diff --git a/ry-vue3/src/views/portal/Invitation.vue b/ry-vue3/src/views/portal/Invitation.vue
index dc75afc..be0b008 100644
--- a/ry-vue3/src/views/portal/Invitation.vue
+++ b/ry-vue3/src/views/portal/Invitation.vue
@@ -90,7 +90,13 @@ async function load() {
 }
 function onSearch() { page.pageNum = 1; load() }
 function onReset() { q.value = { projectNo: '', title: '' }; onSearch() }
-function fmt(t) { return t ? new Date(t).toLocaleString('zh-CN') : '' }
+// 只显示年月日, 不显示时分秒 (与 portal/Publicity.vue fmtDate 口径一致)
+function fmt(t) {
+  if (!t) return ''
+  const d = new Date(t)
+  const p = n => String(n).padStart(2, '0')
+  return `${d.getFullYear()}-${p(d.getMonth() + 1)}-${p(d.getDate())}`
+}
 
 const detailOpen = ref(false)
 const current = ref(null)
diff --git a/ry-vue3/src/views/portal/SupportLetter.vue b/ry-vue3/src/views/portal/SupportLetter.vue
index e4ce946..78943e1 100644
--- a/ry-vue3/src/views/portal/SupportLetter.vue
+++ b/ry-vue3/src/views/portal/SupportLetter.vue
@@ -79,7 +79,13 @@ async function load() {
 }
 function onSearch() { page.pageNum = 1; load() }
 function onReset() { q.value = { projectNo: '', title: '' }; onSearch() }
-function fmt(t) { return t ? new Date(t).toLocaleString('zh-CN') : '' }
+// 只显示年月日, 不显示时分秒 (与 portal/Publicity.vue fmtDate 口径一致)
+function fmt(t) {
+  if (!t) return ''
+  const d = new Date(t)
+  const p = n => String(n).padStart(2, '0')
+  return `${d.getFullYear()}-${p(d.getMonth() + 1)}-${p(d.getDate())}`
+}
 
 const detailOpen = ref(false)
 const current = ref(null)