diff --git a/internal/handler/batch_queue_executor.go b/internal/handler/batch_queue_executor.go
index 4daaa0a2..14456126 100644
--- a/internal/handler/batch_queue_executor.go
+++ b/internal/handler/batch_queue_executor.go
@@ -13,6 +13,7 @@ import (
 	"cyberstrike-ai/internal/audit"
 	"cyberstrike-ai/internal/authctx"
 	"cyberstrike-ai/internal/config"
+	"cyberstrike-ai/internal/database"
 	"cyberstrike-ai/internal/mcp"
 	"cyberstrike-ai/internal/multiagent"
 
@@ -118,8 +119,7 @@ func (h *AgentHandler) executeOneBatchSubTask(queueID string, queue *BatchTaskQu
 	}
 	principal := authctx.NewPrincipalWithScopes(access.User.ID, access.User.Username, access.Scope, access.Permissions, access.PermissionScopes)
 	title := safeTruncateString(task.Message, 50)
-	batchMeta := audit.ConversationCreateMeta("batch_task")
-	batchMeta.ProjectID = effectiveProjectID(h.config, queue.ProjectID)
+	batchMeta := batchSubTaskConversationMeta(h.config, queue)
 	conv, err := h.db.CreateConversation(title, batchMeta)
 	if err != nil {
 		h.logger.Error("创建对话失败", zap.String("queueId", queueID), zap.String("taskId", task.ID), zap.Error(err))
@@ -321,6 +321,17 @@ func (h *AgentHandler) executeOneBatchSubTask(queueID string, queue *BatchTaskQu
 	h.batchTaskManager.UpdateTaskStatusWithConversationID(queueID, task.ID, BatchTaskStatusCompleted, resText, "", conversationID)
 }
 
+func batchSubTaskConversationMeta(cfg *config.Config, queue *BatchTaskQueue) database.ConversationCreateMeta {
+	meta := audit.ConversationCreateMeta("batch_task")
+	if queue == nil {
+		meta.ProjectID = effectiveProjectID(cfg, "")
+		return meta
+	}
+	meta.ProjectID = effectiveProjectID(cfg, queue.ProjectID)
+	meta.RoleName = strings.TrimSpace(queue.Role)
+	return meta
+}
+
 func (h *AgentHandler) handleBatchSubTaskRunError(
 	queueID string,
 	task *BatchTask,
diff --git a/internal/handler/batch_task_manager_test.go b/internal/handler/batch_task_manager_test.go
index 998d18f1..1c41c333 100644
--- a/internal/handler/batch_task_manager_test.go
+++ b/internal/handler/batch_task_manager_test.go
@@ -61,6 +61,18 @@ func TestBatchQueueExecutionShouldStop(t *testing.T) {
 	}
 }
 
+func TestBatchSubTaskConversationMetaKeepsQueueRole(t *testing.T) {
+	t.Parallel()
+
+	meta := batchSubTaskConversationMeta(nil, &BatchTaskQueue{Role: " 渗透测试 "})
+	if meta.Source != "batch_task" {
+		t.Fatalf("expected batch_task source, got %q", meta.Source)
+	}
+	if meta.RoleName != "渗透测试" {
+		t.Fatalf("expected queue role to be stored on child conversation, got %q", meta.RoleName)
+	}
+}
+
 func TestDeleteQueueBlockedWhileExecutorActive(t *testing.T) {
 	t.Parallel()
 	m := NewBatchTaskManager(zap.NewNop())