diff --git a/frontend/src/api/aireport/testReport/index.ts b/frontend/src/api/aireport/testReport/index.ts
index 64da730..eddcecd 100644
--- a/frontend/src/api/aireport/testReport/index.ts
+++ b/frontend/src/api/aireport/testReport/index.ts
@@ -37,11 +37,32 @@ export const downloadReportTaskLedgerTemplateApi = (): Promise<AxiosResponse<Blo
     }) as unknown as Promise<AxiosResponse<Blob>>
 
 export const validateReportTaskLedgerApi = (id: string, formData: FormData) => {
-    return http.post<ReportTask.ReportTaskLedgerImportResult>(`${REPORT_TASK_BASE_URL}/${id}/ledger/validate`, formData, {
+    return http.post<ReportTask.ReportTaskLedgerValidateResult>(`${REPORT_TASK_BASE_URL}/${id}/ledger/validate`, formData, {
         headers: { 'Content-Type': 'multipart/form-data' }
     })
 }
 
+export const importReportTaskLedgerApi = (id: string, params: ReportTask.ReportTaskLedgerImportRequest) => {
+    return http.post<ReportTask.ReportTaskLedgerImportResult>(`${REPORT_TASK_BASE_URL}/${id}/ledger/import`, params)
+}
+
+export const listReportTaskPointsApi = (id: string) => {
+    return http.get<ReportTask.ReportTaskPointRecord[]>(`${REPORT_TASK_BASE_URL}/${id}/point/list`)
+}
+
+export const saveReportTaskGroupsApi = (id: string, params: ReportTask.ReportTaskGroupSaveRequest) => {
+    return http.post<boolean>(`${REPORT_TASK_BASE_URL}/${id}/group/save`, params)
+}
+
 export const listReportTaskGroupReportsApi = (id: string) => {
     return http.get<ReportTask.ReportTaskGroupReportRecord[]>(`${REPORT_TASK_BASE_URL}/${id}/group-report/list`)
 }
+
+export const generateReportTaskGroupReportsApi = (id: string) => {
+    return http.post<boolean>(`${REPORT_TASK_BASE_URL}/${id}/generate`)
+}
+
+export const downloadReportTaskGroupReportApi = (groupReportId: string): Promise<AxiosResponse<Blob>> =>
+    http.get(`${REPORT_TASK_BASE_URL}/group-report/${groupReportId}/download`, undefined, {
+        responseType: 'blob'
+    }) as unknown as Promise<AxiosResponse<Blob>>
diff --git a/frontend/src/api/aireport/testReport/interface/index.ts b/frontend/src/api/aireport/testReport/interface/index.ts
index 3ce2e4f..7edb995 100644
--- a/frontend/src/api/aireport/testReport/interface/index.ts
+++ b/frontend/src/api/aireport/testReport/interface/index.ts
@@ -1,9 +1,12 @@
 export namespace ReportTask {
+    export type ReportTaskState = '01' | '02' | '03' | '04' | '05'
+    export type ReportTaskGenerateState = 0 | 1 | 2
     export type ReportTaskGroupReportGenerateState = 0 | 1 | 2 | 3
     export type ReportTaskLedgerImportStage =
         | '选择文件'
         | '校验文件'
         | '文件上传'
+        | '文件导入'
         | '基础资料维护'
         | '完成'
 
@@ -41,6 +44,7 @@ export namespace ReportTask {
         searchBeginTime?: string
         searchEndTime?: string
         timeRange?: string[]
+        state?: ReportTaskState | string
         pageNum?: number
         pageSize?: number
     }
@@ -65,12 +69,59 @@ export namespace ReportTask {
         checkResult?: string
     }
 
+    export interface ReportTaskLedgerImportRequest {
+        batchId: string
+    }
+
     export interface ReportTaskLedgerImportStageRecord {
         stage?: ReportTaskLedgerImportStage | string | null
         success?: boolean | null
         message?: string | null
     }
 
