diff --git a/src/main/java/club/joylink/xiannccda/ats/message/collect/convertor/LineNetTrainComMethod.java b/src/main/java/club/joylink/xiannccda/ats/message/collect/convertor/LineNetTrainComMethod.java
index da2e871..ec0a3ca 100644
--- a/src/main/java/club/joylink/xiannccda/ats/message/collect/convertor/LineNetTrainComMethod.java
+++ b/src/main/java/club/joylink/xiannccda/ats/message/collect/convertor/LineNetTrainComMethod.java
@@ -15,6 +15,7 @@ import java.util.Objects;
 import java.util.Optional;
 import lombok.Getter;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
 
 /** 线网的列车数据，一些公共方法 */
 @Slf4j
@@ -67,31 +68,40 @@ public abstract class LineNetTrainComMethod {
    * 根据目的码确定方向，并确定公里标
    *
    * @param obj 要设置的对象
+   * @param globalId 车次号
    * @param destinationCode 目的码
    * @param type 设备类型
    * @param name 设备名称
    */
   public static void setTrainDirectionAndKilometerCode(
       WsMessageProto.WsLineNetTrainOffsetMessage.Builder obj,
+      String globalId,
       String destinationCode,
       DeviceType type,
       String name) {
+    TrainRunDirection direction = null;
     DeviceKilometer.Builder deviceKm = getDeviceKM(obj.getLineId(), type, name);
-    if (deviceKm == null) {
-      return;
+    if (deviceKm != null && StringUtils.isNoneEmpty(destinationCode)) {
+      DeviceKilometer.Builder destinationKm = getDirectionCodeKM(obj.getLineId(), destinationCode);
+      // 目的地最大公里标大于设备最大公里标，上行
+      if (destinationKm != null) {
+        direction =
+            destinationKm.getMaxKilometer() > deviceKm.getMaxKilometer()
+                ? TrainRunDirection.UP
+                : TrainRunDirection.DOWN;
+      }
     }
-    DeviceKilometer.Builder destinationKm = getDirectionCodeKM(obj.getLineId(), destinationCode);
-    if (destinationKm == null) {
-      return;
+    // 如果目的码都没有确定方向，则使用车次确定方向
+    if (direction == null && StringUtils.isNoneEmpty(globalId)) {
+      direction = TrainRunDirection.match(Integer.parseInt(globalId.substring(0, 1)));
     }
-    // 确定方向
-    if (destinationKm.getMaxKilometer() > deviceKm.getMaxKilometer()) { // 目的地最大公里标大于设备最大公里标，上行
-      obj.setDir(TrainRunDirection.UP.getDir());
-    } else {
-      obj.setDir(TrainRunDirection.DOWN.getDir());
+    if (direction != null) {
+      obj.setDir(direction.getDir());
     }
     // 赋值公里标
-    obj.setKilometerCode(selectDeviceKilometerCode(obj.getDir(), deviceKm));
+    if (deviceKm != null) {
+      obj.setKilometerCode(selectDeviceKilometerCode(obj.getDir(), deviceKm));
+    }
   }
 
   /**
@@ -165,5 +175,14 @@ public abstract class LineNetTrainComMethod {
     public boolean isMatch(int dir) {
       return this.dir == dir;
     }
+
+    public static TrainRunDirection match(int dir) {
+      for (TrainRunDirection t : TrainRunDirection.values()) {
+        if (dir == t.getDir()) {
+          return t;
+        }
+      }
+      return null;
+    }
   }
 }
diff --git a/src/main/java/club/joylink/xiannccda/ats/message/collect/convertor/LineNetTrainInitConvertor.java b/src/main/java/club/joylink/xiannccda/ats/message/collect/convertor/LineNetTrainInitConvertor.java
index 5fad374..f4e3e93 100644
--- a/src/main/java/club/joylink/xiannccda/ats/message/collect/convertor/LineNetTrainInitConvertor.java
+++ b/src/main/java/club/joylink/xiannccda/ats/message/collect/convertor/LineNetTrainInitConvertor.java
@@ -3,7 +3,6 @@ package club.joylink.xiannccda.ats.message.collect.convertor;
 import club.joylink.xiannccda.ats.message.MessageData;
 import club.joylink.xiannccda.ats.message.MessageId;
 import club.joylink.xiannccda.ats.message.collect.DeviceStatusConvertor;
-
 import club.joylink.xiannccda.ats.message.collect.DeviceStatusDataOperate;
 import club.joylink.xiannccda.ats.message.line3.rep.TrainIndicationInitResponse;
 import club.joylink.xiannccda.ats.message.line3.rep.TrainIndicationInitResponse.TrainCell;
@@ -36,7 +35,11 @@ public class LineNetTrainInitConvertor extends DeviceStatusConvertor {
           offset.setTrainIndex(trainCell.getTrainIndex()); // 列车标示号，全线唯一
           offset.setGroupId(trainCell.getGroupId()); // 车组号
           LineNetTrainComMethod.setTrainDirectionAndKilometerCode(
-              offset, trainCell.getDestinationId(), trainCell.getDevType(), trainCell.getDevName());
+              offset,
+              trainCell.getGlobalId(),
+              trainCell.getDestinationId(),
+              trainCell.getDevType(),
+              trainCell.getDevName());
           offset.setShow(offset.getKilometerCode() != 0);
           buildList.add(offset);
         }
diff --git a/src/main/java/club/joylink/xiannccda/ats/message/collect/convertor/LineNetTrainUpdateConvertor.java b/src/main/java/club/joylink/xiannccda/ats/message/collect/convertor/LineNetTrainUpdateConvertor.java
index 1a58744..db9f797 100644
--- a/src/main/java/club/joylink/xiannccda/ats/message/collect/convertor/LineNetTrainUpdateConvertor.java
+++ b/src/main/java/club/joylink/xiannccda/ats/message/collect/convertor/LineNetTrainUpdateConvertor.java
@@ -3,7 +3,6 @@ package club.joylink.xiannccda.ats.message.collect.convertor;
 import club.joylink.xiannccda.ats.message.MessageData;
 import club.joylink.xiannccda.ats.message.MessageId;
 import club.joylink.xiannccda.ats.message.collect.DeviceStatusConvertor;
-
 import club.joylink.xiannccda.ats.message.collect.DeviceStatusDataOperate;
 import club.joylink.xiannccda.ats.message.line3.rep.TrainIndicationUpdateResponse;
 import club.joylink.xiannccda.dto.protos.WsMessageProto;
@@ -36,7 +35,11 @@ public class LineNetTrainUpdateConvertor extends DeviceStatusConvertor {
           offset.setGroupId(response.getGroupId()); // 车组号
           LineNetTrainComMethod.getDeviceStatusById(offset); // 合并老旧数据
           LineNetTrainComMethod.setTrainDirectionAndKilometerCode(
-              offset, response.getDestinationId(), response.getDevType(), response.getDevName());
+              offset,
+              response.getGlobalId(),
+              response.getDestinationId(),
+              response.getDevType(),
+              response.getDevName());
           offset.setShow(offset.getKilometerCode() != 0);
           buildList.add(offset);
         }
diff --git a/xian-ncc-da-message b/xian-ncc-da-message
index b3b9885..c9a07e7 160000
--- a/xian-ncc-da-message
+++ b/xian-ncc-da-message
@@ -1 +1 @@
-Subproject commit b3b9885e2784cdad86901303e0bb9abf28c35e10
+Subproject commit c9a07e75f06e8247d33f9e08c52d5045f1db2bc2