diff --git a/src/main/java/cn/citycraft/ProtectItem/commands/CommandBan.java b/src/main/java/cn/citycraft/ProtectItem/commands/CommandBan.java
index 2d36d6b..fb1eb02 100644
--- a/src/main/java/cn/citycraft/ProtectItem/commands/CommandBan.java
+++ b/src/main/java/cn/citycraft/ProtectItem/commands/CommandBan.java
@@ -8,6 +8,7 @@ import org.bukkit.inventory.ItemStack;
 
 import cn.citycraft.PluginHelper.commands.BaseCommand;
 import cn.citycraft.ProtectItem.ProtectItem;
+import cn.citycraft.ProtectItem.utils.ActionType;
 
 public class CommandBan extends BaseCommand {
 	ProtectItem plugin;
@@ -16,6 +17,7 @@ public class CommandBan extends BaseCommand {
 		super("ban");
 		this.plugin = main;
 		setOnlyPlayerExecutable();
+		setPermission("pi.ban");
 		setDescription("§c封禁手持物品");
 		setPossibleArguments("<封禁类型>");
 	}
@@ -24,7 +26,22 @@ public class CommandBan extends BaseCommand {
 	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
 		final Player p = (Player) sender;
 		final ItemStack item = p.getItemInHand();
-		plugin.getItemManager().addbanItem(item);
+		final String itemname = plugin.getItemManager().getItemName(item);
+		switch (args.length) {
+		case 0:
+			plugin.getItemManager().banItem(item);
+			p.sendMessage("当前物品 " + itemname + " 已被禁封!");
+			return;
+		case 1:
+
+			try {
+				final ActionType action = Enum.valueOf(ActionType.class, args[0]);
+				plugin.getItemManager().banItem(item, action);
+				p.sendMessage("当前物品 " + itemname + " 已被禁封 操作" + action.toString() + "!");
+			} catch (final Exception e) {
+				p.sendMessage("未知的操作类型" + args[0] + "!");
+			}
+		}
 	}
 
 }
diff --git a/src/main/java/cn/citycraft/ProtectItem/commands/CommandUnban.java b/src/main/java/cn/citycraft/ProtectItem/commands/CommandUnban.java
index e7300ad..f9afb75 100644
--- a/src/main/java/cn/citycraft/ProtectItem/commands/CommandUnban.java
+++ b/src/main/java/cn/citycraft/ProtectItem/commands/CommandUnban.java
@@ -3,9 +3,12 @@ package cn.citycraft.ProtectItem.commands;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandException;
 import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
 
 import cn.citycraft.PluginHelper.commands.BaseCommand;
 import cn.citycraft.ProtectItem.ProtectItem;
+import cn.citycraft.ProtectItem.utils.ActionType;
 
 public class CommandUnban extends BaseCommand {
 	ProtectItem plugin;
@@ -14,13 +17,31 @@ public class CommandUnban extends BaseCommand {
 		super("unban");
 		this.plugin = main;
 		setOnlyPlayerExecutable();
+		setPermission("pi.unban");
 		setDescription("§a解禁手持物品");
 		setPossibleArguments("<解禁类型>");
 	}
 
 	@Override
 	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
+		final Player p = (Player) sender;
+		final ItemStack item = p.getItemInHand();
+		final String itemname = plugin.getItemManager().getItemName(item);
+		switch (args.length) {
+		case 0:
+			plugin.getItemManager().unBanItem(item);
+			p.sendMessage("当前物品 " + itemname + " 已被解禁!");
+			return;
+		case 1:
 
+			try {
+				final ActionType action = Enum.valueOf(ActionType.class, args[0]);
+				plugin.getItemManager().unBanItem(item, action);
+				p.sendMessage("当前物品 " + itemname + " 已被解禁 操作" + action.toString() + "!");
+			} catch (final Exception e) {
+				p.sendMessage("未知的操作类型" + args[0] + "!");
+			}
+		}
 	}
 
 }
diff --git a/src/main/java/cn/citycraft/ProtectItem/utils/ItemManager.java b/src/main/java/cn/citycraft/ProtectItem/utils/ItemManager.java
index 569948b..c84dbd5 100644
--- a/src/main/java/cn/citycraft/ProtectItem/utils/ItemManager.java
+++ b/src/main/java/cn/citycraft/ProtectItem/utils/ItemManager.java
@@ -22,11 +22,11 @@ public class ItemManager {
 		itemlist = (HashMap<String, List<ActionType>>) itemconfig.get("banitems");
 	}
 
-	public void addbanItem(final ItemStack item) {
-		addbanItem(item, null);
+	public void banItem(final ItemStack item) {
+		banItem(item, new ActionType[] {});
 	}
 
-	public void addbanItem(final ItemStack item, final ActionType[] action) {
+	public void banItem(final ItemStack item, final ActionType... action) {
 		final String itemname = getItemName(item);
 		if (itemlist.containsKey(itemname)) {
 			final List<ActionType> actlist = itemlist.get(itemname);
@@ -35,15 +35,20 @@ public class ItemManager {
 					actlist.add(actionType);
 				}
 			}
+			itemlist.put(itemname, actlist);
 		} else {
 			itemlist.put(itemname, Arrays.asList(action));
 		}
 		itemconfig.set("banitems", itemlist);
+		itemconfig.save();
 	}
 
 	public boolean canAction(final ItemStack i, final ActionType action) {
 		final String itemname = getItemName(i);
 		final List<ActionType> actlist = itemlist.get(itemname);
+		if (actlist == null) {
+			return true;
+		}
 		final Boolean result = actlist.contains(action);
 		return result;
 	}
@@ -56,7 +61,22 @@ public class ItemManager {
 
 	public boolean hasActionPerm(final Player p, final ItemStack i, final ActionType action) {
 		final String itemname = getItemName(i);
-		final String perm = String.format("%s.%s", itemname, action.toString().toLowerCase());
-		return p.hasPermission(itemname + ".*") ? true : p.hasPermission(perm);
+		final String perm = String.format("pi.%s.%s", itemname, action.toString().toLowerCase());
+		return p.hasPermission("pi" + itemname + ".*") ? true : p.hasPermission(perm);
 	}
+
+	public void unBanItem(final ItemStack item) {
+		final String itemname = getItemName(item);
+		itemlist.remove(itemname);
+	}
+
+	public void unBanItem(final ItemStack item, final ActionType... action) {
+		final String itemname = getItemName(item);
+		if (itemlist.containsKey(itemname)) {
+			final List<ActionType> actlist = itemlist.get(itemname);
+			actlist.removeAll(Arrays.asList(action));
+			itemlist.put(itemname, actlist);
+		}
+	}
+
 }
diff --git a/src/main/resources/plugin.yml b/src/main/resources/plugin.yml
index fda7e8b..a616950 100644
--- a/src/main/resources/plugin.yml
+++ b/src/main/resources/plugin.yml
@@ -7,7 +7,13 @@ website: http://ci.citycraft.cn:8800/jenkins/job/${project.artifactId}/
 commands:
   pishow:
     description: 物品保护插件
-    usage: 使用/pishow 查看物品名称!
+    usage: 使用/pi 查看物品名称!
 permissions:
   pi.bypass:
+    default: op
+  pi.reload:
+    default: op
+  pi.ban:
+    default: op
+  pi.unban:
     default: op
\ No newline at end of file