diff --git a/CRM/Contribute/DAO/MyPayLog.php b/CRM/Contribute/DAO/MyPayLog.php
index 3209c5d29..efcc831b6 100644
--- a/CRM/Contribute/DAO/MyPayLog.php
+++ b/CRM/Contribute/DAO/MyPayLog.php
@@ -92,6 +92,12 @@ class CRM_Contribute_DAO_MyPayLog extends CRM_Core_DAO
    * @var int unsigned
    */
   public $contribution_id;
+  /**
+   * The uid in mypay transaction.
+   *
+   * @var string
+   */
+  public $uid;
   /**
    * Request URL
    *
@@ -99,7 +105,7 @@ class CRM_Contribute_DAO_MyPayLog extends CRM_Core_DAO
    */
   public $url;
   /**
-   * Request URL
+   * Request Command
    *
    * @var string
    */
@@ -184,6 +190,14 @@ static function &fields()
           'default' => 'UL',
           'FKClassName' => 'CRM_Contribute_DAO_Contribution',
         ) ,
+        'uid' => array(
+          'name' => 'uid',
+          'type' => CRM_Utils_Type::T_STRING,
+          'title' => ts('MyPay uid') ,
+          'maxlength' => 255,
+          'size' => CRM_Utils_Type::HUGE,
+          'default' => 'UL',
+        ) ,
         'url' => array(
           'name' => 'url',
           'type' => CRM_Utils_Type::T_STRING,
diff --git a/CRM/Core/Payment/MyPay.php b/CRM/Core/Payment/MyPay.php
index 4ae83ea8b..1f7a7f2bd 100644
--- a/CRM/Core/Payment/MyPay.php
+++ b/CRM/Core/Payment/MyPay.php
@@ -346,6 +346,18 @@ function getOrderArgs(&$vars, $component, $instrumentCode, $formKey) {
     ), '', '&');
     $amount = $vars['currencyID'] == 'TWD' && strstr($vars['amount'], '.') ? substr($vars['amount'], 0, strpos($vars['amount'], '.')) : $vars['amount'];
 
+    if ($vars['contributionRecurID']) {
+      $params = array(
+        1 => $vars['contributionRecurID'],
+        2 => $vars['installments'] ? ts("%1 Periods", array(1 => $vars['installments'])) : ts('no period'),
+      );
+      $item = ts("Recur %1-%2", $params);
+    }
+    else {
+      $params = array(1 => $vars['contributionID']);
+      $item = ts("Contribution %1", $params);
+    }
+
     $args = array(
       'store_uid' => $paymentProcessor['user_name'],
       'service' => array(
@@ -357,6 +369,7 @@ function getOrderArgs(&$vars, $component, $instrumentCode, $formKey) {
         'user_id' => $vars['contact_id'],
         'currency' => $vars['currencyID'],
         'order_id' => $vars['trxn_id'],
+        'agent_sms_fee_type' => 0,
         'cost' => (string) $amount,
         'pfn' => '',
         'ip' => CRM_Utils_System::ipAddress(),
@@ -364,7 +377,7 @@ function getOrderArgs(&$vars, $component, $instrumentCode, $formKey) {
         'echo_1' => $vars['contributionID'],
         'items' => array( 0 => array(
           'id' => $vars['trxn_id'],
-          'name' => preg_replace('~[^\p{L}\p{N}]++~u', ' ', $vars['item_name']),
+          'name' => $item,
           'cost' => (string) $amount,
           'total' => (string) $amount,
           'amount' => 1,
@@ -442,11 +455,12 @@ function postData($url, $data){
     $errno = curl_errno($ch);
     // Record all data
     // 1. Record log data.
+    $resultArray = json_decode($result, TRUE);
     $saveData = array(
+      'uid' => $resultArray['uid'],
       'return_data' => $result,
     );
     self::writeLog($this->_logId, $saveData);
-    $resultArray = json_decode($result, TRUE);
     // 2. Record usable data.
     if ($this->_contributionId) {
       $transationData = array(
@@ -560,6 +574,7 @@ public static function doIPN($arguments, $instrument = NULL, $post = NULL, $get
     if (!empty($post['uid']) && !empty($post['key']) && !empty($post['prc'])) {
       // Save Data to Log.
       $saveData = array(
+        'uid' => $post['uid'],
         'date' => date('Y-m-d H:i:s'),
         'post_data' => json_encode($post),
       );
@@ -615,7 +630,7 @@ public static function doIPN($arguments, $instrument = NULL, $post = NULL, $get
       $component = $post['echo_0'];
       if(!empty($component)){
         $ipn = new CRM_Core_Payment_MyPayIPN($post, $get);
-        $result = $ipn->main($component, $instrument);
+        $result = $ipn->main($instrument);
         if(!empty($result) && $print){
           echo $result;
         }
@@ -638,7 +653,7 @@ public static function doIPN($arguments, $instrument = NULL, $post = NULL, $get
    * @return number $id The `id` of the row.
    */
   public static function writeLog($logId, $data = array()) {
-    $recordType = array('contribution_id', 'url', 'cmd', 'date', 'post_data', 'return_data');
+    $recordType = array('contribution_id', 'uid', 'url', 'cmd', 'date', 'post_data', 'return_data');
 
