diff --git a/tenant-platform/src/views/bug-collect/BugCollectEvents.vue b/tenant-platform/src/views/bug-collect/BugCollectEvents.vue
index 90d2cc6..5f636d0 100644
--- a/tenant-platform/src/views/bug-collect/BugCollectEvents.vue
+++ b/tenant-platform/src/views/bug-collect/BugCollectEvents.vue
@@ -123,7 +123,9 @@ const filters = ref({
 
 function formatTime(ts: string) {
   if (!ts) return '-'
-  return new Date(ts).toLocaleString('zh-CN')
+  // 服务端返回 UTC 时间（无时区标识），需追加 Z 表示 UTC
+  const date = ts.includes('Z') || ts.includes('+') ? new Date(ts) : new Date(ts + 'Z')
+  return date.toLocaleString('zh-CN')
 }
 
 async function loadData() {
diff --git a/tenant-platform/src/views/bug-collect/BugCollectIssueDetail.vue b/tenant-platform/src/views/bug-collect/BugCollectIssueDetail.vue
index bfbe66a..27b3a5a 100644
--- a/tenant-platform/src/views/bug-collect/BugCollectIssueDetail.vue
+++ b/tenant-platform/src/views/bug-collect/BugCollectIssueDetail.vue
@@ -170,7 +170,9 @@ function statusLabel(status: string): string {
 
 function formatTime(ts: string): string {
   if (!ts) return '-'
-  return new Date(ts).toLocaleString('zh-CN')
+  // 服务端返回 UTC 时间（无时区标识），需追加 Z 表示 UTC
+  const date = ts.includes('Z') || ts.includes('+') ? new Date(ts) : new Date(ts + 'Z')
+  return date.toLocaleString('zh-CN')
 }
 
 async function handleResolve() {
diff --git a/tenant-platform/src/views/bug-collect/BugCollectIssues.vue b/tenant-platform/src/views/bug-collect/BugCollectIssues.vue
index 1847d78..4068746 100644
--- a/tenant-platform/src/views/bug-collect/BugCollectIssues.vue
+++ b/tenant-platform/src/views/bug-collect/BugCollectIssues.vue
@@ -143,7 +143,9 @@ function statusLabel(status: string): string {
 
 function formatTime(ts: string) {
   if (!ts) return '-'
-  return new Date(ts).toLocaleString('zh-CN')
+  // 服务端返回 UTC 时间（无时区标识），需追加 Z 表示 UTC
+  const date = ts.includes('Z') || ts.includes('+') ? new Date(ts) : new Date(ts + 'Z')
+  return date.toLocaleString('zh-CN')
 }
 
 async function loadData() {
diff --git a/tenant-platform/src/views/bug-collect/BugCollectRankFreq.vue b/tenant-platform/src/views/bug-collect/BugCollectRankFreq.vue
index aa73847..ded53c7 100644
--- a/tenant-platform/src/views/bug-collect/BugCollectRankFreq.vue
+++ b/tenant-platform/src/views/bug-collect/BugCollectRankFreq.vue
@@ -111,7 +111,9 @@ function statusLabel(status: string): string {
 
 function formatTime(ts: string) {
   if (!ts) return '-'
-  return new Date(ts).toLocaleString('zh-CN')
+  // 服务端返回 UTC 时间（无时区标识），需追加 Z 表示 UTC
+  const date = ts.includes('Z') || ts.includes('+') ? new Date(ts) : new Date(ts + 'Z')
+  return date.toLocaleString('zh-CN')
 }
 
 function truncateTitle(title: string, maxLen = 30): string {
diff --git a/tenant-platform/src/views/bug-collect/BugCollectRankRisk.vue b/tenant-platform/src/views/bug-collect/BugCollectRankRisk.vue
index 7446f45..d6b5aa9 100644
--- a/tenant-platform/src/views/bug-collect/BugCollectRankRisk.vue
+++ b/tenant-platform/src/views/bug-collect/BugCollectRankRisk.vue
@@ -123,7 +123,9 @@ function riskTagType(score?: number) {
 
 function formatTime(ts: string) {
   if (!ts) return '-'
-  return new Date(ts).toLocaleString('zh-CN')
+  // 服务端返回 UTC 时间（无时区标识），需追加 Z 表示 UTC
+  const date = ts.includes('Z') || ts.includes('+') ? new Date(ts) : new Date(ts + 'Z')
+  return date.toLocaleString('zh-CN')
 }
 
 function truncateTitle(title: string, maxLen = 30): string {