diff --git a/backend/internal/modules/listing/service_test.go b/backend/internal/modules/listing/service_test.go
index 9414b5c..93e94c5 100644
--- a/backend/internal/modules/listing/service_test.go
+++ b/backend/internal/modules/listing/service_test.go
@@ -3,6 +3,9 @@ package listing
 import (
 	"encoding/json"
 	"testing"
+
+	"hfb_sys/backend/internal/database"
+	"hfb_sys/backend/internal/model"
 )
 
 func TestConsumableValueOnlyCountsChargedResources(t *testing.T) {
@@ -105,6 +108,46 @@ func TestCreateRequiresPublishAgreements(t *testing.T) {
 	}
 }
 
+func TestRepositoryUpdateAllowsOfflineListingResubmit(t *testing.T) {
+	db := database.NewTestDB()
+	if err := db.AutoMigrate(&model.GameAccount{}, &model.RentalListing{}); err != nil {
+		t.Fatalf("failed to migrate test db: %v", err)
+	}
+	repo := NewRepository(db)
+	req := CreateRequest{
+		Title:             "测试账号",
+		ServerRegion:      "QQ",
+		LoginPlatform:     "QQ账号密码",
+		RankLevel:         "黑鹰",
+		HafCoinAmount:     100000000,
+		PriceCent:         10000,
+		DepositAmountCent: 50000,
+		ScreenshotURLS:    []string{"https://example.com/a.png"},
+		AssetSummary: map[string]any{
+			"online_time": map[string]any{"start": "09:00", "end": "23:00"},
+		},
+	}
+	created, err := repo.Create(t.Context(), 1, req, false)
+	if err != nil {
+		t.Fatalf("failed to create listing: %v", err)
+	}
+	if _, err := repo.Offline(t.Context(), 1, created.ID); err != nil {
+		t.Fatalf("failed to offline listing: %v", err)
+	}
+
+	req.Title = "二次编辑账号"
+	updated, err := repo.Update(t.Context(), 1, created.ID, req, true)
+	if err != nil {
+		t.Fatalf("expected offline listing can be updated, got %v", err)
+	}
+	if updated.Title != "二次编辑账号" {
+		t.Fatalf("expected title updated, got %q", updated.Title)
+	}
+	if updated.Status != "draft" || updated.ReviewStatus != "pending" {
+		t.Fatalf("expected draft/pending after resubmit, got %s/%s", updated.Status, updated.ReviewStatus)
+	}
+}
+
 func TestApplySellerListingPriceUsesSellerTotalPrice(t *testing.T) {
 	item := &ListingDTO{
 		PriceCent: 23800,
diff --git a/frontend/src/features/listings/api/listings.ts b/frontend/src/features/listings/api/listings.ts
index c10c444..9719e19 100644
--- a/frontend/src/features/listings/api/listings.ts
+++ b/frontend/src/features/listings/api/listings.ts
@@ -128,11 +128,21 @@ export async function fetchSellerListings() {
   return data.data.items
 }
 
+export async function fetchSellerListing(id: string | number) {
+  const { data } = await apiClient.get<ApiResponse<Listing>>(`/seller/listings/${id}`)
+  return data.data
+}
+
 export async function createListing(payload: ListingPayload) {
   const { data } = await apiClient.post<ApiResponse<Listing>>('/listings', payload)
   return data.data
 }
 
+export async function updateListing(id: string | number, payload: ListingPayload) {
+  const { data } = await apiClient.put<ApiResponse<Listing>>(`/listings/${id}`, payload)
+  return data.data
+}
+
 export async function submitListingReview(id: number) {
   const { data } = await apiClient.post<ApiResponse<Listing>>(`/listings/${id}/submit-review`)
   return data.data
diff --git a/frontend/src/features/seller/composables/usePublishForm.ts b/frontend/src/features/seller/composables/usePublishForm.ts
index 85628bc..617bbde 100644
--- a/frontend/src/features/seller/composables/usePublishForm.ts
+++ b/frontend/src/features/seller/composables/usePublishForm.ts
@@ -1,6 +1,6 @@
 import { readError } from '@/shared/utils/error'
 import { computed, onBeforeUnmount, onMounted, reactive, ref, watch } from 'vue'
-import { useRouter } from 'vue-router'
+import { useRoute, useRouter } from 'vue-router'
 
