diff --git a/webapp/controller/OutAppCircuitController.class.php b/webapp/controller/OutAppCircuitController.class.php
index b4748303..c0611738 100644
--- a/webapp/controller/OutAppCircuitController.class.php
+++ b/webapp/controller/OutAppCircuitController.class.php
@@ -49,6 +49,10 @@ class OutAppCircuitController extends BaseController {
         );
         if (!$user){
         } else {
+            myself()->_callServiceStatic('CircuitRankingService',
+                                         'fillRanking',
+                                         $currentCircuitMeta
+                                         );
             $redis = $this->_getRedis($this->redis_key_circuit_ranking);
             if (! $redis->exists(CIRCUIT_RANKING_KEY.$this->redis_key_circuit_ranking)){
                 $rows = Circuit::getCircuitList($currentCircuitMeta['circuit_season']);
@@ -104,6 +108,10 @@ class OutAppCircuitController extends BaseController {
             if (!$currentStageMeta){
                 $currentStageMeta = mt\CircuitTime::getPrevStage();
             }
+            myself()->_callServiceStatic('CircuitRankingService',
+                                         'fillPhaseRanking',
+                                         $currentCircuitMeta,
+                                         $currentStageMeta);
             $redis = $this->_getRedis($this->redis_key_circuit_phase_ranking);
             if (! $redis->exists(CIRCUIT_RANKING_KEY.$this->redis_key_circuit_phase_ranking)){
                 $rows = Circuit::getCircuitPhaseList($currentStageMeta['circuit_season'],$currentStageMeta['circuit_phase']);
diff --git a/webapp/services/CircuitRankingService.php b/webapp/services/CircuitRankingService.php
index bd652d60..54baeda3 100644
--- a/webapp/services/CircuitRankingService.php
+++ b/webapp/services/CircuitRankingService.php
@@ -8,4 +8,14 @@ use mt\Item;
 
 class CircuitRankingService extends BaseService {
 
+    public static function fillPhaseRanking($currentCircuitMeta, $currentStageMeta)
+    {
+
+    }
+
+    public static function fillRanking($currentCircuitMeta)
+    {
+
+    }
+
 }