diff --git a/sub/subService.go b/sub/subService.go
index 4cb14030..7d48d032 100644
--- a/sub/subService.go
+++ b/sub/subService.go
@@ -787,20 +787,24 @@ func (s *SubService) genRemark(inbound *model.Inbound, email string, extra strin
 			}
 		}
 
-		// Get remained days
 		if statsExist {
 			if !stats.Enable {
 				return fmt.Sprintf("⛔️N/A-%s", strings.Join(remark, "-"))
 			}
-			if vol := stats.Total - (stats.Up + stats.Down); vol > 0 {
-				remark = append(remark, fmt.Sprintf("%s%s", common.FormatTraffic(vol), "📊"))
-			}
-			now := time.Now().Unix()
-			switch exp := stats.ExpiryTime / 1000; {
-			case exp > 0:
-				remark = append(remark, fmt.Sprintf("%d%s⏳", (exp-now)/86400, "Days"))
-			case exp < 0:
-				remark = append(remark, fmt.Sprintf("%d%s⏳", exp/-86400, "Days"))
+			if stats.ExpiryTime == 0 && stats.Total == 0 {
+				totalUsage := stats.Up + stats.Down
+				remark = append(remark, fmt.Sprintf("%s♾️", common.FormatTraffic(totalUsage)))
+			} else {
+				if vol := stats.Total - (stats.Up + stats.Down); vol > 0 {
+					remark = append(remark, fmt.Sprintf("%s%s", common.FormatTraffic(vol), "📊"))
+				}
+				now := time.Now().Unix()
+				switch exp := stats.ExpiryTime / 1000; {
+				case exp > 0:
+					remark = append(remark, fmt.Sprintf("%d%s⏳", (exp-now)/86400, "Days"))
+				case exp < 0:
+					remark = append(remark, fmt.Sprintf("%d%s⏳", exp/-86400, "Days"))
+				}
 			}
 		}
 	}