 import { fetchFileBlobByURL, uploadFile } from '@/shared/api/files'
 import {
@@ -16,7 +16,12 @@ import {
   type PublishSalePriceConfig,
   type ScreenshotKey,
 } from '@/features/listings/api/listingOptions'
-import { createListing } from '@/features/listings/api/listings'
+import {
+  createListing,
+  fetchSellerListing,
+  updateListing,
+  type Listing,
+} from '@/features/listings/api/listings'
 import { usePricingCalculator } from '@/shared/composables/usePricingCalculator'
 import {
   buildPublishDraft,
@@ -51,6 +56,7 @@ interface UsePublishFormOptions {
 
 export function usePublishForm(options: UsePublishFormOptions) {
   const router = useRouter()
+  const route = useRoute()
   const loading = ref(false)
   const uploading = ref(false)
   const suppressDraftSave = ref(false)
@@ -69,6 +75,11 @@ export function usePublishForm(options: UsePublishFormOptions) {
   const screenshotPreviews = reactive<Record<string, string[]>>({})
   const selectedSkins = ref<string[]>([])
   let draftSaveTimer: number | undefined
+  const editListingID = computed(() => Number(route.params.id || 0))
+  const isEditMode = computed(() => Number.isFinite(editListingID.value) && editListingID.value > 0)
+  const pageTitle = computed(() => (isEditMode.value ? '编辑账号' : '发布账号'))
+  const submitButtonText = computed(() => (isEditMode.value ? '提交修改' : '立即发布'))
+  const submitLoadingText = computed(() => (isEditMode.value ? '提交中...' : '发布中...'))
 
   const pricing = usePricingCalculator({
     form,
@@ -93,11 +104,14 @@ export function usePublishForm(options: UsePublishFormOptions) {
     commonOnlineTimes.filter(time => !canUseOnlineEnd(time))
   )
 
-  onMounted(() => {
-    restoreDraft()
-    draftReady.value = true
+  onMounted(async () => {
+    if (!isEditMode.value) restoreDraft()
     if (options.persistBeforeUnload) window.addEventListener('beforeunload', handleBeforeUnload)
-    loadPublishOptions()
+    await loadPublishOptions()
+    if (isEditMode.value) {
+      await loadEditingListing()
+    }
+    draftReady.value = true
   })
 
   onBeforeUnmount(() => {
@@ -164,7 +178,22 @@ export function usePublishForm(options: UsePublishFormOptions) {
     }
   }
 
+  async function loadEditingListing() {
+    if (!isEditMode.value) return
+    loading.value = true
+    try {
+      const listing = await fetchSellerListing(editListingID.value)
+      applyListingToForm(listing)
+    } catch (error) {
+      options.notifyError(readError(error, '商品信息加载失败'))
+      await router.push(options.submitSuccessPath)
+    } finally {
+      loading.value = false
+    }
+  }
+
   function saveDraft(saveOptions: { force?: boolean } = {}) {
+    if (isEditMode.value) return
     if (suppressDraftSave.value) {
       clearDraftSaveTimer()
       return
@@ -229,6 +258,65 @@ export function usePublishForm(options: UsePublishFormOptions) {
     hydrateScreenshotPreviews()
   }
 