+    export interface ReportTaskLedgerValidateAttachmentRecord {
+        attachmentName?: string | null
+        attachmentType?: string | null
+        referenced?: boolean | null
+        uploaded?: boolean | null
+        missing?: boolean | null
+        reuploadAllowed?: boolean | null
+        message?: string | null
+    }
+
+    export interface ReportTaskLedgerValidatePointRecord {
+        rowNo?: number | null
+        pointKey?: string | null
+        substationName?: string | null
+        pointName?: string | null
+        complete?: boolean | null
+        missingAttachmentCount?: number | null
+        testDeviceNoValid?: boolean | null
+        testDeviceNoMessage?: string | null
+        clientUnitNameValid?: boolean | null
+        clientUnitNameMessage?: string | null
+        attachments?: ReportTaskLedgerValidateAttachmentRecord[] | null
+    }
+
+    export interface ReportTaskLedgerValidateResult {
+        sessionId?: string | null
+        batchId?: string | null
+        success?: boolean | null
+        summaryFileName?: string | null
+        summaryFilePresent?: boolean | null
+        tempStoragePath?: string | null
+        uploadedFileCount?: number | null
+        pointCount?: number | null
+        missingAttachmentCount?: number | null
+        canContinueUpload?: boolean | null
+        requiredSheets?: string[] | null
+        existingSheets?: string[] | null
+        missingSheets?: string[] | null
+        orphanAttachmentNames?: string[] | null
+        failReasons?: string[] | null
+        points?: ReportTaskLedgerValidatePointRecord[] | null
+    }
+
     export interface ReportTaskLedgerImportSnapshotGroupRecord {
         groupNo?: number | null
         count?: number | null
@@ -100,7 +151,9 @@ export namespace ReportTask {
         currentStage?: ReportTaskLedgerImportStage | string | null
         success?: boolean | null
         summaryFileName?: string | null
+        tempStoragePath?: string | null
         totalFileCount?: number
+        uploadedFileCount?: number
         pointCount?: number
         excelAttachmentCount?: number
         wordAttachmentCount?: number
@@ -153,9 +206,13 @@ export namespace ReportTask {
     export interface ReportTaskLedgerPreparedState {
         draftId: string
         batchId: string
+        validateSessionId: string
+        validateResult: ReportTaskLedgerValidateResult | null
         latestImportResult: ReportTaskLedgerImportResult | null
         snapshot: ReportTaskLedgerImportSnapshot | null
         hasImported: boolean
+        validatedBatchId: string
         pendingReimport: boolean
+        pendingRevalidate: boolean
     }
 }
diff --git a/frontend/src/views/aireport/testReport/components/ReportTaskDetailDialog.vue b/frontend/src/views/aireport/testReport/components/ReportTaskDetailDialog.vue
index 6fb91fa..8094b87 100644
--- a/frontend/src/views/aireport/testReport/components/ReportTaskDetailDialog.vue
+++ b/frontend/src/views/aireport/testReport/components/ReportTaskDetailDialog.vue
@@ -44,6 +44,19 @@
                     </el-table-column>
                     <el-table-column prop="generateMessage" label="生成消息" min-width="180" show-overflow-tooltip />
                     <el-table-column prop="generateTime" label="生成时间" min-width="160" show-overflow-tooltip />
+                    <el-table-column label="操作" width="120" fixed="right">
+                        <template #default="{ row }">
+                            <el-button
+                                link
+                                type="primary"
+                                :disabled="row.generateState !== 2 || !row.id"
+                                :loading="downloadingGroupReportId === row.id"
+                                @click="emit('download-group-report', row)"
+                            >
+                                下载
+                            </el-button>
+                        </template>
+                    </el-table-column>
                 </el-table>
             </div>
         </div>
@@ -75,10 +88,12 @@ const props = defineProps<{
     groupReports: ReportTask.ReportTaskGroupReportRecord[]
     companyLabelMap: Record<string, string>
     standardLabelMap: Record<string, string>
+    downloadingGroupReportId?: string | null
 }>()
 
 const emit = defineEmits<{
     (event: 'update:visible', value: boolean): void
+    (event: 'download-group-report', value: ReportTask.ReportTaskGroupReportRecord): void
 }>()
 
 const visibleProxy = computed({
@@ -89,6 +104,7 @@ const visibleProxy = computed({
 const companyLabelMap = computed(() => props.companyLabelMap)
 const standardLabelMap = computed(() => props.standardLabelMap)
 const groupReports = computed(() => props.groupReports || [])
+const downloadingGroupReportId = computed(() => props.downloadingGroupReportId || '')
 </script>
 
