diff --git a/Assets/Scripts/UI/UIOperationList.cs b/Assets/Scripts/UI/UIOperationList.cs
index e767697a..29aed0e8 100644
--- a/Assets/Scripts/UI/UIOperationList.cs
+++ b/Assets/Scripts/UI/UIOperationList.cs
@@ -7,6 +7,7 @@ using TMPro;
 using System.Collections.Generic;
 using static OperationController;
 using System;
+using UnityEditor.Hardware;
 namespace QFramework.Example
 {
     public class UIOperationListData : UIPanelData
@@ -88,57 +89,62 @@ namespace QFramework.Example
             StepContent.RemoveAllChildren();
             foreach (var item in op.Steps)
             {
-                GameObject obj = GameObject.Instantiate(Step.gameObject, StepContent);
-                Transform title = obj.transform.Find("Title");
-                var name = title.Find("Name").GetComponent<TextMeshProUGUI>();
-                name.text = item.Name;
-                var arrow = title.Find("Arrow").transform;
-                Image highIcon = title.Find("HighIcon").GetComponent<Image>();
-                Color highColor = new Color(25f / 255f, 224f / 255f, 224f / 255f);
-                GameObject subContent = obj.transform.Find("SubContent").gameObject;
-                Button btn = title.GetComponent<Button>();
-                subContent.gameObject.SetActive(false);
-                btn.name = btns.Count.ToString();
-                btns.Add(btn);
-                arrow.gameObject.SetActive(subContent.transform.childCount > 0);
-                btn.onClick.AddListener(() =>
+
+                if (item.SubSteps != null && item.SubSteps.Count > 0)
                 {
-                    if (subContent.transform.childCount > 0)
+                    GameObject obj = GameObject.Instantiate(Step.gameObject, StepContent);
+                    Transform title = obj.transform.Find("Title");
+                    var name = title.Find("Name").GetComponent<TextMeshProUGUI>();
+                    name.text = item.Name;
+                    var arrow = title.Find("Arrow").transform;
+                    Image highIcon = title.Find("HighIcon").GetComponent<Image>();
+                    Color highColor = new Color(25f / 255f, 224f / 255f, 224f / 255f);
+                    GameObject subContent = obj.transform.Find("SubContent").gameObject;
+                    Button btn = title.GetComponent<Button>();
+                    subContent.gameObject.SetActive(false);
+                    btn.name = btns.Count.ToString();
+                    btns.Add(btn);
+                    arrow.gameObject.SetActive(subContent.transform.childCount > 0);
+                    btn.onClick.AddListener(() =>
                     {
                         subContent.SetActive(!subContent.activeSelf);
-                    }
-                    if (op.freeStep)
-                    {
-                        if (highIcon.color != highColor)
+                        if (op.freeStep)
                         {
-                            TypeEventSystem.Global.Send<StepExecute>(new StepExecute() { index = int.Parse(btn.name) });
+                            if (highIcon.color != highColor)
+                            {
+                                TypeEventSystem.Global.Send<StepExecute>(new StepExecute() { index = int.Parse(btn.name) });
+                            }
                         }
-                    }
-                });
-                if (item.SubSteps != null)
-                {
+                    });
                     foreach (var sub in item.SubSteps)
                     {
-                        GameObject subObj = GameObject.Instantiate(SubStep.gameObject, subContent.transform);
-                        var stepLabel = subObj.transform.Find("StepLabel").GetComponent<TextMeshProUGUI>();
-                        stepLabel.text = sub.Name;
-                        Button subBtn = subObj.GetComponent<Button>();
-                        subBtn.name = btns.Count.ToString();
-                        btns.Add(subBtn);
-                        subBtn.onClick.AddListener(() =>
-                        {
-                            if (op.freeStep)
-                            {
-                                subBtn.transform.parent.gameObject.SetActive(true);
-                                TypeEventSystem.Global.Send<StepExecute>(new StepExecute() { index = int.Parse(subBtn.name) });
-                            }
-                        });
+                        StepItemFactory(subContent.transform, sub.Name);
                     }
                 }
+                else
+                {
+                    StepItemFactory(StepContent, item.Name);
+                }
             }
         }
 
-
+        public void StepItemFactory(Transform content, string txt)
+        {
+            GameObject subObj = GameObject.Instantiate(SubStep.gameObject, content.transform);
+            var stepLabel = subObj.transform.Find("StepLabel").GetComponent<TextMeshProUGUI>();
+            stepLabel.text = txt;
+            Button subBtn = subObj.GetComponent<Button>();
+            subBtn.name = btns.Count.ToString();
+            btns.Add(subBtn);
+            subBtn.onClick.AddListener(() =>
+            {
+                if (op.freeStep)
+                {
+                    subBtn.transform.parent.gameObject.SetActive(true);
+                    TypeEventSystem.Global.Send<StepExecute>(new StepExecute() { index = int.Parse(subBtn.name) });
+                }
+            });
+        }
 
         protected override void OnShow()
         {