+  function applyListingToForm(listing: Listing) {
+    const summary = recordValue(listing.asset_summary)
+    const onlineTime = recordValue(summary.online_time)
+    const screenshotGroups = recordValue(summary.screenshot_groups)
+    const skinGroups = recordValue(summary.skin_groups)
+    const breakdown = recordValue(summary.price_breakdown)
+
+    clearRecord(quantityValues)
+    clearRecord(quantityModes)
+    clearRecord(screenshotFiles)
+    revokeAllScreenshotPreviews()
+
+    Object.assign(form, {
+      server_region: listing.server_region || '',
+      face_owner: stringValue(summary.face_owner),
+      haf_coin_amount: listing.haf_coin_amount > 0 ? listing.haf_coin_amount / 1000000 : '',
+      rank_level: listing.rank_level || '',
+      secret_kd: stringValue(summary.secret_kd),
+      fire_level: numberOrEmpty(summary.fire_level),
+      daily_loss_m: numberOrDefault(summary.daily_loss_m, 10),
+      accelerated_sale_ratio: numberOrEmpty(breakdown.accelerated_sale_ratio),
+      season_insurance: stringValue(summary.season_insurance),
+      stamina_level: stringValue(summary.stamina_level),
+      load_level: stringValue(summary.load_level),
+      login_method: listing.login_platform || '',
+      online_start: stringValue(onlineTime.start),
+      online_end: stringValue(onlineTime.end),
+      ban_record: stringValue(summary.ban_record),
+      common_regions: stringArray(summary.common_regions),
+      depositAmountYuan: listing.deposit_amount_cent > 0 ? listing.deposit_amount_cent / 100 : '',
+      remark: listing.description || stringValue(summary.remark),
+    })
+
+    for (const item of publishOptions.value.quantity_items) {
+      quantityValues[item.key] = 0
+    }
+    for (const item of arrayValue(summary.resources)) {
+      const resource = recordValue(item)
+      const key = stringValue(resource.key)
+      if (!key) continue
+      quantityValues[key] = numberOrDefault(resource.quantity, 0)
+      const mode = stringValue(resource.mode)
+      quantityModes[key] = mode === '赠送' ? '赠送' : '收费'
+    }
+
+    for (const [key, urls] of Object.entries(screenshotGroups)) {
+      const cleaned = stringArray(urls)
+      if (cleaned.length) screenshotFiles[key] = cleaned
+    }
+    if (!Object.keys(screenshotFiles).length && listing.screenshot_urls.length) {
+      screenshotFiles.coin = [...listing.screenshot_urls]
+    }
+
+    selectedSkins.value = Object.values(skinGroups).flatMap(value => stringArray(value))
+    virtualAssetSaleAgreementChecked.value = true
+    sellerAgreementChecked.value = true
+    hydrateScreenshotPreviews()
+  }
+
   function resetDraftState() {
     Object.assign(form, defaultPublishForm())
     clearRecord(quantityValues)
@@ -351,6 +439,11 @@ export function usePublishForm(options: UsePublishFormOptions) {
   }
 
   async function handleResetDraft() {
+    if (isEditMode.value) {
+      await loadEditingListing()
+      options.notifySuccess('已恢复原商品信息')
+      return
+    }
     try {
       await options.confirmReset?.()
     } catch {
@@ -565,7 +658,7 @@ export function usePublishForm(options: UsePublishFormOptions) {
     }
     loading.value = true
     try {
-      const listing = await createListing({
+      const payload = {
         title: pricing.publishTitle.value,
         description: form.remark,
         server_region: form.server_region,
@@ -578,18 +671,27 @@ export function usePublishForm(options: UsePublishFormOptions) {
         deposit_amount_cent: yuanToCent(Number(form.depositAmountYuan)),
         agreed_virtual_asset_sale: virtualAssetSaleAgreementChecked.value,
         agreed_seller_agreement: sellerAgreementChecked.value,
-      })
-      removePublishDraft(options.draftKey)
+      }
+      const listing = isEditMode.value
+        ? await updateListing(editListingID.value, payload)
+        : await createListing(payload)
+      if (!isEditMode.value) removePublishDraft(options.draftKey)
       suppressDraftSave.value = true
       clearDraftSaveTimer()
       options.notifySuccess(
         listing.status === 'published' && listing.review_status === 'approved'
-          ? '发布成功，已上架'
-          : '发布成功，等待后台审核'
+          ? isEditMode.value
+            ? '修改成功，已上架'
+            : '发布成功，已上架'
+          : isEditMode.value
+            ? '修改成功，等待后台审核'
+            : '发布成功，等待后台审核'
       )
       await router.push(options.submitSuccessPath)
     } catch (error) {
-      options.notifyError(readError(error, '发布失败，请确认已登录并完成实名认证'))
+      options.notifyError(
+        readError(error, isEditMode.value ? '修改失败，请稍后重试' : '发布失败，请确认已登录并完成实名认证')
+      )
     } finally {
       loading.value = false
     }
@@ -763,6 +865,37 @@ export function usePublishForm(options: UsePublishFormOptions) {
     return pricing.screenshotSlots.value.find(item => item.key === key)?.label || '该截图'
   }
 
