diff --git a/src/main/java/pw/yumc/YumCore/tellraw/ItemSerialize.java b/src/main/java/pw/yumc/YumCore/tellraw/ItemSerialize.java
index 3e0467f..5fef031 100644
--- a/src/main/java/pw/yumc/YumCore/tellraw/ItemSerialize.java
+++ b/src/main/java/pw/yumc/YumCore/tellraw/ItemSerialize.java
@@ -14,7 +14,8 @@ import org.bukkit.inventory.meta.ItemMeta;
 import pw.yumc.YumCore.bukkit.Log;
 
 /**
- *
+ * 物品序列化类
+ * 
  * @since 2016年9月9日 下午3:47:17
  * @author 喵♂呜
  */
@@ -31,7 +32,7 @@ public abstract class ItemSerialize {
 
     public static String $(final ItemStack item) {
         final String result = itemSerialize.parse(item);
-        Log.debug(String.format("%s物品序列化结果: %s", itemSerialize.getName(), result));
+        Log.d("%s物品序列化结果: %s", itemSerialize.getName(), result);
         return result;
     }
 
@@ -76,7 +77,7 @@ public abstract class ItemSerialize {
         @Override
         public String parse(final ItemStack item) {
             try {
-                return new JsonBuilder((nmsSaveNBTMethod.invoke(asNMSCopyMethod.invoke(null, item), nmsNBTTagCompound.newInstance()).toString())).toString();
+                return nmsSaveNBTMethod.invoke(asNMSCopyMethod.invoke(null, item), nmsNBTTagCompound.newInstance()).toString();
             } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException | InstantiationException e) {
                 itemSerialize = new Manual();
                 return itemSerialize.parse(item);
@@ -168,7 +169,7 @@ public abstract class ItemSerialize {
          * @return 物品字符串
          */
         private String serialize(final ItemStack item) {
-            final JsonBuilder json = new JsonBuilder("{");
+            final StringBuffer json = new StringBuffer("{");
             json.append(String.format("id:\"%s\",Damage:\"%s\"", item.getTypeId(), item.getDurability()));
             if (item.getAmount() > 1) {
                 json.append(String.format(",Count:%s", item.getAmount()));
diff --git a/src/main/java/pw/yumc/YumCore/tellraw/JsonBuilder.java b/src/main/java/pw/yumc/YumCore/tellraw/JsonBuilder.java
index 58d1034..d439e62 100644
--- a/src/main/java/pw/yumc/YumCore/tellraw/JsonBuilder.java
+++ b/src/main/java/pw/yumc/YumCore/tellraw/JsonBuilder.java
@@ -1,5 +1,11 @@
 package pw.yumc.YumCore.tellraw;
 
+/**
+ * Json构建
+ * 
+ * @since 2016年9月14日 上午11:55:36
+ * @author 喵♂呜
+ */
 public class JsonBuilder {
     public static final String[] REPLACEMENT_CHARS;
     static {
@@ -59,6 +65,10 @@ public class JsonBuilder {
         json.deleteCharAt(json.length() - 1);
     }
 
+    public boolean isEmpty() {
+        return json.length() == 0;
+    }
+
     public int length() {
         return json.length();
     }
diff --git a/src/main/java/pw/yumc/YumCore/tellraw/MessagePart.java b/src/main/java/pw/yumc/YumCore/tellraw/MessagePart.java
index 7a68b79..bdce4fc 100644
--- a/src/main/java/pw/yumc/YumCore/tellraw/MessagePart.java
+++ b/src/main/java/pw/yumc/YumCore/tellraw/MessagePart.java
@@ -14,7 +14,7 @@ public class MessagePart {
     /**
      * 消息文本
      */
-    public String text = "";
+    public String text;
     /**
      * 点击操作
      */
@@ -59,18 +59,18 @@ public class MessagePart {
      */
     public void writeJson(final StringBuffer str) {
         str.append("{");
-        str.append(String.format(TEXT_FORMAT, text));
+        str.append(String.format(TEXT_FORMAT, new JsonBuilder(text)));
         if (clickActionName != null) {
             str.append(",");
-            str.append(String.format(CLICK_FORMAT, clickActionName, clickActionData));
+            str.append(String.format(CLICK_FORMAT, clickActionName, new JsonBuilder(clickActionData)));
         }
         if (hoverActionName != null) {
             str.append(",");
-            str.append(String.format(HOVER_FORMAT, hoverActionName, hoverActionData));
+            str.append(String.format(HOVER_FORMAT, hoverActionName, new JsonBuilder(hoverActionData)));
         }
         if (insertionData != null) {
             str.append(",");
-            str.append(String.format(INSERT_FORMAT, insertionData));
+            str.append(String.format(INSERT_FORMAT, new JsonBuilder(insertionData)));
         }
         str.append("}");
     }
diff --git a/src/main/java/pw/yumc/YumCore/tellraw/Tellraw.java b/src/main/java/pw/yumc/YumCore/tellraw/Tellraw.java
index 0e8b4dc..3c97e11 100644
--- a/src/main/java/pw/yumc/YumCore/tellraw/Tellraw.java
+++ b/src/main/java/pw/yumc/YumCore/tellraw/Tellraw.java
@@ -10,6 +10,7 @@ import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.ItemStack;
 
+import pw.yumc.YumCore.bukkit.Log;
 import pw.yumc.YumCore.bukkit.P;
 import pw.yumc.YumCore.bukkit.compatible.C;
 
@@ -276,6 +277,7 @@ public class Tellraw {
             messagePart.writeJson(msg);
         }
         msg.append("]");
+        Log.debug(msg.toString());
         return msg.toString();
     }