diff --git a/routers/api/v1/repo/cloudbrain.go b/routers/api/v1/repo/cloudbrain.go
index 53a3d9545..48013de84 100755
--- a/routers/api/v1/repo/cloudbrain.go
+++ b/routers/api/v1/repo/cloudbrain.go
@@ -79,7 +79,7 @@ func GetCloudbrainTask(ctx *context.APIContext) {
 		job.ContainerID = taskRes.TaskStatuses[0].ContainerID
 		job.Status = taskRes.TaskStatuses[0].State
 
-		if job.StartTime == 0 {
+		if job.StartTime == 0 && !taskRes.TaskStatuses[0].StartAt.IsZero() {
 			job.StartTime = timeutil.TimeStamp(taskRes.TaskStatuses[0].StartAt.Unix())
 		}
 	}
diff --git a/routers/api/v1/repo/modelarts.go b/routers/api/v1/repo/modelarts.go
index 5675ed20a..c6e2892ea 100755
--- a/routers/api/v1/repo/modelarts.go
+++ b/routers/api/v1/repo/modelarts.go
@@ -68,7 +68,7 @@ func GetModelArtsNotebook2(ctx *context.APIContext) {
 		ctx.NotFound(err)
 		return
 	}
-	if job.StartTime == 0 {
+	if job.StartTime == 0 && result.Lease.CreateTime > 0 {
 		job.StartTime = timeutil.TimeStamp(result.Lease.CreateTime / 1000)
 	}
 	job.Status = result.Status
@@ -140,7 +140,7 @@ func GetModelArtsTrainJobVersion(ctx *context.APIContext) {
 		ctx.NotFound(err)
 		return
 	}
-	if job.StartTime == 0 {
+	if job.StartTime == 0 && result.StartTime > 0 {
 		job.StartTime = timeutil.TimeStamp(result.StartTime / 1000)
 	}
 	job.Status = modelarts.TransTrainJobStatus(result.IntStatus)
@@ -379,7 +379,7 @@ func GetModelArtsInferenceJob(ctx *context.APIContext) {
 		ctx.NotFound(err)
 		return
 	}
-	if job.StartTime == 0 {
+	if job.StartTime == 0 && result.StartTime > 0 {
 		job.StartTime = timeutil.TimeStamp(result.StartTime / 1000)
 	}
 	job.Status = modelarts.TransTrainJobStatus(result.IntStatus)
diff --git a/routers/repo/cloudbrain.go b/routers/repo/cloudbrain.go
index cdaa8b515..9ff299ba9 100755
--- a/routers/repo/cloudbrain.go
+++ b/routers/repo/cloudbrain.go
@@ -381,7 +381,7 @@ func cloudBrainShow(ctx *context.Context, tpName base.TplName) {
 			task.Status = taskRes.TaskStatuses[0].State
 			task.ContainerID = taskRes.TaskStatuses[0].ContainerID
 			task.ContainerIp = taskRes.TaskStatuses[0].ContainerIP
-			if task.StartTime == 0 {
+			if task.StartTime == 0 && !taskRes.TaskStatuses[0].StartAt.IsZero() {
 				task.StartTime = timeutil.TimeStamp(taskRes.TaskStatuses[0].StartAt.Unix())
 			}
 			err = models.UpdateJob(task)
@@ -961,7 +961,7 @@ func SyncCloudbrainStatus() {
 				task.Status = taskRes.TaskStatuses[0].State
 				if task.Status != string(models.JobWaiting) {
 					task.Duration = time.Now().Unix() - taskRes.TaskStatuses[0].StartAt.Unix()
-					if task.StartTime == 0 {
+					if task.StartTime == 0 && !taskRes.TaskStatuses[0].StartAt.IsZero() {
 						task.StartTime = timeutil.TimeStamp(taskRes.TaskStatuses[0].StartAt.Unix())
 					}
 					//if task.Status == string(models.JobFailed) {
@@ -1008,7 +1008,7 @@ func SyncCloudbrainStatus() {
 
 				if result != nil {
 					task.Status = result.Status
-					if task.StartTime == 0 {
+					if task.StartTime == 0 && result.Lease.CreateTime > 0 {
 						task.StartTime = timeutil.TimeStamp(result.Lease.CreateTime / 1000)
 					}
 					if task.EndTime == 0 && task.Status == string(models.ModelArtsStopped) {
@@ -1033,7 +1033,7 @@ func SyncCloudbrainStatus() {
 					task.Duration = result.Duration / 1000
 					task.TrainJobDuration = result.TrainJobDuration
 
-					if task.StartTime == 0 {
+					if task.StartTime == 0 && result.StartTime > 0 {
 						task.StartTime = timeutil.TimeStamp(result.StartTime / 1000)
 					}
 					if result.Duration != 0 {