+  function recordValue(value: unknown): Record<string, unknown> {
+    return typeof value === 'object' && value !== null && !Array.isArray(value)
+      ? (value as Record<string, unknown>)
+      : {}
+  }
+
+  function arrayValue(value: unknown): unknown[] {
+    return Array.isArray(value) ? value : []
+  }
+
+  function stringValue(value: unknown) {
+    if (value === undefined || value === null) return ''
+    return String(value)
+  }
+
+  function stringArray(value: unknown) {
+    return Array.isArray(value)
+      ? value.filter((item): item is string => typeof item === 'string' && Boolean(item))
+      : []
+  }
+
+  function numberOrEmpty(value: unknown): number | '' {
+    const parsed = Number(value)
+    return Number.isFinite(parsed) && parsed > 0 ? parsed : ''
+  }
+
+  function numberOrDefault(value: unknown, fallback: number) {
+    const parsed = Number(value)
+    return Number.isFinite(parsed) ? parsed : fallback
+  }
+
   return {
     ...pricing,
     dailyLossOptions,
@@ -785,6 +918,10 @@ export function usePublishForm(options: UsePublishFormOptions) {
     selectedSkins,
     uploadedScreenshotCount,
     requiredScreenshotCount,
+    isEditMode,
+    pageTitle,
+    submitButtonText,
+    submitLoadingText,
     disabledOnlineStartOptions,
     disabledOnlineEndOptions,
     loadPublishOptions,
diff --git a/frontend/src/features/seller/views/MobileSellerListingCreateView.vue b/frontend/src/features/seller/views/MobileSellerListingCreateView.vue
index d1800fc..961d6a0 100644
--- a/frontend/src/features/seller/views/MobileSellerListingCreateView.vue
+++ b/frontend/src/features/seller/views/MobileSellerListingCreateView.vue
@@ -14,6 +14,10 @@ const {
   router,
   loading,
   uploading,
+  isEditMode,
+  pageTitle,
+  submitButtonText,
+  submitLoadingText,
   publishAgreements,
   virtualAssetSaleAgreementChecked,
   sellerAgreementChecked,
@@ -119,7 +123,7 @@ function selectRadio<T extends string>(value: T, setter: (value: T) => void) {
       <button class="back-btn" type="button" @click="router.back()">
         <van-icon name="arrow-left" :size="20" />
       </button>
-      <h1>发布账号</h1>
+      <h1>{{ pageTitle }}</h1>
       <span class="header-spacer"></span>
     </header>
 
@@ -710,7 +714,7 @@ function selectRadio<T extends string>(value: T, setter: (value: T) => void) {
 
       <div class="publish-actions">
         <van-button round class="reset-btn" :disabled="loading" @click="handleResetDraft">
-          重置
+          {{ isEditMode ? '恢复' : '重置' }}
         </van-button>
         <van-button
           type="primary"
@@ -718,10 +722,10 @@ function selectRadio<T extends string>(value: T, setter: (value: T) => void) {
           class="submit-btn"
           :loading="loading"
           :disabled="!canPublishAfterAgreements"
-          loading-text="发布中..."
+          :loading-text="submitLoadingText"
           @click="handleSubmit"
         >
-          保存发布
+          {{ submitButtonText }}
         </van-button>
       </div>
     </section>
diff --git a/frontend/src/features/seller/views/SellerListingCreateView.vue b/frontend/src/features/seller/views/SellerListingCreateView.vue
index cd4e475..4379a13 100644
--- a/frontend/src/features/seller/views/SellerListingCreateView.vue
+++ b/frontend/src/features/seller/views/SellerListingCreateView.vue
@@ -33,6 +33,8 @@ const {
   selectedSkins,
   uploadedScreenshotCount,
   requiredScreenshotCount,
+  isEditMode,
+  submitButtonText,
   disabledOnlineStartOptions,
   disabledOnlineEndOptions,
   serverOptions,
@@ -684,13 +686,17 @@ function selectDailyLoss(value: string | number) {
               :disabled="!canPublishAfterAgreements"
               @click="handleSubmit"
             >
-              立即发布
+              {{ submitButtonText }}
             </el-button>
-            <el-button :icon="DocumentChecked" :disabled="loading" @click="handleSaveDraft"
+            <el-button
+              v-if="!isEditMode"
+              :icon="DocumentChecked"
+              :disabled="loading"
+              @click="handleSaveDraft"
               >保存草稿</el-button
             >
             <el-button :icon="RefreshRight" :disabled="loading" @click="handleResetDraft"
-              >重置草稿</el-button
+              >{{ isEditMode ? '恢复原信息' : '重置草稿' }}</el-button
             >
           </div>
         </div>
diff --git a/frontend/src/features/seller/views/SellerListingsView.vue b/frontend/src/features/seller/views/SellerListingsView.vue
index c23687f..dc67155 100644
--- a/frontend/src/features/seller/views/SellerListingsView.vue
+++ b/frontend/src/features/seller/views/SellerListingsView.vue
@@ -1,7 +1,8 @@
 <script setup lang="ts">
-import { CopyDocument, Plus, Refresh } from '@element-plus/icons-vue'
+import { CopyDocument, Edit, Plus, Refresh } from '@element-plus/icons-vue'
 import { ElMessage, ElMessageBox } from 'element-plus'
 import { computed, onMounted, ref } from 'vue'
+import { useRoute } from 'vue-router'
 
 import {
   fetchSellerListings,
@@ -18,6 +19,7 @@ const submittingID = ref<number | null>(null)
 const offliningID = ref<number | null>(null)
 const listings = ref<Listing[]>([])
 const statusFilter = ref('all')
+const route = useRoute()
 
 const displayListings = computed(() => {
   if (statusFilter.value === 'all') return listings.value
@@ -125,10 +127,20 @@ function canSubmit(row: Listing) {
   return !isPendingReview(row) && row.status !== 'rented' && row.status !== 'published'
 }
 
