diff --git a/scripts/debug-upsert-small-bag.ps1 b/scripts/debug-upsert-small-bag.ps1
index 6311059..1892575 100644
--- a/scripts/debug-upsert-small-bag.ps1
+++ b/scripts/debug-upsert-small-bag.ps1
@@ -1,8 +1,9 @@
-# 单独调试 POST /OrderV2/UpsertSmallBag（与 SmallBagTrackOrderClient 一致：鉴权走 Header）
+# 单独调试 POST /OrderV2/UpsertSmallBag（与 SmallBagTrackOrderClient 一致：鉴权走 Header + Bearer）
 param(
     [string]$BaseUrl = "https://api.nanafa.com/track",
     [string]$AppKey = "W2606001",
     [string]$AppSecret = "ziK8UzlQ39m3kdL346XEBg8nljY8os52",
+    [string]$Authorization = "",
     [string]$OrderNo = "",
     [string]$Client = "TEST001"
 )
@@ -45,13 +46,25 @@ $url = ($BaseUrl.TrimEnd('/')) + "/OrderV2/UpsertSmallBag"
 Write-Host "========== UpsertSmallBag Debug ==========" -ForegroundColor Cyan
 Write-Host "URL:       $url"
 Write-Host "Headers:   appKey=$AppKey, timestamp=$timestamp, sign=$sign"
+if (-not [string]::IsNullOrWhiteSpace($Authorization)) {
+    Write-Host "Headers:   Authorization=<provided>"
+}
 Write-Host "Body:"
 Write-Host ($body | ConvertFrom-Json | ConvertTo-Json -Depth 5)
 Write-Host "========================================" -ForegroundColor Cyan
 
 try {
+    $headers = @{
+        appKey    = $AppKey
+        timestamp = "$timestamp"
+        sign      = $sign
+    }
+    if (-not [string]::IsNullOrWhiteSpace($Authorization)) {
+        $headers.Authorization = $Authorization
+    }
+
     $response = Invoke-WebRequest -Uri $url -Method POST `
-        -Headers @{ appKey = $AppKey; timestamp = "$timestamp"; sign = $sign } `
+        -Headers $headers `
         -ContentType "application/json; charset=utf-8" `
         -Body ([System.Text.Encoding]::UTF8.GetBytes($body)) `
         -UseBasicParsing
@@ -69,6 +82,6 @@ catch {
         Write-Host $_.Exception.Message -ForegroundColor Red
     }
     Write-Host ""
-    Write-Host "Tip: track SignatureValidationFilter reads appKey/timestamp/sign from HTTP Headers." -ForegroundColor Yellow
+    Write-Host "Tip: track gateway requires Authorization Bearer from logged-in user, plus appKey/timestamp/sign headers." -ForegroundColor Yellow
     exit 1
 }
diff --git a/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOrderClient.cs b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOrderClient.cs
index d2e1186..0522cf0 100644
--- a/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOrderClient.cs
+++ b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOrderClient.cs
@@ -1,5 +1,7 @@
+using System.Net.Http.Headers;
 using System.Net.Http.Json;
 using System.Text.Json;
+using Microsoft.AspNetCore.Http;
 using Microsoft.Extensions.Logging;
 
