diff --git a/frontend/src/features/chats/views/ChatView.vue b/frontend/src/features/chats/views/ChatView.vue
index 8fb0e09..f5e90ab 100644
--- a/frontend/src/features/chats/views/ChatView.vue
+++ b/frontend/src/features/chats/views/ChatView.vue
@@ -35,7 +35,7 @@ const canSend = computed(() => content.value.trim() !== '' || attachments.value.
 const memberText = computed(() => {
   const participants = conversation.value?.participants || []
   if (participants.length === 0) return conversation.value?.type === 'general_support' ? '平台客服' : '订单群聊'
-  return participants.map(item => roleLabel(item.role)).join(' · ')
+  return participants.map(item => `${roleLabel(item.role)}：${item.display_name}`).join(' / ')
 })
 
 function handleSSEEvent(event: ChatEvent) {
diff --git a/frontend/src/features/chats/views/MobileChatView.vue b/frontend/src/features/chats/views/MobileChatView.vue
index 737b6d0..dcf8a22 100644
--- a/frontend/src/features/chats/views/MobileChatView.vue
+++ b/frontend/src/features/chats/views/MobileChatView.vue
@@ -34,7 +34,7 @@ const canSend = computed(() => content.value.trim() !== '' || attachments.value.
 const memberText = computed(() => {
   const participants = conversation.value?.participants || []
   if (participants.length === 0) return conversation.value?.type === 'general_support' ? '平台客服' : '订单群聊'
-  return participants.map(item => roleLabel(item.role)).join(' · ')
+  return participants.map(item => `${roleLabel(item.role)}：${item.display_name}`).join(' / ')
 })
 
 function handleSSEEvent(event: ChatEvent) {