diff --git a/src/main/java/com/atsuishio/superbwarfare/client/PoseTool.java b/src/main/java/com/atsuishio/superbwarfare/client/PoseTool.java
index fa596e9fa..9ad489744 100644
--- a/src/main/java/com/atsuishio/superbwarfare/client/PoseTool.java
+++ b/src/main/java/com/atsuishio/superbwarfare/client/PoseTool.java
@@ -1,5 +1,6 @@
 package com.atsuishio.superbwarfare.client;
 
+import com.atsuishio.superbwarfare.tools.GunsTool;
 import net.minecraft.client.model.HumanoidModel;
 import net.minecraft.world.InteractionHand;
 import net.minecraft.world.entity.LivingEntity;
@@ -14,7 +15,7 @@ public class PoseTool {
         if (stack.getOrCreateTag().getBoolean("is_empty_reloading")
                 || stack.getOrCreateTag().getBoolean("is_normal_reloading")
                 || stack.getOrCreateTag().getBoolean("reloading")
-                || stack.getOrCreateTag().getBoolean("sentinel_is_charging")) {
+                || GunsTool.getGunBooleanTag(stack, "Charging")) {
             return HumanoidModel.ArmPose.CROSSBOW_CHARGE;
         } else if (entityLiving.isSprinting() && entityLiving.onGround() && entityLiving.getPersistentData().getDouble("noRun") == 0) {
             return HumanoidModel.ArmPose.CROSSBOW_CHARGE;
diff --git a/src/main/java/com/atsuishio/superbwarfare/client/model/item/SentinelItemModel.java b/src/main/java/com/atsuishio/superbwarfare/client/model/item/SentinelItemModel.java
index 1a6e0bd59..81e7389ef 100644
--- a/src/main/java/com/atsuishio/superbwarfare/client/model/item/SentinelItemModel.java
+++ b/src/main/java/com/atsuishio/superbwarfare/client/model/item/SentinelItemModel.java
@@ -113,7 +113,7 @@ public class SentinelItemModel extends GeoModel<SentinelItem> {
         float numR = (float) (1 - 0.9 * zt);
         float numP = (float) (1 - 0.98 * zt);
 
-        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0 || stack.getOrCreateTag().getBoolean("sentinel_is_charging")) {
+        if (GunsTool.getGunIntTag(stack, "ReloadTime") > 0 || GunsTool.getGunBooleanTag(stack, "Charging")) {
             main.setRotX(numR * main.getRotX());
             main.setRotY(numR * main.getRotY());
             main.setRotZ(numR * main.getRotZ());
diff --git a/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java b/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java
index 92610d7b3..e23ecf9b3 100644
--- a/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java
+++ b/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java
@@ -824,7 +824,7 @@ public class GunEventHandler {
         // 启动换弹
         if (tag.getBoolean("start_sentinel_charge")) {
             tag.putInt("sentinel_charge_time", 127);
-            stack.getOrCreateTag().putBoolean("sentinel_is_charging", true);
+            GunsTool.setGunBooleanTag(stack, "Charging", true);
 
             SoundEvent sound1p = ForgeRegistries.SOUND_EVENTS.getValue(new ResourceLocation(ModUtils.MODID, "sentinel_charge"));
             if (sound1p != null && player instanceof ServerPlayer serverPlayer) {
@@ -866,7 +866,7 @@ public class GunEventHandler {
         }
 
         if (tag.getInt("sentinel_charge_time") == 1) {
-            tag.putBoolean("sentinel_is_charging", false);
+            GunsTool.setGunBooleanTag(stack, "Charging", false);
         }
     }
 
diff --git a/src/main/java/com/atsuishio/superbwarfare/event/LivingEventHandler.java b/src/main/java/com/atsuishio/superbwarfare/event/LivingEventHandler.java
index 3afc32903..fd30283c1 100644
--- a/src/main/java/com/atsuishio/superbwarfare/event/LivingEventHandler.java
+++ b/src/main/java/com/atsuishio/superbwarfare/event/LivingEventHandler.java
@@ -353,7 +353,7 @@ public class LivingEventHandler {
                         }
 
                         if (oldStack.is(ModItems.SENTINEL.get())) {
-                            oldTags.putBoolean("sentinel_is_charging", false);
+                            data.putBoolean("Charging", false);
                             oldTags.putInt("sentinel_charge_time", 0);
                         }
 