 namespace Oms.Application.Integrations.SmallBagTrack;
@@ -7,6 +9,7 @@ namespace Oms.Application.Integrations.SmallBagTrack;
 internal sealed class SmallBagTrackOrderClient(
     IHttpClientFactory httpClientFactory,
     ISmallBagTrackConfigProvider configProvider,
+    IHttpContextAccessor httpContextAccessor,
     ILogger<SmallBagTrackOrderClient> logger) : ISmallBagTrackOrderClient
 {
     private static readonly JsonSerializerOptions JsonOptions = new()
@@ -68,10 +71,18 @@ internal sealed class SmallBagTrackOrderClient(
         var sign = SmallBagTrackSignHelper.GenerateSign(appKey, timestamp, settings.AppSecret.Trim());
         var body = SmallBagTrackUpsertApiRequest.FromBusinessRequest(request);
         var url = SmallBagTrackUpsertApiRequest.BuildEndpointUrl(settings.BaseUrl);
+        var authorization = ResolveAuthorization(request);
         var requestJson = JsonSerializer.Serialize(
             new
             {
-                auth = new { appKey, timestamp, sign, transport = "header" },
+                auth = new
+                {
+                    appKey,
+                    timestamp,
+                    sign,
+                    transport = "header",
+                    authorizationForwarded = !string.IsNullOrWhiteSpace(authorization)
+                },
                 body
             },
             JsonOptions);
@@ -80,6 +91,7 @@ internal sealed class SmallBagTrackOrderClient(
         httpRequest.Headers.TryAddWithoutValidation("appKey", appKey);
         httpRequest.Headers.TryAddWithoutValidation("timestamp", timestamp.ToString());
         httpRequest.Headers.TryAddWithoutValidation("sign", sign);
+        ApplyAuthorization(httpRequest, authorization);
         httpRequest.Content = JsonContent.Create(body, options: JsonOptions);
 
         var client = httpClientFactory.CreateClient(HttpClientName);
@@ -98,6 +110,26 @@ internal sealed class SmallBagTrackOrderClient(
         };
     }
 
+    private string? ResolveAuthorization(SmallBagTrackUpsertRequest request)
+    {
+        if (!string.IsNullOrWhiteSpace(request.Authorization))
+        {
+            return request.Authorization.Trim();
+        }
+
+        return httpContextAccessor.HttpContext?.Request.Headers.Authorization.ToString();
+    }
+
+    private static void ApplyAuthorization(HttpRequestMessage httpRequest, string? authorization)
+    {
+        if (string.IsNullOrWhiteSpace(authorization))
+        {
+            return;
+        }
+
+        httpRequest.Headers.Authorization = AuthenticationHeaderValue.Parse(authorization);
+    }
+
     private static SmallBagTrackUpsertResult Skipped(string reason) =>
         new()
         {
diff --git a/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackUpsertRequest.cs b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackUpsertRequest.cs
index 71d8e85..79c71fa 100644
--- a/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackUpsertRequest.cs
+++ b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackUpsertRequest.cs
@@ -20,6 +20,11 @@ public class SmallBagTrackUpsertRequest
     public string ApiCode { get; set; } = string.Empty;
 
     public SmallBagTrackConsigneeRequest Consignee { get; set; } = new();
+
+    /// <summary>
+    /// 转发到轨迹网关的 Authorization（异步入队前从当前 HTTP 请求捕获）。
+    /// </summary>
+    public string? Authorization { get; set; }
 }
 
 public class SmallBagTrackConsigneeRequest
diff --git a/src/Oms.Application/Services/Orders/OrderService.ParcelBilling.cs b/src/Oms.Application/Services/Orders/OrderService.ParcelBilling.cs
index e862146..928b291 100644
--- a/src/Oms.Application/Services/Orders/OrderService.ParcelBilling.cs
+++ b/src/Oms.Application/Services/Orders/OrderService.ParcelBilling.cs
@@ -1,4 +1,5 @@
 using Fake.Application;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using Oms.Application.Dtos.Channels;
 using Oms.Application.Dtos.Orders;
@@ -1444,6 +1445,18 @@ public partial class OrderService
         OrderParcelReceiverInput? receiver)
     {
         var request = await BuildSmallBagTrackUpsertRequestAsync(order, receiver);
+        var authorization = LazyServiceProvider
+            .GetRequiredService<IHttpContextAccessor>()
+            .HttpContext?
+            .Request
+            .Headers
+            .Authorization
+            .ToString();
+        if (!string.IsNullOrWhiteSpace(authorization))
+        {
+            request.Authorization = authorization;
+        }
+
         SmallBagTrackOrderNotifier.Enqueue(request);
     }