 <style scoped lang="scss">
diff --git a/frontend/src/views/aireport/testReport/components/ReportTaskFormDialog.vue b/frontend/src/views/aireport/testReport/components/ReportTaskFormDialog.vue
index 10d86f9..e1aeb0e 100644
--- a/frontend/src/views/aireport/testReport/components/ReportTaskFormDialog.vue
+++ b/frontend/src/views/aireport/testReport/components/ReportTaskFormDialog.vue
@@ -321,10 +321,14 @@ const logEntries = ref<Array<{ id: string; type: ReportTaskLogType; time: string
 const ledgerPreparedState = ref<ReportTask.ReportTaskLedgerPreparedState>({
     draftId: '',
     batchId: '',
+    validateSessionId: '',
+    validateResult: null,
     latestImportResult: null,
     snapshot: null,
     hasImported: false,
-    pendingReimport: false
+    validatedBatchId: '',
+    pendingReimport: false,
+    pendingRevalidate: false
 })
 const lastHandledSaveSuccessVersion = ref(0)
 
@@ -445,10 +449,14 @@ const resetForm = () => {
     ledgerPreparedState.value = {
         draftId: '',
         batchId: '',
+        validateSessionId: '',
+        validateResult: null,
         latestImportResult: null,
         snapshot: null,
         hasImported: false,
-        pendingReimport: false
+        validatedBatchId: '',
+        pendingReimport: false,
+        pendingRevalidate: false
     }
 }
 
@@ -494,10 +502,14 @@ const fillForm = async () => {
         ledgerPreparedState.value = {
             draftId: activeDraftId.value,
             batchId: '',
+            validateSessionId: '',
+            validateResult: null,
             latestImportResult: null,
             snapshot,
             hasImported: Boolean(snapshot || Number(record?.pointCount) > 0),
-            pendingReimport: false
+            validatedBatchId: '',
+            pendingReimport: false,
+            pendingRevalidate: false
         }
 
