diff --git a/jni-example/decodesdk/src/META-INF/MANIFEST.MF b/jni-example/decodesdk/src/META-INF/MANIFEST.MF
index 0f94928..4ea150f 100644
--- a/jni-example/decodesdk/src/META-INF/MANIFEST.MF
+++ b/jni-example/decodesdk/src/META-INF/MANIFEST.MF
@@ -1,3 +1,3 @@
 Manifest-Version: 1.0
-Main-Class: net.irext.decodesdk.IRDecode
+Main-Class: net.irext.decode.sdk.IRDecode
 
diff --git a/jni-example/decodesdk/src/net/irext/decodesdk/IRDecode.java b/jni-example/decodesdk/src/net/irext/decode/sdk/IRDecode.java
similarity index 96%
rename from jni-example/decodesdk/src/net/irext/decodesdk/IRDecode.java
rename to jni-example/decodesdk/src/net/irext/decode/sdk/IRDecode.java
index dbc525f..d94e613 100644
--- a/jni-example/decodesdk/src/net/irext/decodesdk/IRDecode.java
+++ b/jni-example/decodesdk/src/net/irext/decode/sdk/IRDecode.java
@@ -1,8 +1,8 @@
-package net.irext.decodesdk;
+package net.irext.decode.sdk;
 
-import net.irext.decodesdk.bean.ACStatus;
-import net.irext.decodesdk.bean.TemperatureRange;
-import net.irext.decodesdk.utils.Constants;
+import net.irext.decode.sdk.bean.ACStatus;
+import net.irext.decode.sdk.bean.TemperatureRange;
+import net.irext.decode.sdk.utils.Constants;
 
 
 /**
diff --git a/jni-example/decodesdk/src/net/irext/decodesdk/bean/ACStatus.java b/jni-example/decodesdk/src/net/irext/decode/sdk/bean/ACStatus.java
similarity index 96%
rename from jni-example/decodesdk/src/net/irext/decodesdk/bean/ACStatus.java
rename to jni-example/decodesdk/src/net/irext/decode/sdk/bean/ACStatus.java
index 076fe5d..9756e59 100644
--- a/jni-example/decodesdk/src/net/irext/decodesdk/bean/ACStatus.java
+++ b/jni-example/decodesdk/src/net/irext/decode/sdk/bean/ACStatus.java
@@ -1,6 +1,6 @@
-package net.irext.decodesdk.bean;
+package net.irext.decode.sdk.bean;
 
-import net.irext.decodesdk.utils.Constants;
+import net.irext.decode.sdk.utils.Constants;
 
 /**
  * Filename:       ACStatus.java
diff --git a/jni-example/decodesdk/src/net/irext/decodesdk/bean/TemperatureRange.java b/jni-example/decodesdk/src/net/irext/decode/sdk/bean/TemperatureRange.java
similarity index 96%
rename from jni-example/decodesdk/src/net/irext/decodesdk/bean/TemperatureRange.java
rename to jni-example/decodesdk/src/net/irext/decode/sdk/bean/TemperatureRange.java
index 00dd70a..d7a848a 100644
--- a/jni-example/decodesdk/src/net/irext/decodesdk/bean/TemperatureRange.java
+++ b/jni-example/decodesdk/src/net/irext/decode/sdk/bean/TemperatureRange.java
@@ -1,4 +1,4 @@
-package net.irext.decodesdk.bean;
+package net.irext.decode.sdk.bean;
 
 /**
  * Filename:       TemperatureRange.java
diff --git a/jni-example/decodesdk/src/net/irext/decodesdk/utils/Constants.java b/jni-example/decodesdk/src/net/irext/decode/sdk/utils/Constants.java
similarity index 95%
rename from jni-example/decodesdk/src/net/irext/decodesdk/utils/Constants.java
rename to jni-example/decodesdk/src/net/irext/decode/sdk/utils/Constants.java
index 41d79a6..7eb2984 100644
--- a/jni-example/decodesdk/src/net/irext/decodesdk/utils/Constants.java
+++ b/jni-example/decodesdk/src/net/irext/decode/sdk/utils/Constants.java
@@ -1,4 +1,4 @@
-package net.irext.decodesdk.utils;
+package net.irext.decode.sdk.utils;
 
 /**
  * Filename:       Constants.java
@@ -18,6 +18,8 @@ public class Constants {
     public static final int ERROR_CODE_INVALID_CATEGORY = 2;
     public static final int ERROR_CODE_INVALID_BRAND = 3;
     public static final int ERROR_CODE_INVALID_PARAMETER = 4;
+    public static final int ERROR_CODE_INVALID_CITY = 5;
+    public static final int ERROR_CODE_INVALID_OPERATOR = 6;
 
     public enum CategoryID {
         AIR_CONDITIONER(1),