diff --git a/webapp/controller/MarketController.class.php b/webapp/controller/MarketController.class.php
index 8b71b207..e8090b95 100644
--- a/webapp/controller/MarketController.class.php
+++ b/webapp/controller/MarketController.class.php
@@ -26,7 +26,7 @@ class MarketController extends BaseController {
 
     public function getPreSaleInfo()
     {
-        $account = getReqVal('account', '');
+        $account = strtolower(getReqVal('account', ''));
         $presaleInfo = MarketService::getPreSaleInfo($account);
         if (MarketService::isTestMode()) {
             foreach(array_keys($presaleInfo) as $key) {
@@ -42,7 +42,7 @@ class MarketController extends BaseController {
 
     public function searchBox()
     {
-        $account = getReqVal('account', '');
+        $account = strtolower(getReqVal('account', ''));
         $page = getReqVal('page', 1);
         $type = getReqVal('type', 0);
         $sort = getReqVal('sort', '');
@@ -234,7 +234,7 @@ class MarketController extends BaseController {
     public function queryOrder()
     {
         $token = getReqVal('token', '');
-        $account = getReqVal('account', '');
+        $account = strtolower(getReqVal('account', ''));
         $orderId = getReqVal('order_id', '');
         if (!MarketService::isValidToken($account, $token)) {
             myself()->_rspErr(100, 'invalid token');
@@ -267,7 +267,7 @@ class MarketController extends BaseController {
 
     public function getNftList()
     {
-        $account = getReqVal('account', '');
+        $account = strtolower(getReqVal('account', ''));
         $token = getReqVal('token', '');
         if (!MarketService::isValidToken($account, $token)) {
             myself()->_rspErr(100, 'invalid token');
@@ -286,7 +286,7 @@ class MarketController extends BaseController {
 
     public function getNftDetail()
     {
-        $account = getReqVal('account', '');
+        $account = strtolower(getReqVal('account', ''));
         $token = getReqVal('token', '');
         $tokenId = getReqVal('token_id', '');
         if (!MarketService::isValidToken($account, $token)) {
@@ -310,7 +310,8 @@ class MarketController extends BaseController {
         $nft = array(
             'token_id' => $nftDb['token_id'],
             'owner_address' => $nftDb['owner_address'],
-            'owner_name' => $nftDb['owner_name'],
+            //'owner_name' => $nftDb['owner_name'],
+            'owner_name' => '',
             'item_id' => $nftDb['item_id'],
             'currency_list' => array(),
             'transaction_recrod' => array(),
@@ -337,7 +338,7 @@ class MarketController extends BaseController {
 
     public function getNonce()
     {
-        $account = getReqVal('account', '');
+        $account = strtolower(getReqVal('account', ''));
         $token = getReqVal('token', '');
         $nonce = uniqid() . '_' . myself()->_getNowTime();
         myself()->_rspData(array(
@@ -348,7 +349,7 @@ class MarketController extends BaseController {
 
     public function tokenAuth()
     {
-        $account = getReqVal('account', '');
+        $account = strtolower(getReqVal('account', ''));
         $token = getReqVal('token', '');
         if (!MarketService::isValidToken($account, $token)) {
             myself()->_rspErr(1, 'invalid token');
@@ -361,7 +362,7 @@ class MarketController extends BaseController {
 
     public function auth()
     {
-        $account = getReqVal('account', '');
+        $account = strtolower(getReqVal('account', ''));
         $tips = getReqVal('tips', '') ;
         $nonce = getReqVal('nonce', '');
         $signature = getReqVal('signature', '');
diff --git a/webapp/mt/MarketBatch.php b/webapp/mt/MarketBatch.php
index f02cd104..8b475099 100644
--- a/webapp/mt/MarketBatch.php
+++ b/webapp/mt/MarketBatch.php
@@ -36,7 +36,7 @@ class MarketBatch {
 
     public static function getCountdown($meta)
     {
-        $countdown = max(0, $currBatchMeta['start_time'] - myself()->_getNowTime());
+        $countdown = max(0, $meta['start_time'] - myself()->_getNowTime());
         return $countdown;
     }
 
diff --git a/webapp/services/MarketService.php b/webapp/services/MarketService.php
index a7778e25..edd93afd 100644
--- a/webapp/services/MarketService.php
+++ b/webapp/services/MarketService.php
@@ -230,6 +230,11 @@ class MarketService extends BaseService {
                 if (!$buyed) {
                     if ($currBatchMeta['white_list'] &&
                         !mt\WhiteList::inWhiteList($account)) {
+                        error_log(json_encode(array(
+                            'currBatchMeta' => $currBatchMeta,
+                            'white' => mt\WhiteList::inWhiteList($account),
+                            'account' => $account
+                        )));
                         continue;
                     }
                     array_push($presaleInfo['buyable_list'],