         applyInitialStep(Boolean(snapshot || Number(record?.pointCount) > 0))
diff --git a/frontend/src/views/aireport/testReport/components/ReportTaskGroupDialog.vue b/frontend/src/views/aireport/testReport/components/ReportTaskGroupDialog.vue
new file mode 100644
index 0000000..3890c8b
--- /dev/null
+++ b/frontend/src/views/aireport/testReport/components/ReportTaskGroupDialog.vue
@@ -0,0 +1,234 @@
+<template>
+    <el-dialog v-model="visibleProxy" title="监测点分组" width="1120px" append-to-body destroy-on-close>
+        <div v-loading="loading" class="report-task-group-dialog">
+            <el-descriptions :column="4" border class="summary-descriptions">
+                <el-descriptions-item label="报告编号">{{ resolveReportTaskText(record?.no) }}</el-descriptions-item>
+                <el-descriptions-item label="委托单位">{{ resolveReportTaskText(record?.clientUnitName) }}</el-descriptions-item>
+                <el-descriptions-item label="监测点数">{{ pointList.length || 0 }}</el-descriptions-item>
+                <el-descriptions-item label="已分组点位">{{ groupedPointCount }}</el-descriptions-item>
+                <el-descriptions-item label="分组数量">{{ groupedPayload.groups.length || 0 }}</el-descriptions-item>
+            </el-descriptions>
+
+            <el-empty v-if="!loading && !pointList.length" description="暂无监测点数据，无法进行分组" :image-size="88" />
+
+            <template v-else>
+                <el-alert
+                    v-if="!groupingCompleted"
+                    title="请为所有监测点设置大于 0 的分组号后再保存。"
+                    type="warning"
+                    :closable="false"
+                    show-icon
+                    class="section-alert"
+                />
+
+                <div class="toolbar">
+                    <div class="toolbar-title">批量分组</div>
+                    <div class="toolbar-actions">
+                        <el-input-number
+                            v-model="batchGroupNo"
+                            :min="1"
+                            :step="1"
+                            controls-position="right"
+                            placeholder="分组号"
+                        />
+                        <el-button type="primary" :disabled="!selectedPointIds.length || !batchGroupNo" @click="applyBatchGroupNo">
+                            应用到已选
+                        </el-button>
+                        <el-button :disabled="!selectedPointIds.length" @click="clearSelectedGroups">清空已选</el-button>
+                    </div>
+                </div>
+
+                <el-table
+                    :data="pointList"
+                    row-key="id"
+                    border
+                    size="small"
+                    max-height="460"
+                    class="point-table"
+                    @selection-change="handleSelectionChange"
+                >
+                    <el-table-column type="selection" width="55" />
+                    <el-table-column type="index" label="序号" width="70" />
+                    <el-table-column label="分组号" width="120">
+                        <template #default="{ row }">
+                            <el-input-number
+                                :model-value="resolvePointGroupNo(row.id)"
+                                :min="1"
+                                :step="1"
+                                controls-position="right"
+                                @update:model-value="handlePointGroupNoChange(row.id, $event)"
+                            />
+                        </template>
+                    </el-table-column>
+                    <el-table-column prop="substationName" label="变电站" min-width="180" show-overflow-tooltip />
+                    <el-table-column prop="pointName" label="监测点" min-width="180" show-overflow-tooltip />
+                    <el-table-column prop="monitorTime" label="监测时间" min-width="160" show-overflow-tooltip />
+                    <el-table-column prop="voltageLevel" label="电压等级" min-width="120" show-overflow-tooltip />
+                    <el-table-column prop="excelAttachmentName" label="原始文件" min-width="180" show-overflow-tooltip />
+                </el-table>
+            </template>
+        </div>
+        <template #footer>
+            <el-button @click="visibleProxy = false">取消</el-button>
+            <el-button type="primary" :loading="saving" :disabled="loading || !groupingCompleted" @click="handleSubmit">
+                保存分组
+            </el-button>
+        </template>
+    </el-dialog>
+</template>
+
+<script setup lang="ts">
+import { computed, ref, watch } from 'vue'
+import type { ReportTask } from '@/api/aireport/testReport/interface'
+import {
+    checkReportTaskGroupingCompleted,
+    normalizeReportTaskGroupSavePayload,
+    resolveReportTaskText
+} from '../utils/testReport'
+
+defineOptions({
+    name: 'ReportTaskGroupDialog'
+})
+
+const props = defineProps<{
+    visible: boolean
+    loading: boolean
+    saving: boolean
+    record: ReportTask.ReportTaskRecord | null
+    pointList: ReportTask.ReportTaskPointRecord[]
+}>()
+
+const emit = defineEmits<{
+    (event: 'update:visible', value: boolean): void
+    (event: 'submit', value: ReportTask.ReportTaskGroupSaveRequest): void
+}>()
+
