diff --git a/application/common/Reviewer.php b/application/common/Reviewer.php
index e33923a..ec695c9 100644
--- a/application/common/Reviewer.php
+++ b/application/common/Reviewer.php
@@ -210,11 +210,19 @@ class Reviewer
         $sMajorQuery = Db::name('major_to_user')->field('user_id')->where($aWhere)->buildSql(); 
         
         // 查询符合公司条件的审稿人ID，确保去重
-        $aWhere = ['state' => 0, 'company' => ['<>', $sCompany]];
+        $aWhere = ['state' => 0];
+        if(!empty($sCompany)){
+            $aWhere['company'] = ['<>',$sCompany];
+        }
         if(!empty($aAuthorCompany)){
             array_push($aAuthorCompany, $sCompany);
             $aAuthorCompany = array_unique($aAuthorCompany);
-            $aWhere['company'] = ['not in', $aAuthorCompany];
+            $aAuthorCompany = array_filter($aAuthorCompany, function($v) {
+                return trim((string)$v) !== '';
+            });
+            if(!empty($aAuthorCompany)){
+                $aWhere['company'] = ['not in', $aAuthorCompany];
+            }
         }
         if(!empty($aBlack) && !empty($aParam['not_choose_id'])){
             $aBlack = array_unique(array_merge($aBlack, $aParam['not_choose_id']));