@@ -388,7 +388,7 @@ public class LivingEventHandler {
                         }
 
                         if (newStack.is(ModItems.SENTINEL.get())) {
-                            newStack.getOrCreateTag().putBoolean("sentinel_is_charging", false);
+                            GunsTool.setGunBooleanTag(newStack, "Charging", false);
                             newStack.getOrCreateTag().putInt("sentinel_charge_time", 0);
                         }
 
diff --git a/src/main/java/com/atsuishio/superbwarfare/item/gun/sniper/SentinelItem.java b/src/main/java/com/atsuishio/superbwarfare/item/gun/sniper/SentinelItem.java
index cdce7003c..97ac2b2e6 100644
--- a/src/main/java/com/atsuishio/superbwarfare/item/gun/sniper/SentinelItem.java
+++ b/src/main/java/com/atsuishio/superbwarfare/item/gun/sniper/SentinelItem.java
@@ -136,7 +136,7 @@ public class SentinelItem extends GunItem implements GeoItem, AnimatedItem {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.sentinel.reload_normal"));
         }
 
-        if (stack.getOrCreateTag().getBoolean("sentinel_is_charging")) {
+        if (GunsTool.getGunBooleanTag(stack, "Charging")) {
             return event.setAndContinue(RawAnimation.begin().thenPlay("animation.sentinel.charge"));
         }
 
@@ -152,7 +152,7 @@ public class SentinelItem extends GunItem implements GeoItem, AnimatedItem {
         if (player.isSprinting() && player.onGround()
                 && player.getPersistentData().getDouble("noRun") == 0
                 && !(stack.getOrCreateTag().getBoolean("is_normal_reloading") || stack.getOrCreateTag().getBoolean("is_empty_reloading"))
-                && !stack.getOrCreateTag().getBoolean("sentinel_is_charging") && ClientEventHandler.drawTime < 0.01) {
+                && !GunsTool.getGunBooleanTag(stack, "Charging") && ClientEventHandler.drawTime < 0.01) {
             if (player.hasEffect(MobEffects.MOVEMENT_SPEED) && stack.getOrCreateTag().getInt("bolt_action_anim") == 0) {
                 return event.setAndContinue(RawAnimation.begin().thenLoop("animation.sentinel.run_fast"));
             } else {
diff --git a/src/main/java/com/atsuishio/superbwarfare/network/message/FireModeMessage.java b/src/main/java/com/atsuishio/superbwarfare/network/message/FireModeMessage.java
index dd6dd08a4..8e9ab263a 100644
--- a/src/main/java/com/atsuishio/superbwarfare/network/message/FireModeMessage.java
+++ b/src/main/java/com/atsuishio/superbwarfare/network/message/FireModeMessage.java
@@ -98,7 +98,7 @@ public class FireModeMessage {
                     && !player.isSpectator()
                     && !(player.getCooldowns().isOnCooldown(stack.getItem()))
                     && GunsTool.getGunIntTag(stack, "ReloadTime") == 0
-                    && !stack.getOrCreateTag().getBoolean("sentinel_is_charging")) {
+                    && !GunsTool.getGunBooleanTag(stack, "Charging")) {
 
                 for (var cell : player.getInventory().items) {
                     if (cell.is(ModItems.CELL.get())) {
diff --git a/src/main/java/com/atsuishio/superbwarfare/network/message/ReloadMessage.java b/src/main/java/com/atsuishio/superbwarfare/network/message/ReloadMessage.java
index 3348dd4ab..d1c2dba46 100644
--- a/src/main/java/com/atsuishio/superbwarfare/network/message/ReloadMessage.java
+++ b/src/main/java/com/atsuishio/superbwarfare/network/message/ReloadMessage.java
@@ -51,7 +51,7 @@ public class ReloadMessage {
 
             if (!player.isSpectator()
                     && stack.getItem() instanceof GunItem gunItem
-                    && !stack.getOrCreateTag().getBoolean("sentinel_is_charging")
+                    && !GunsTool.getGunBooleanTag(stack, "Charging")
                     && GunsTool.getGunIntTag(stack, "ReloadTime") == 0
                     && stack.getOrCreateTag().getInt("bolt_action_anim") == 0
             ) {
@@ -62,14 +62,9 @@ public class ReloadMessage {
                 boolean clipLoad = GunsTool.getGunIntTag(stack, "Ammo", 0) == 0 && gunItem.isClipReload(stack);
 
                 // 检查备弹
-                int count = 0;
-                for (var inv : player.getInventory().items) {
-                    if (inv.is(ModItems.CREATIVE_AMMO_BOX.get())) {
-                        count++;
-                    }
-                }
+                boolean hasCreativeAmmoBox = player.getInventory().hasAnyMatching(item -> item.is(ModItems.CREATIVE_AMMO_BOX.get()));
 
-                if (count == 0) {
+                if (!hasCreativeAmmoBox) {
                     if (stack.is(ModTags.Items.USE_SHOTGUN_AMMO) && capability.shotgunAmmo == 0) {
                         return;
                     } else if (stack.is(ModTags.Items.USE_SNIPER_AMMO) && capability.sniperAmmo == 0) {