+const localPointGroupMap = ref<Record<string, number | null>>({})
+const selectedPointIds = ref<string[]>([])
+const batchGroupNo = ref<number | null>(null)
+
+const visibleProxy = computed({
+    get: () => props.visible,
+    set: value => emit('update:visible', value)
+})
+
+const initializePointGroupMap = () => {
+    const nextGroupMap: Record<string, number | null> = {}
+
+    props.pointList.forEach(point => {
+        const pointId = String(point.id || '').trim()
+        if (!pointId) return
+
+        const groupNo = Number(point.groupNo)
+        nextGroupMap[pointId] = Number.isInteger(groupNo) && groupNo > 0 ? groupNo : null
+    })
+
+    localPointGroupMap.value = nextGroupMap
+    selectedPointIds.value = []
+    batchGroupNo.value = null
+}
+
+watch(
+    () => [props.visible, props.pointList],
+    ([visible]) => {
+        if (visible) {
+            initializePointGroupMap()
+        }
+    },
+    { immediate: true, deep: true }
+)
+
+const groupedPayload = computed(() => normalizeReportTaskGroupSavePayload(props.pointList, localPointGroupMap.value))
+const groupingCompleted = computed(() => checkReportTaskGroupingCompleted(props.pointList, groupedPayload.value))
+const groupedPointCount = computed(() =>
+    props.pointList.reduce((count, point) => {
+        const pointId = String(point.id || '').trim()
+        if (!pointId) return count
+
+        const groupNo = Number(localPointGroupMap.value[pointId])
+        return Number.isInteger(groupNo) && groupNo > 0 ? count + 1 : count
+    }, 0)
+)
+
+const resolvePointGroupNo = (pointId?: string) => {
+    const normalizedPointId = String(pointId || '').trim()
+    if (!normalizedPointId) return null
+    return localPointGroupMap.value[normalizedPointId] ?? null
+}
+
+const updatePointGroupNo = (pointId: string | undefined, value: number | null | undefined) => {
+    const normalizedPointId = String(pointId || '').trim()
+    if (!normalizedPointId) return
+
+    const groupNo = Number(value)
+    localPointGroupMap.value = {
+        ...localPointGroupMap.value,
+        [normalizedPointId]: Number.isInteger(groupNo) && groupNo > 0 ? groupNo : null
+    }
+}
+
+const handlePointGroupNoChange = (pointId: string | undefined, value: number | null | undefined) => {
+    updatePointGroupNo(pointId, value)
+}
+
+const handleSelectionChange = (selection: ReportTask.ReportTaskPointRecord[]) => {
+    selectedPointIds.value = selection.map(item => String(item.id || '').trim()).filter(Boolean)
+}
+
+const applyBatchGroupNo = () => {
+    const groupNo = Number(batchGroupNo.value)
+    if (!Number.isInteger(groupNo) || groupNo <= 0) return
+
+    const nextGroupMap = { ...localPointGroupMap.value }
+    selectedPointIds.value.forEach(pointId => {
+        nextGroupMap[pointId] = groupNo
+    })
+    localPointGroupMap.value = nextGroupMap
+}
+
+const clearSelectedGroups = () => {
+    const nextGroupMap = { ...localPointGroupMap.value }
+    selectedPointIds.value.forEach(pointId => {
+        nextGroupMap[pointId] = null
+    })
+    localPointGroupMap.value = nextGroupMap
+}
+
+const handleSubmit = () => {
+    emit('submit', groupedPayload.value)
+}
+</script>
+
+<style scoped lang="scss">
+.report-task-group-dialog {
+    min-height: 180px;
+}
+
+.summary-descriptions,
+.section-alert,
+.point-table {
+    margin-top: 16px;
+}
+
+.toolbar {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    gap: 12px;
+    margin-top: 16px;
+    flex-wrap: wrap;
+}
+
+.toolbar-title {
+    font-size: 15px;
+    font-weight: 600;
+    color: var(--el-text-color-primary);
+}
+
+.toolbar-actions {
+    display: flex;
+    align-items: center;
+    gap: 12px;
+    flex-wrap: wrap;
+}
+</style>
diff --git a/frontend/src/views/aireport/testReport/index.vue b/frontend/src/views/aireport/testReport/index.vue
index ed1e62f..9d90b40 100644
--- a/frontend/src/views/aireport/testReport/index.vue
+++ b/frontend/src/views/aireport/testReport/index.vue
@@ -24,6 +24,17 @@
             </template>
             <template #operation="{ row }">
                 <el-button link type="primary" :icon="View" @click="openDetailDialog(row)">详情</el-button>
+                <el-button link type="primary" :disabled="!isReportTaskGeneratePending(row) || !row.pointCount" @click="openGroupDialog(row)">
+                    分组
+                </el-button>
+                <el-button
+                    link
+                    type="primary"
+                    :disabled="!isReportTaskGeneratePending(row) || !row.groupCount"
+                    @click="handleGenerateGroupReports(row)"
+                >
+                    生成报告
+                </el-button>
                 <el-button link type="primary" :icon="Edit" @click="openEditDialog(row)">编辑</el-button>
                 <el-button link type="primary" :icon="Upload" @click="openAuditDialog(row)">提交审核</el-button>
                 <el-button link type="danger" :icon="Delete" @click="handleDelete(row)">删除</el-button>
@@ -50,6 +61,8 @@
             :group-reports="detailGroupReports"
             :company-label-map="companyLabelMap"
             :standard-label-map="standardLabelMap"
+            :downloading-group-report-id="downloadingGroupReportId"
+            @download-group-report="handleDownloadGroupReport"
         />
 
