diff --git a/routers/api/v1/repo/cloudbrain_dashboard.go b/routers/api/v1/repo/cloudbrain_dashboard.go
index 5ba694e31..1eb772b42 100755
--- a/routers/api/v1/repo/cloudbrain_dashboard.go
+++ b/routers/api/v1/repo/cloudbrain_dashboard.go
@@ -1685,7 +1685,7 @@ func getDurationStatistic(beginTime time.Time, endTime time.Time) (models.Durati
 		return OpenIDurationRate, C2NetDurationRate, 0
 	}
 	for _, cloudbrainStatistic := range cardDurationStatistics {
-		aiCenterName := repo.GetAiCenterNameByCode(cloudbrainStatistic.AiCenterCode)
+		aiCenterName := cloudbrainStatistic.AiCenterCode + "/" + repo.GetAiCenterNameByCode(cloudbrainStatistic.AiCenterCode)
 		if cloudbrainStatistic.Cluster == models.OpenICluster {
 			if _, ok := OpenITotalDuration[aiCenterName]; !ok {
 				OpenITotalDuration[aiCenterName] = cloudbrainStatistic.CardsTotalDuration
@@ -1717,7 +1717,7 @@ func getDurationStatistic(beginTime time.Time, endTime time.Time) (models.Durati
 		return OpenIDurationRate, C2NetDurationRate, 0
 	}
 	for _, v := range ResourceAiCenterRes {
-		aiCenterName := repo.GetAiCenterNameByCode(v.AiCenterCode)
+		aiCenterName := v.AiCenterCode + "/" + repo.GetAiCenterNameByCode(v.AiCenterCode)
 		if cutString(v.AiCenterCode, 4) == cutString(models.AICenterOfCloudBrainOne, 4) {
 			if _, ok := OpenIUsageDuration[aiCenterName]; !ok {
 				OpenIUsageDuration[aiCenterName] = 0