diff --git a/frontend/src/components/Step3Simulation.vue b/frontend/src/components/Step3Simulation.vue
index 5b0f968c..17733247 100644
--- a/frontend/src/components/Step3Simulation.vue
+++ b/frontend/src/components/Step3Simulation.vue
@@ -526,6 +526,11 @@ const fetchRunStatus = async () => {
         phase.value = 2
         stopPolling()
         emit('update-status', 'completed')
+
+        // 模拟完成后自动触发报告生成
+        setTimeout(() => {
+          handleNextStep()
+        }, 1500)
       }
     }
   } catch (err) {