diff --git a/app/Service/SmsService.php b/app/Service/SmsService.php
index 873c16d..4a70755 100644
--- a/app/Service/SmsService.php
+++ b/app/Service/SmsService.php
@@ -44,7 +44,7 @@ class SmsService
 		$this->client = new SmsClient($cred, 'ap-guangzhou', $clientProfile);
 	}
 
-	public function send($templateId, $templateParamSet, $phoneNumberSet, $signName = '易游天下')
+	public function send($templateId, $templateParamSet, $phoneNumberSet, $signName = '')
 	{
 		//if (!config('sms.debug') || config('sms.debug') == 'yes') {
 		//	Log::debug([$templateId, $templateParamSet, $phoneNumberSet, $signName]);
diff --git a/config/sms.php b/config/sms.php
index c1fc50d..4eaab59 100644
--- a/config/sms.php
+++ b/config/sms.php
@@ -8,7 +8,7 @@ return [
         'sms_sdk_app_id'=> env('SMS_SDK_APP_ID'),
         'secret_id' => env('SECRET_ID'),
         'secret_key' => env('SECRET_KEY'),
-        'sign_name' => '易游天下',
+        'sign_name' => env('SIGN_NAME','易游天下'),
         'templates' => [
 			'bidding' => '1120251', //{竞标人的公司名称}]参与了您发起的竞标{编号}，详情请登录{系统名称}查看。
 			'demand' => '1120254', //恭喜您中标啦！竞标[{编号}]已成功中标！详情请登录{系统名称}查看。