diff --git a/src/modules/network_data/service/udm_auth.go b/src/modules/network_data/service/udm_auth.go
index 4a7ae7bf..eff6fc12 100644
--- a/src/modules/network_data/service/udm_auth.go
+++ b/src/modules/network_data/service/udm_auth.go
@@ -7,6 +7,7 @@ import (
 	"time"
 
 	"be.ems/src/framework/database/redis"
+	"be.ems/src/framework/utils/date"
 	"be.ems/src/modules/network_data/model"
 	"be.ems/src/modules/network_data/repository"
 	neService "be.ems/src/modules/network_element/service"
@@ -64,6 +65,13 @@ func (r *UDMAuthUser) dataByRedis(imsi, neId string) []model.UDMAuthUser {
 		if v, ok := m["amf"]; ok {
 			amf = strings.Replace(v, "\r\n", "", 1)
 		}
+		var createTime int64 = 0
+		if v, ok := m["create_time"]; ok {
+			t := date.ParseStrToDate(v, date.YYYY_MM_DDTHH_MM_SSZ)
+			createTime = t.UnixMilli()
+		} else {
+			createTime = time.Now().UnixMilli()
+		}
 		a := model.UDMAuthUser{
 			IMSI:       imsi,
 			Amf:        amf,
@@ -71,7 +79,7 @@ func (r *UDMAuthUser) dataByRedis(imsi, neId string) []model.UDMAuthUser {
 			AlgoIndex:  m["algo"],
 			Opc:        m["opc"],
 			NeId:       neId,
-			CreateTime: time.Now().UnixMilli(),
+			CreateTime: createTime,
 		}
 		arr = append(arr, a)
 	}