diff --git a/src/main/java/io/github/hhui64/pixelmoninfoplus/gui/statspanel/StatsPanelGuiContainer.java b/src/main/java/io/github/hhui64/pixelmoninfoplus/gui/statspanel/StatsPanelGuiContainer.java
index c24466c..f845fdd 100644
--- a/src/main/java/io/github/hhui64/pixelmoninfoplus/gui/statspanel/StatsPanelGuiContainer.java
+++ b/src/main/java/io/github/hhui64/pixelmoninfoplus/gui/statspanel/StatsPanelGuiContainer.java
@@ -139,36 +139,6 @@ public static void close() {
         }
     }
 
-    /**
-     * 获取宝当前宝可梦的 IVStore 实例
-     * （此方法会在绘制时一直被调用，所以应该不用手动触发更新缓存）
-     *
-     * @return IVStore
-     */
-    public IVStore getCurrentPokemonIVStore() {
-        if (this.pokemon != null) {
-            // 获取当前宝可梦自身的本地 IVStore
-            IVStore localIVStore = this.pokemon.getIVs();
-            // 尝试根据 Pokemon UUID 从缓存处获取 IVStore
-            IVStore remoteIVStore = PartyCache.getPokemonIVStore(this.pokemon);
-            return Arrays.stream(localIVStore.getArray()).sum() == 0 ? remoteIVStore : localIVStore;
-        }
-        return new IVStore(new int[]{0, 0, 0, 0, 0, 0});
-    }
-
-
-    /**
-     * 获取宝当前宝可梦的 EVStore 实例
-     *
-     * @return EVStore
-     */
-    public EVStore getCurrentPokemonEVStore() {
-        if (this.pokemon != null) {
-            return this.pokemon.getEVs();
-        }
-        return new EVStore(new int[]{0, 0, 0, 0, 0, 0});
-    }
-
     /**
      * 绘制背景层
      * <p>
@@ -210,8 +180,8 @@ protected void drawGuiContainerBackgroundLayer(float partialTicks, int mouseX, i
     public void drawProgress() {
         int offsetX = this.getOffsetXY()[0], offsetY = this.getOffsetXY()[1];
 
-        IVStore ivs = this.getCurrentPokemonIVStore();
-        EVStore evs = this.getCurrentPokemonEVStore();
+        IVStore ivs = PartyApi.getCurrentPokemonIVStore(this.pokemon);
+        EVStore evs = PartyApi.getCurrentPokemonEVStore(this.pokemon);
 
         int ivsProgressWidth = Math.toIntExact(Math.round(115 * ivs.getPercentage(0) / 100));
         double evsPercentage = Arrays.stream(evs.getArray()).sum() / 510.0 * 100.0;
@@ -228,8 +198,8 @@ public void drawProgressText() {
         int offsetX = this.getOffsetXY()[0], offsetY = this.getOffsetXY()[1];
 
         if (this.pokemon != null) {
-            IVStore ivs = this.getCurrentPokemonIVStore();
-            EVStore evs = this.getCurrentPokemonEVStore();
+            IVStore ivs = PartyApi.getCurrentPokemonIVStore(this.pokemon);
+            EVStore evs = PartyApi.getCurrentPokemonEVStore(this.pokemon);
             double evsPercentage = Arrays.stream(evs.getArray()).sum() / 510.0 * 100.0;
 
             String strIVs = this.pokemon.isEgg() ? "???/??? (???%)" : Arrays.stream(ivs.getArray()).sum() + "/186 (" + Math.round(ivs.getPercentage(0)) + "%)";
@@ -339,8 +309,8 @@ public void drawPokemonStatsText() {
         int x = offsetX + 104;
 
         if (this.pokemon != null) {
-            IVStore ivs = this.getCurrentPokemonIVStore();
-            EVStore evs = this.getCurrentPokemonEVStore();
+            IVStore ivs = PartyApi.getCurrentPokemonIVStore(this.pokemon);
+            EVStore evs = PartyApi.getCurrentPokemonEVStore(this.pokemon);
 