         <ReportTaskAuditDialog
@@ -58,6 +71,15 @@
             :record="currentAuditRecord"
             @submit="handleSubmitAudit"
         />
+
+        <ReportTaskGroupDialog
+            v-model:visible="groupDialogVisible"
+            :loading="groupDialogLoading"
+            :saving="groupDialogSaving"
+            :record="currentGroupRecord"
+            :point-list="groupPointList"
+            @submit="handleSaveGroups"
+        />
     </div>
 </template>
 
@@ -71,10 +93,14 @@ import type { ColumnProps, ProTableInstance } from '@/components/ProTable/interf
 import {
     createReportTaskApi,
     deleteReportTasksApi,
+    downloadReportTaskGroupReportApi,
     exportReportTasksApi,
+    generateReportTaskGroupReportsApi,
     getReportTaskDetailApi,
     listReportTaskGroupReportsApi,
+    listReportTaskPointsApi,
     listReportTasksApi,
+    saveReportTaskGroupsApi,
     submitReportTaskAuditApi,
     updateReportTaskApi
 } from '@/api/aireport/testReport'
@@ -88,6 +114,7 @@ import { useDictStore } from '@/stores/modules/dict'
 import ReportTaskAuditDialog from './components/ReportTaskAuditDialog.vue'
 import ReportTaskDetailDialog from './components/ReportTaskDetailDialog.vue'
 import ReportTaskFormDialog from './components/ReportTaskFormDialog.vue'
+import ReportTaskGroupDialog from './components/ReportTaskGroupDialog.vue'
 import {
     buildDictSelectOptions,
     buildOptionLabelMap,
@@ -95,6 +122,7 @@ import {
     normalizeReportTaskGroupReportList,
     normalizeReportTaskListParams,
     normalizeReportTaskPage,
+    normalizeReportTaskPointList,
     resolveReportTaskCreateUnitText,
     resolveReportTaskStandardText,
     resolveReportTaskText,
@@ -110,17 +138,23 @@ const proTable = ref<ProTableInstance>()
 const formDialogVisible = ref(false)
 const detailDialogVisible = ref(false)
 const auditDialogVisible = ref(false)
+const groupDialogVisible = ref(false)
 const formSaving = ref(false)
 const formSaveSuccessVersion = ref(0)
 const detailLoading = ref(false)
 const auditSaving = ref(false)
+const groupDialogLoading = ref(false)
+const groupDialogSaving = ref(false)
 const formMode = ref<'create' | 'edit'>('create')
 const currentRecord = ref<ReportTask.ReportTaskRecord | null>(null)
 const detailRecord = ref<ReportTask.ReportTaskRecord | null>(null)
 const detailGroupReports = ref<ReportTask.ReportTaskGroupReportRecord[]>([])
 const currentAuditRecord = ref<ReportTask.ReportTaskRecord | null>(null)
+const currentGroupRecord = ref<ReportTask.ReportTaskRecord | null>(null)
+const groupPointList = ref<ReportTask.ReportTaskPointRecord[]>([])
 const clientUnitOptions = ref<Array<{ label: string; value: string }>>([])
 const reportModelOptions = ref<Array<{ label: string; value: string }>>([])
+const downloadingGroupReportId = ref('')
 
 const companyOptions = computed(() => buildDictSelectOptions(dictStore.getDictData(DICT_CODES.TEST_REPORT_COMPANY)))
 const standardOptions = computed(() => buildDictSelectOptions(dictStore.getDictData(DICT_CODES.TEST_REPORT_STANDARD)))
@@ -130,6 +164,7 @@ const requiredDictCodes = [DICT_CODES.TEST_REPORT_COMPANY, DICT_CODES.TEST_REPOR
 const currentSearchParams = computed(() =>
     normalizeReportTaskListParams((proTable.value?.searchParam || {}) as ReportTask.ReportTaskListParams)
 )
+const isReportTaskGeneratePending = (row: ReportTask.ReportTaskRecord) => Number(row.reportGenerateState ?? 0) === 0
 
 const columns = reactive<ColumnProps<ReportTask.ReportTaskRecord>[]>([
     { type: 'selection', fixed: 'left', width: 70 },
@@ -191,7 +226,7 @@ const columns = reactive<ColumnProps<ReportTask.ReportTaskRecord>[]>([
     { prop: 'createTime', label: '创建时间', minWidth: 170, render: ({ row }) => resolveReportTaskText(row.createTime) },
     { prop: 'updateByName', label: '更新人', minWidth: 120, isShow: false, render: ({ row }) => resolveReportTaskText(row.updateByName || row.updateBy) },
     { prop: 'updateTime', label: '更新时间', minWidth: 170, isShow: false, render: ({ row }) => resolveReportTaskText(row.updateTime) },
-    { prop: 'operation', label: '操作', fixed: 'right', width: 280 }
+    { prop: 'operation', label: '操作', fixed: 'right', width: 360 }
 ])
 
 const ensureReportTaskDictOptionsReady = async () => {
@@ -297,6 +332,27 @@ const openEditDialog = async (row: ReportTask.ReportTaskRecord) => {
     }
 }
 