     $record = new CRM_Contribute_DAO_MyPayLog();
     if(!empty($logId)) {
@@ -700,7 +715,7 @@ static public function getTrxnIdByPost($input) {
     $trxnId = NULL;
     if ($input['order_id']) {
       if ($input['uid'] && !empty($input['nois']) && $input['nois'] > 1) {
-        $trxnId = $input['order_id'].'-'.$input['uid'];
+        $trxnId = $input['order_id'].'-'.$input['nois'].'-'.$input['uid'];
       }
       else {
         $trxnId = $input['order_id'];
@@ -710,3 +725,4 @@ static public function getTrxnIdByPost($input) {
   }
 }
 
+
diff --git a/CRM/Core/Payment/MyPayIPN.php b/CRM/Core/Payment/MyPayIPN.php
index 2d249a79e..7eaa93f83 100644
--- a/CRM/Core/Payment/MyPayIPN.php
+++ b/CRM/Core/Payment/MyPayIPN.php
@@ -48,11 +48,24 @@ function main($instrument){
     // set global variable for paymentProcessor
     self::$_payment_processor =& $objects['paymentProcessor'];
     self::$_input = $input;
-    if($objects['contribution']->contribution_status_id == 1 && empty($input['nois'])){
-      // already completed, skip
+    if ($objects['contribution']->contribution_status_id == 1 && empty($input['nois']) && $input['prc'] == '250') {
+      // Single contribution or first contribution, already completed, skip
+      CRM_Core_Error::debug_log_message("MyPay: The transaction uid: {$input['uid']}, associated with the contribution {$objects['contribution']->trxn_id}, has been successfully processed before. Skipped.");
       return '8888';
     }
-    else{
+    elseif (!empty($input['nois']) && $input['prc'] == '250') {
+      // Recurring and finished.
+      $trxnId = CRM_Core_Payment_MyPay::getTrxnIdByPost($input);
+      $sql = "SELECT contribution_status_id FROM civicrm_contribution WHERE trxn_id = %1";
+      $params = array( 1 => array($trxnId, 'String'));
+      $contributionStatusID = CRM_Core_DAO::singleValueQuery($sql, $params);
+      if ($contributionStatusID == 1) {
+        // already completed, skip
+        CRM_Core_Error::debug_log_message("MyPay: The transaction uid: {$input['uid']}, associated with the contribution {$trxnId}, has been successfully processed before. Skipped.");
+        return '8888';
+      }
+    }
+    else {
       // start validation
       $note = '';
       if( $this->validateOthers($input, $ids, $objects, $note, $instrument) ){
diff --git a/sql/civicrm.mysql b/sql/civicrm.mysql
index 43433e285..6cf0e023a 100644
--- a/sql/civicrm.mysql
+++ b/sql/civicrm.mysql
@@ -4825,15 +4825,19 @@ CREATE TABLE civicrm_contribution_mypay_log (
 
      id int unsigned NOT NULL AUTO_INCREMENT  COMMENT 'MyPay Log ID',
      contribution_id int unsigned   DEFAULT NULL COMMENT 'Contribuution ID',
+     uid varchar(255)   DEFAULT NULL COMMENT 'The uid in mypay transaction.',
      url varchar(255)    COMMENT 'Request URL',
-     cmd varchar(255)    COMMENT 'Request URL',
+     cmd varchar(255)    COMMENT 'Request Command',
      date datetime    COMMENT 'Request Date Time',
      post_data text    COMMENT 'Request Post Data',
      return_data text    COMMENT 'Request Return Data' 
 ,
     PRIMARY KEY ( id )
  
-    ,     INDEX UI_url(
+    ,     INDEX UI_uid(
+        uid
+  )
+  ,     INDEX UI_url(
         url
   )
   ,     INDEX UI_date(
diff --git a/xml/schema/Contribute/ContributionMyPayLog.xml b/xml/schema/Contribute/ContributionMyPayLog.xml
index 4383a1279..e6310b1df 100644
--- a/xml/schema/Contribute/ContributionMyPayLog.xml
+++ b/xml/schema/Contribute/ContributionMyPayLog.xml
@@ -34,6 +34,16 @@
     <add>4.0</add>
     <onDelete>SET NULL</onDelete>
   </foreignKey>
+  <field>
+      <name>uid</name>
+      <uniqueName>uid</uniqueName>
+      <type>varchar</type>
+      <length>255</length>
+      <default>NULL</default>
+      <title>MyPay uid</title>
+      <comment>The uid in mypay transaction.</comment>
+      <add>4.0</add>
+  </field>
   <field>
       <name>url</name>
       <uniqueName>url</uniqueName>
@@ -49,7 +59,7 @@
       <title>service API CMD Name</title>
       <type>varchar</type>
       <length>255</length>
-      <comment>Request URL</comment>
+      <comment>Request Command</comment>
       <add>4.0</add>
   </field>
   <field>
@@ -72,6 +82,11 @@
       <comment>Request Return Data</comment>
       <add>4.0</add>
   </field>
+  <index>
+    <name>UI_uid</name>
+    <fieldName>uid</fieldName>
+    <add>4.0</add>
+  </index>
   <index>
     <name>UI_url</name>
     <fieldName>url</fieldName>