diff --git a/mobile/source/helpers/dalianpay/cert/810_cus_public_key.pem b/mobile/source/helpers/dalianpay/cert/810_cus_public_key.pem
new file mode 100644
index 0000000..2b53e9d
--- /dev/null
+++ b/mobile/source/helpers/dalianpay/cert/810_cus_public_key.pem
@@ -0,0 +1,9 @@
+-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr3Ze1vlYoWTEa2Y4N9iM
+EM/oRyK4koxLe1+tsEuVdYiBx/jv9mLxBhEHN2oTKyKU8aiGi6vJHUry8x3WpfN6
+FsmeJUkXtCiELmivr46VnTqXFW2paxrCRLqqgq0agAyeTwCwCUbFI3R3ByU07n4x
+AixK4dMjerU9avn1MpVRnoKwaH1Du9L7sqz2RyeQOduaO/bHw03YZuRAaIJGSCdF
+qc5oZrwFnZM5C+iH4U9DBqI0vNrOYGhRw4x6arIKm+JjDEUaoEWfXqAPcuOONqE/
+Dyo33GBd8PhikE5TG/nXiyfYPoox2NEV14r9aYKceSCLMIvepoHkrBiC0ErYoMvX
+XwIDAQAB
+-----END PUBLIC KEY-----
diff --git a/mobile/source/helpers/dalianpay/library/Crypt.php b/mobile/source/helpers/dalianpay/library/Crypt.php
index 3dd124d..65cb7c6 100644
--- a/mobile/source/helpers/dalianpay/library/Crypt.php
+++ b/mobile/source/helpers/dalianpay/library/Crypt.php
@@ -195,6 +195,8 @@ class Crypt
 		foreach($pre_decrypt_data_arr as $key=>$val)
 		{
 			$res = openssl_private_decrypt($val, $decrypted_data_tmp, $private_key, OPENSSL_PKCS1_PADDING);
+			echo "res:\r\n";
+			echo $res . "\r\n";
 			if($res === false)
 			{
 				$this->err_msg = openssl_error_string();