+const loadDetailDialogData = async (id: string) => {
+    const [detailResponse, groupReportsResponse] = await Promise.all([getReportTaskDetailApi(id), listReportTaskGroupReportsApi(id)])
+
+    detailRecord.value = unwrapReportTaskPayload<ReportTask.ReportTaskRecord>(detailResponse)
+    detailGroupReports.value = normalizeReportTaskGroupReportList(groupReportsResponse)
+}
+
+const refreshDetailDialogDataIfMatched = async (id: string) => {
+    if (!detailDialogVisible.value) return
+
+    const currentDetailId = String(detailRecord.value?.id || '').trim()
+    if (currentDetailId !== id) return
+
+    detailLoading.value = true
+    try {
+        await loadDetailDialogData(id)
+    } finally {
+        detailLoading.value = false
+    }
+}
+
 const openDetailDialog = async (row: ReportTask.ReportTaskRecord) => {
     if (!row.id) {
         ElMessage.warning('当前报告任务缺少 ID，无法查看详情')
@@ -309,13 +365,7 @@ const openDetailDialog = async (row: ReportTask.ReportTaskRecord) => {
     detailLoading.value = true
 
     try {
-        const [detailResponse, groupReportsResponse] = await Promise.all([
-            getReportTaskDetailApi(row.id),
-            listReportTaskGroupReportsApi(row.id)
-        ])
-
-        detailRecord.value = unwrapReportTaskPayload<ReportTask.ReportTaskRecord>(detailResponse)
-        detailGroupReports.value = normalizeReportTaskGroupReportList(groupReportsResponse)
+        await loadDetailDialogData(row.id)
     } catch (error) {
         ElMessage.error(getReportTaskErrorMessage(error, '报告任务详情查询失败'))
     } finally {
@@ -323,6 +373,33 @@ const openDetailDialog = async (row: ReportTask.ReportTaskRecord) => {
     }
 }
 
+const openGroupDialog = async (row: ReportTask.ReportTaskRecord) => {
+    if (!row.id) {
+        ElMessage.warning('当前报告任务缺少 ID，无法维护分组')
+        return
+    }
+
+    if (!isReportTaskGeneratePending(row)) {
+        ElMessage.warning('当前报告任务已生成过报告，不能再修改分组')
+        return
+    }
+
+    currentGroupRecord.value = row
+    groupPointList.value = []
+    groupDialogVisible.value = true
+    groupDialogLoading.value = true
+
+    try {
+        const response = await listReportTaskPointsApi(row.id)
+        groupPointList.value = normalizeReportTaskPointList(response)
+    } catch (error) {
+        groupDialogVisible.value = false
+        ElMessage.error(getReportTaskErrorMessage(error, '监测点列表查询失败'))
+    } finally {
+        groupDialogLoading.value = false
+    }
+}
+
 const openAuditDialog = (row: ReportTask.ReportTaskRecord) => {
     if (!row.id) {
         ElMessage.warning('当前报告任务缺少 ID，无法提交审核')
@@ -368,6 +445,86 @@ const handleSubmitAudit = async (params: ReportTask.ReportTaskAuditRequest) => {
     }
 }
 
