diff --git a/Assets/PerfectWorld/Scripts/GameData/GShopLoader.cs b/Assets/PerfectWorld/Scripts/GameData/GShopLoader.cs
index 00c3795227..90f21734fa 100644
--- a/Assets/PerfectWorld/Scripts/GameData/GShopLoader.cs
+++ b/Assets/PerfectWorld/Scripts/GameData/GShopLoader.cs
@@ -17,6 +17,12 @@ public class GShopLoader : MonoBehaviour
     [Header("Loaded Data")]
     public GShopData primaryShop = new GShopData();
     public GShopData secondaryShop = new GShopData();
+
+    /// <summary>True after gshop.txt has been loaded and parsed successfully.</summary>
+    public bool IsPrimaryShopLoaded { get; private set; }
+
+    /// <summary>Invoked once when <see cref="primaryShop"/> data is ready.</summary>
+    public event Action OnPrimaryShopLoaded;
     
     async void Start()
     {
@@ -37,6 +43,8 @@ public class GShopLoader : MonoBehaviour
         if (await LoadShopData(GSHOP_ADDRESS, primaryShop))
         {
             Debug.Log($"Primary shop loaded: {primaryShop.items.Count} items, {primaryShop.mainTypes.Count} categories");
+            IsPrimaryShopLoaded = true;
+            OnPrimaryShopLoaded?.Invoke();
             //LogShopData("Primary Shop", primaryShop);
         }
         
diff --git a/Assets/PerfectWorld/Scripts/UI/ShopUIManager.cs b/Assets/PerfectWorld/Scripts/UI/ShopUIManager.cs
index 76dac792ff..19baddf32f 100644
--- a/Assets/PerfectWorld/Scripts/UI/ShopUIManager.cs
+++ b/Assets/PerfectWorld/Scripts/UI/ShopUIManager.cs
@@ -52,11 +52,37 @@ public class ShopUIManager : MonoBehaviour
     //-1 means all sub types
     public SubTypeShop subTypeShop;
     private int currentSubType = -1;
+    private bool _shopLoaderEventsSubscribed;
+
     void Start()
     {
         InitializeUI();
         SetupEventListeners();
         InitializePool();
+        SubscribeShopLoaderEvents();
+    }
+
+    void SubscribeShopLoaderEvents()
+    {
+        if (_shopLoaderEventsSubscribed)
+            return;
+        if (shopLoader == null)
+            shopLoader = FindFirstObjectByType<GShopLoader>();
+        if (shopLoader == null)
+            return;
+
+        shopLoader.OnPrimaryShopLoaded += OnPrimaryShopDataReady;
+        _shopLoaderEventsSubscribed = true;
+
+        // Load may have finished before we subscribed (e.g. script order).
+        if (shopLoader.IsPrimaryShopLoaded)
+            OnPrimaryShopDataReady();
+    }
+
+    void OnPrimaryShopDataReady()
+    {
+        if (shopMainPanel != null && shopMainPanel.activeSelf)
+            RefreshShopDisplay();
     }
 
     void InitializePool()
@@ -106,8 +132,10 @@ public class ShopUIManager : MonoBehaviour
     {
         if (shopMainPanel != null)
         {
-            OnCategorySelected(0);
-            RefreshShopDisplay();
+            SubscribeShopLoaderEvents();
+            shopMainPanel.SetActive(true);
+            // Always apply category 0 when opening; OnCategorySelected(0) no-ops if currentCategory is already 0.
+            OnCategorySelected(0, forceRefresh: true);
             ApplyPendingCash();
             UnityGameSession.RequesrQueryPlayerCash();
         }
@@ -175,9 +203,9 @@ public class ShopUIManager : MonoBehaviour
             shopDetailPanel.SetActive(false);
     }
     
-    void OnCategorySelected(int categoryIndex)
+    void OnCategorySelected(int categoryIndex, bool forceRefresh = false)
     {
-        if (categoryIndex == currentCategory)
+        if (!forceRefresh && categoryIndex == currentCategory)
             return;
         
         float startTime = Time.realtimeSinceStartup;
@@ -572,6 +600,9 @@ public class ShopUIManager : MonoBehaviour
     
     void OnDestroy()
     {
+        if (shopLoader != null && _shopLoaderEventsSubscribed)
+            shopLoader.OnPrimaryShopLoaded -= OnPrimaryShopDataReady;
+
         // Clean up pooled objects
         if (useObjectPooling && itemPanelPool != null)
         {