             String IVsHp = this.pokemon.isEgg() ? "???" : ivs.isHyperTrained(StatsType.HP) ? "31(" + ivs.getStat(StatsType.HP) + ")" : String.valueOf(ivs.getStat(StatsType.HP));
             String IVsAtk = this.pokemon.isEgg() ? "???" : ivs.isHyperTrained(StatsType.Attack) ? "31(" + ivs.getStat(StatsType.Attack) + ")" : String.valueOf(ivs.getStat(StatsType.Attack));
diff --git a/src/main/java/io/github/hhui64/pixelmoninfoplus/pixelmon/PartyApi.java b/src/main/java/io/github/hhui64/pixelmoninfoplus/pixelmon/PartyApi.java
index 9ce3f5c..1538ebd 100644
--- a/src/main/java/io/github/hhui64/pixelmoninfoplus/pixelmon/PartyApi.java
+++ b/src/main/java/io/github/hhui64/pixelmoninfoplus/pixelmon/PartyApi.java
@@ -4,7 +4,11 @@
 import com.pixelmonmod.pixelmon.api.pokemon.Pokemon;
 import com.pixelmonmod.pixelmon.client.storage.ClientStorageManager;
 import com.pixelmonmod.pixelmon.client.gui.GuiPixelmonOverlay;
+import com.pixelmonmod.pixelmon.entities.pixelmon.stats.EVStore;
+import com.pixelmonmod.pixelmon.entities.pixelmon.stats.IVStore;
 
+import javax.annotation.Nullable;
+import java.util.Arrays;
 import java.util.List;
 
 public class PartyApi {
@@ -51,4 +55,37 @@ public static String[] getTeamStringUUID() {
     public static Pokemon getSelectedPokemon() {
         return ClientStorageManager.party.get(GuiPixelmonOverlay.selectedPixelmon);
     }
+
+    /**
+     * 获取宝当前宝可梦的 IVStore 实例
+     *
+     * @param pokemonIn 指定的 {@link Pokemon}，如为 null 则自动获取当前队伍中选择的宝可梦
+     * @return {@link IVStore}
+     */
+    public static IVStore getCurrentPokemonIVStore(@Nullable Pokemon pokemonIn) {
+        Pokemon pokemon = pokemonIn != null ? pokemonIn : PartyApi.getSelectedPokemon();
+        if (pokemon != null) {
+            // 获取当前宝可梦自身的本地 IVStore
+            IVStore localIVStore = pokemon.getIVs();
+            // 尝试根据 Pokemon UUID 从缓存处获取 IVStore
+            IVStore remoteIVStore = PartyCache.getPokemonIVStore(pokemon);
+            return Arrays.stream(localIVStore.getArray()).sum() == 0 ? remoteIVStore : localIVStore;
+        }
+        return new IVStore(new int[]{0, 0, 0, 0, 0, 0});
+    }
+
+
+    /**
+     * 获取宝当前宝可梦的 EVStore 实例
+     *
+     * @param pokemonIn 指定的 {@link Pokemon}，如为 null 则自动获取当前队伍中选择的宝可梦
+     * @return {@link EVStore}
+     */
+    public static EVStore getCurrentPokemonEVStore(@Nullable Pokemon pokemonIn) {
+        Pokemon pokemon = pokemonIn != null ? pokemonIn : PartyApi.getSelectedPokemon();
+        if (pokemon != null) {
+            return pokemon.getEVs();
+        }
+        return new EVStore(new int[]{0, 0, 0, 0, 0, 0});
+    }
 }
diff --git a/src/main/java/io/github/hhui64/pixelmoninfoplus/pixelmon/PartyCache.java b/src/main/java/io/github/hhui64/pixelmoninfoplus/pixelmon/PartyCache.java
index 676d5b7..e979fb2 100644
--- a/src/main/java/io/github/hhui64/pixelmoninfoplus/pixelmon/PartyCache.java
+++ b/src/main/java/io/github/hhui64/pixelmoninfoplus/pixelmon/PartyCache.java
@@ -172,13 +172,16 @@ public static void cleanCache() {
      */
     public static void updateCache(boolean forceUpdate) {
         String[] localPartyPokemonsUUID = PartyApi.getTeamStringUUID();
-        List<String> nonExistentPokemonUUID = new ArrayList<>();
 
-        if (forceUpdate) {
-            PixelmonInfoPlusPacketHandler.sendGetIVSMessageRequestToServer(String.join(":", localPartyPokemonsUUID));
-        } else {
+        if (localPartyPokemonsUUID.length == 0) {
+            return;
+        }
+
+        if (!forceUpdate) {
+            List<String> nonExistentPokemonUUID = new ArrayList<>();
+
             for (String uuid : localPartyPokemonsUUID) {
-                if (!PartyCache.pokemonsIVStore.containsKey(uuid)) {
+                if (!PartyCache.hasPokemonIVStore(uuid)) {
                     nonExistentPokemonUUID.add(uuid);
                 }
             }
@@ -186,6 +189,8 @@ public static void updateCache(boolean forceUpdate) {
             if (nonExistentPokemonUUID.size() > 0) {
                 PixelmonInfoPlusPacketHandler.sendGetIVSMessageRequestToServer(String.join(":", nonExistentPokemonUUID));
             }
+        } else {
+            PixelmonInfoPlusPacketHandler.sendGetIVSMessageRequestToServer(String.join(":", localPartyPokemonsUUID));
         }
     }