diff --git a/application/third_party/train/models/BIZ_intel_train_model.php b/application/third_party/train/models/BIZ_intel_train_model.php
index 0ca8fcb1..189fda9a 100644
--- a/application/third_party/train/models/BIZ_intel_train_model.php
+++ b/application/third_party/train/models/BIZ_intel_train_model.php
@@ -145,7 +145,7 @@ class BIZ_intel_train_model extends CI_Model {
 					TrainStation_intel tsi2
 				ON  
 					tsi2.station_id = tsi_ToStation	
-				where tsi1.s_country = 'china' or tsi2.s_country = 'china'		
+				where (tsi1.s_country = 'china' or tsi2.s_country = 'china')		
 				and  ISNULL(tsi_check,0)<>1	
 		";
 		$query = $this->HT->query($sql);