避免以虚构默认值覆盖真实数据。
             this.basicInfo = {
-              basis: '修改分配',
-              purpose: '调整预算分配',
-              reason: '根据实际需求调整执行科室分配',
-              content: '对预算包进行重新分配'
+              basis: '',
+              purpose: '',
+              reason: '',
+              content: ''
             }
             
-            console.log('使用默认申请信息:', this.basicInfo)
+            console.log('未找到申请信息记录:', this.basicInfo)
           } catch (error) {
             console.error('从API加载申请信息失败:', error)
           }
diff --git a/src/views/budget/collection/package.vue b/src/views/budget/collection/package.vue
index 328e647..efe206a 100644
--- a/src/views/budget/collection/package.vue
+++ b/src/views/budget/collection/package.vue
@@ -854,7 +854,7 @@
     <!-- 批量排序对话框：保留单条编辑排序，同时支持集中录入后一次提交 -->
     <el-dialog title="批量设置排序" :visible.sync="batchSortDialogVisible" width="760px" :close-on-click-modal="false">
       <div style="margin-bottom: 14px; color: #909399;">
-        按同级排序值从小到大展示；可集中修改后一次性保存。排序值相同则按创建顺序排列。
+        仅设置大包和中包的排序；按同级排序值从小到大展示。可集中修改后一次性保存，排序值相同则按创建顺序排列。
       </div>
       <el-table :data="batchSortRows" max-height="520" border>
         <el-table-column label="预算包" min-width="320">
@@ -1710,12 +1710,15 @@ export default {
         const flatten = (items, depth = 1) => {
           const safeItems = items || []
           safeItems.forEach(item => {
-            rows.push({
-              id: item.id,
-              name: item.name,
-              level: item.level || depth,
-              sort_order: Number(item.sort_order) > 0 ? Number(item.sort_order) : 1
-            })
+            const level = item.level || depth
+            if ([1, 2].includes(Number(level))) {
+              rows.push({
+                id: item.id,
+                name: item.name,
+                level,
+                sort_order: Number(item.sort_order) > 0 ? Number(item.sort_order) : 1
+              })
+            }
             flatten(item.children, depth + 1)
           })
         }