+const handleSaveGroups = async (params: ReportTask.ReportTaskGroupSaveRequest) => {
+    const reportId = String(currentGroupRecord.value?.id || '').trim()
+    if (!reportId) {
+        ElMessage.warning('当前报告任务缺少 ID，无法保存分组')
+        return
+    }
+
+    groupDialogSaving.value = true
+    try {
+        await saveReportTaskGroupsApi(reportId, params)
+        ElMessage.success('监测点分组保存成功')
+        groupDialogVisible.value = false
+        refreshReportTasks()
+        await refreshDetailDialogDataIfMatched(reportId)
+    } catch (error) {
+        ElMessage.error(getReportTaskErrorMessage(error, '监测点分组保存失败'))
+    } finally {
+        groupDialogSaving.value = false
+    }
+}
+
+const handleGenerateGroupReports = async (row: ReportTask.ReportTaskRecord) => {
+    if (!row.id) {
+        ElMessage.warning('当前报告任务缺少 ID，无法生成报告')
+        return
+    }
+
+    if (!isReportTaskGeneratePending(row)) {
+        ElMessage.warning('当前报告任务不是待生成状态，不能重复生成')
+        return
+    }
+
+    if (!row.groupCount) {
+        ElMessage.warning('请先完成监测点分组后再生成报告')
+        return
+    }
+
+    try {
+        await ElMessageBox.confirm('将按当前分组生成所有报告，是否继续？', '生成报告', {
+            confirmButtonText: '确定',
+            cancelButtonText: '取消',
+            type: 'warning'
+        })
+    } catch {
+        return
+    }
+
+    try {
+        await generateReportTaskGroupReportsApi(row.id)
+        ElMessage.success('报告生成任务已执行完成')
+        refreshReportTasks()
+        await refreshDetailDialogDataIfMatched(row.id)
+    } catch (error) {
+        ElMessage.error(getReportTaskErrorMessage(error, '报告生成失败'))
+    }
+}
+
+const handleDownloadGroupReport = async (row: ReportTask.ReportTaskGroupReportRecord) => {
+    const groupReportId = String(row.id || '').trim()
+    if (!groupReportId) {
+        ElMessage.warning('当前分组报告缺少 ID，无法下载')
+        return
+    }
+
+    downloadingGroupReportId.value = groupReportId
+    try {
+        await useDownloadWithServerFileName(
+            () => downloadReportTaskGroupReportApi(groupReportId),
+            row.reportFileName || row.reportName || `分组报告_${row.groupNo || ''}`,
+            undefined,
+            false,
+            '.docx'
+        )
+    } catch (error) {
+        ElMessage.error(getReportTaskErrorMessage(error, '分组报告下载失败'))
+    } finally {
+        downloadingGroupReportId.value = ''
+    }
+}
+
 const deleteReportTasks = async (ids: string[], successMessage: string) => {
     if (!ids.length) {
         ElMessage.warning('请选择要删除的报告任务')
diff --git a/frontend/src/views/aireport/testReport/utils/reportTaskFlow.ts b/frontend/src/views/aireport/testReport/utils/reportTaskFlow.ts
index bd12021..2a1f38c 100644
--- a/frontend/src/views/aireport/testReport/utils/reportTaskFlow.ts
+++ b/frontend/src/views/aireport/testReport/utils/reportTaskFlow.ts
@@ -39,12 +39,14 @@ export const REPORT_TASK_FLOW_STEPS: ReportTaskFlowStepOption[] = [
 
 export const createEmptyLedgerPreparedState = (): ReportTask.ReportTaskLedgerPreparedState => ({
     draftId: '',
+    batchId: '',
     validateSessionId: '',
     validateResult: null,
     latestImportResult: null,
     snapshot: null,
     hasImported: false,
     validatedBatchId: '',
+    pendingReimport: false,
     pendingRevalidate: false
 })
 
diff --git a/frontend/src/views/aireport/testReport/utils/testReport.ts b/frontend/src/views/aireport/testReport/utils/testReport.ts
index 155ee5e..49435ad 100644
--- a/frontend/src/views/aireport/testReport/utils/testReport.ts
+++ b/frontend/src/views/aireport/testReport/utils/testReport.ts
@@ -145,9 +145,13 @@ export const normalizeReportTaskPointList = (
 export const normalizeReportTaskLedgerImportResult = (
     response:
         ResultData<ReportTask.ReportTaskLedgerImportResult> | ReportTask.ReportTaskLedgerImportResult | null | undefined
+        | ResultData<ReportTask.ReportTaskLedgerValidateResult>
+        | ReportTask.ReportTaskLedgerValidateResult
 ): ReportTask.ReportTaskLedgerImportResult => {
-    const payload = unwrapReportTaskPayload<ReportTask.ReportTaskLedgerImportResult | null | undefined>(
-        response as ResultData<ReportTask.ReportTaskLedgerImportResult>
+    const payload = unwrapReportTaskPayload<
+        Partial<ReportTask.ReportTaskLedgerImportResult & ReportTask.ReportTaskLedgerValidateResult> | null | undefined
+    >(
+        response as ResultData<Partial<ReportTask.ReportTaskLedgerImportResult & ReportTask.ReportTaskLedgerValidateResult>>
     )
 
     const stageList = Array.isArray(payload?.stages) ? payload.stages : []
@@ -169,7 +173,7 @@ export const normalizeReportTaskLedgerImportResult = (
         clientReuseCount: payload?.clientReuseCount ?? 0,
         groupCount: payload?.groupCount ?? 0,
         failReasons: Array.isArray(payload?.failReasons) ? payload.failReasons.filter(Boolean) : [],
-        stages: stageList.map(stage => ({
+        stages: stageList.map((stage: ReportTask.ReportTaskLedgerImportStageRecord) => ({
             stage: stage?.stage || undefined,
             success: stage?.success ?? false,
             message: stage?.message || ''