+function canEdit(row: Listing) {
+  return !isPendingReview(row) && row.status !== 'rented' && row.status !== 'published'
+}
+
 function canOffline(row: Listing) {
   return row.status !== 'rented' && row.status !== 'offline'
 }
 
+function editPath(row: Listing) {
+  return route.path.startsWith('/m/')
+    ? `/m/seller/listings/${row.id}/edit`
+    : `/seller/listings/${row.id}/edit`
+}
+
 function statusTone(status: string) {
   const tones: Record<string, string> = {
     published: 'success',
@@ -235,6 +247,9 @@ function isPendingReview(row: Listing) {
         </div>
 
         <div class="listing-actions">
+          <RouterLink v-if="canEdit(item)" :to="editPath(item)">
+            <el-button :icon="Edit">编辑</el-button>
+          </RouterLink>
           <el-button
             :disabled="!canSubmit(item)"
             :loading="submittingID === item.id"
diff --git a/frontend/src/router/mobileHost.ts b/frontend/src/router/mobileHost.ts
index 1badbd2..d9ab2c6 100644
--- a/frontend/src/router/mobileHost.ts
+++ b/frontend/src/router/mobileHost.ts
@@ -33,6 +33,9 @@ export function getMobilePath(path: string): string {
   if (path === '/seller/listings/create') {
     return '/m/seller/listings/create'
   }
+  if (path.startsWith('/seller/listings/') && path.endsWith('/edit')) {
+    return `/m${path}`
+  }
   if (path === '/messages' || path.startsWith('/messages/')) {
     return '/m/messages'
   }
@@ -66,6 +69,7 @@ export function getPcPath(path: string): string {
   if (subPath === '/register') return '/login' // PC uses /login for both auth actions
   if (subPath === '/realname') return '/realname'
   if (subPath === '/seller/listings/create') return '/seller/listings/create'
+  if (subPath.startsWith('/seller/listings/') && subPath.endsWith('/edit')) return subPath
 
   if (subPath === '/messages') return '/messages'
   if (subPath.startsWith('/chats/')) return '/messages/' + subPath.substring(7)
diff --git a/frontend/src/router/mobileRoutes.ts b/frontend/src/router/mobileRoutes.ts
index 0d35aea..e55a730 100644
--- a/frontend/src/router/mobileRoutes.ts
+++ b/frontend/src/router/mobileRoutes.ts
@@ -85,6 +85,12 @@ export const mobileRoutes: RouteRecordRaw[] = [
     component: () => import('@/features/seller/views/MobileSellerListingCreateView.vue'),
     meta: { layout: 'blank', requiresAuth: true, requiresRealname: true },
   },
+  {
+    path: '/m/seller/listings/:id/edit',
+    name: 'mobile-seller-listing-edit',
+    component: () => import('@/features/seller/views/MobileSellerListingCreateView.vue'),
+    meta: { layout: 'blank', requiresAuth: true, requiresRealname: true },
+  },
   {
     path: '/m/seller/listings',
     name: 'mobile-seller-listings',
diff --git a/frontend/src/router/sellerRoutes.ts b/frontend/src/router/sellerRoutes.ts
index 86ec68d..f0c3907 100644
--- a/frontend/src/router/sellerRoutes.ts
+++ b/frontend/src/router/sellerRoutes.ts
@@ -13,6 +13,12 @@ export const sellerRoutes: RouteRecordRaw[] = [
     component: () => import('@/features/seller/views/SellerListingCreateView.vue'),
     meta: { requiresAuth: true, requiresRealname: true },
   },
+  {
+    path: '/seller/listings/:id/edit',
+    name: 'seller-listing-edit',
+    component: () => import('@/features/seller/views/SellerListingCreateView.vue'),
+    meta: { requiresAuth: true, requiresRealname: true },
+  },
   {
     path: '/seller/handoffs',
     name: 'seller-handoffs',