diff --git a/src/modules/overseas-warehouse/components/WarehouseTransferReceiptPanel.test.ts b/src/modules/overseas-warehouse/components/WarehouseTransferReceiptPanel.test.ts
index 7ad5d450..39de5ad9 100644
--- a/src/modules/overseas-warehouse/components/WarehouseTransferReceiptPanel.test.ts
+++ b/src/modules/overseas-warehouse/components/WarehouseTransferReceiptPanel.test.ts
@@ -121,3 +121,13 @@ describe('转运预报与实际签收明细', () => {
     expect(wrapper.emitted('summary')!.at(-1)![0]).toMatchObject({ forecastBoxes: 9 })
   })
 })
+
+// 完成原因直接展示，多个箱保存同一原因时只显示一次。
+it('displays saved discrepancy reason once without opening box details', async () => {
+  const value = fixture()
+  value.cartons.forEach(box => { box.discrepancyReason = '短收一箱，客户漏发' })
+  vi.mocked(getWarehouseTransfer).mockResolvedValue(value)
+  const wrapper = render(); await flushPromises()
+  expect(wrapper.findAll('.receipt-discrepancy-reason')).toHaveLength(1)
+  expect(wrapper.find('.receipt-discrepancy-reason').text()).toBe('实收差异原因：短收一箱，客户漏发')
+})
diff --git a/src/modules/overseas-warehouse/components/WarehouseTransferReceiptPanel.vue b/src/modules/overseas-warehouse/components/WarehouseTransferReceiptPanel.vue
index 57496409..131b9cb5 100644
--- a/src/modules/overseas-warehouse/components/WarehouseTransferReceiptPanel.vue
+++ b/src/modules/overseas-warehouse/components/WarehouseTransferReceiptPanel.vue
@@ -21,6 +21,8 @@ const selectedBox = ref<WarehouseTransferCartonDto | null>(null)
 const boxOpen = ref(false)
 const cartonsOpen = ref(false)
 let generation = 0
+// 同一完成原因保存于箱记录，去重后在尾程详情直接展示。
+const discrepancyReasons = computed(() => [...new Set((detail.value?.cartons || []).map(box => box.discrepancyReason?.trim()).filter((reason): reason is string => Boolean(reason)))])
 const cartons = computed(() => (detail.value?.cartons || []).filter(box => box.status === 'COUNTED'))
 function itemFor(box: WarehouseTransferCartonDto) { return detail.value?.items.find(item => box.transferItemId != null && String(item.id) === String(box.transferItemId)) }
 function boxLines(box: WarehouseTransferCartonDto) {
@@ -119,6 +121,7 @@ onBeforeUnmount(() => { generation++ })
   <section v-loading="loading" class="transfer-receipt-panel" aria-label="仓储转运预报与实际签收">
     <LoadErrorState v-if="error" title="签收明细加载失败" :message="error.message" :loading="loading" @retry="load"><template #details><ApiErrorMeta :details="error" /></template></LoadErrorState>
     <template v-else-if="detail">
+      <p v-for="reason in discrepancyReasons" :key="reason" class="receipt-discrepancy-reason"><strong>实收差异原因：</strong>{{ reason }}</p>
       <h3>预报与实际签收对比 <small>差异 = 实收 − 预报{{ cartons.length ? '（按当前已清点箱汇总）' : '，待签收后显示' }}</small></h3>
       <DataTable class="receipt-aligned-table" :fit="false" :data="comparisonRows" :columns="forecastColumns" row-key="id" :show-pagination="false" empty-text="暂无预报货物明细">
         <template #quantityDifference="{ row }"><span :class="{ 'receipt-difference': cartons.length && Number(row.quantityDifference) !== 0 }">{{ differenceText(row.quantityDifference) }}</span></template>
@@ -139,6 +142,7 @@ onBeforeUnmount(() => { generation++ })
 
 <style scoped>
 .receipt-box-heading{display:flex;align-items:center;justify-content:flex-start;flex-wrap:wrap;gap:12px}
+.receipt-discrepancy-reason{margin:0;white-space:pre-wrap;overflow-wrap:anywhere}
 .transfer-receipt-panel{display:grid;gap:var(--admin-space-2)}
 .receipt-aligned-table{width:100%;max-width:1490px;min-width:0}
 .receipt-difference{color:var(--el-color-danger);font-weight:600}