diff --git a/Application/Mobile/Controller/UserController.class.php b/Application/Mobile/Controller/UserController.class.php
index 334fef288..48373ab45 100644
--- a/Application/Mobile/Controller/UserController.class.php
+++ b/Application/Mobile/Controller/UserController.class.php
@@ -402,7 +402,11 @@ class UserController extends BaseController
                 $pgInfo = strval(cookie('pgInfo'));
                 Log::write('register:' . date('Y-m-d H:i:s') . ' ---- ' . json_encode($_POST) . ' --- ' . $pgInfo, 'INFO');
                 if (isset($_POST['promote_id']) && !empty($_POST['promote_id'])) {
-                    $pid = $this->suser->register($phone, $password, $phone, $register_way, $register_type, $_POST['promote_id'], $_POST['promote_account'], $sex, $nickname, $head_img);
+                    Log::write('cxj_register:' . date('Y-m-d H:i:s') . ' ---- post' . json_encode($_POST) .' --- INFO');
+                    $thisPromoteAccount = M('promote', 'tab_')->where(array('id' => $_POST['promote_id']))->getField('account');
+                    $thisPromoteAccount = !empty($thisPromoteAccount) ? $thisPromoteAccount : '自然注册';
+                    $promoteAccount = isset($_POST['promote_account']) ? $_POST['promote_account'] : $thisPromoteAccount;
+                    $pid = $this->suser->register($phone, $password, $phone, $register_way, $register_type, $_POST['promote_id'], $promoteAccount, $sex, $nickname, $head_img);
                 } else {
                     $pid = $this->suser->register($phone, $password, $phone, $register_way, $register_type, '', '', $sex, $nickname, $head_img);
                 }