diff --git a/db.sql b/db.sql
index 1bcf30f..d0a2ac3 100644
--- a/db.sql
+++ b/db.sql
@@ -59,6 +59,7 @@ CREATE TABLE `t_order` (
   `ProductCode` VARCHAR(128) NULL COMMENT '产品编码',
   `ChannelCode` VARCHAR(128) NULL COMMENT '渠道编码',
   `ConsigneeCountry` VARCHAR(8) NULL COMMENT '国家二字码',
+  `ConsigneeCountryName` VARCHAR(64) NULL COMMENT '国家中文名称',
   `CargoAttribute` VARCHAR(32) NULL COMMENT '货物属性：general/electronics/sensitive',
   `ExportCustomsMode` VARCHAR(32) NULL COMMENT '出口报关方式',
   `PredeclareFailReason` VARCHAR(512) NULL COMMENT '预报失败原因',
diff --git a/sql/migrate_t_order_consignee_country_name.sql b/sql/migrate_t_order_consignee_country_name.sql
new file mode 100644
index 0000000..2912e48
--- /dev/null
+++ b/sql/migrate_t_order_consignee_country_name.sql
@@ -0,0 +1,9 @@
+-- t_order 增加收件国家中文名称
+ALTER TABLE `t_order`
+  ADD COLUMN `ConsigneeCountryName` VARCHAR(64) NULL COMMENT '国家中文名称' AFTER `ConsigneeCountry`;
+
+-- 历史数据：按二字码回填中文名
+UPDATE `t_order` o
+INNER JOIN `t_country` c ON c.`CountryCode` = o.`ConsigneeCountry`
+SET o.`ConsigneeCountryName` = c.`ChineseName`
+WHERE o.`ConsigneeCountryName` IS NULL OR o.`ConsigneeCountryName` = '';
diff --git a/src/Oms.Application/Dtos/Orders/OrderOutput.cs b/src/Oms.Application/Dtos/Orders/OrderOutput.cs
index f5de7ef..7a30ac9 100644
--- a/src/Oms.Application/Dtos/Orders/OrderOutput.cs
+++ b/src/Oms.Application/Dtos/Orders/OrderOutput.cs
@@ -45,6 +45,16 @@ public class OrderOutput
     /// </summary>
     public string? ChannelName { get; set; }
 
+    /// <summary>
+    /// 收件国家/地区二字码。
+    /// </summary>
+    public string? ConsigneeCountry { get; set; }
+
+    /// <summary>
+    /// 收件国家/地区中文名称。
+    /// </summary>
+    public string? ConsigneeCountryName { get; set; }
+
     /// <summary>
     /// 货物属性。
     /// </summary>
diff --git a/src/Oms.Application/Dtos/Orders/OrderPaginatedOutput.cs b/src/Oms.Application/Dtos/Orders/OrderPaginatedOutput.cs
index a3dd806..ca5a6fe 100644
--- a/src/Oms.Application/Dtos/Orders/OrderPaginatedOutput.cs
+++ b/src/Oms.Application/Dtos/Orders/OrderPaginatedOutput.cs
@@ -36,10 +36,15 @@ public class OrderPaginatedOutput
     public string? ChannelCode { get; set; }
 
     /// <summary>
-    /// 收件国家/地区。
+    /// 收件国家/地区二字码。
     /// </summary>
     public string? ConsigneeCountry { get; set; }
 
+    /// <summary>
+    /// 收件国家/地区中文名称。
+    /// </summary>
+    public string? ConsigneeCountryName { get; set; }
+
     /// <summary>
     /// 货物属性。
     /// </summary>
diff --git a/src/Oms.Application/Dtos/Orders/OrderParcelCreateOutput.cs b/src/Oms.Application/Dtos/Orders/OrderParcelCreateOutput.cs
index eaf77b5..e4a3261 100644
--- a/src/Oms.Application/Dtos/Orders/OrderParcelCreateOutput.cs
+++ b/src/Oms.Application/Dtos/Orders/OrderParcelCreateOutput.cs
@@ -24,4 +24,14 @@ public class OrderParcelCreateOutput
     /// 面单地址。
     /// </summary>
     public string LabelUrl { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 收件国家/地区二字码。
+    /// </summary>
+    public string? ConsigneeCountry { get; set; }
+
+    /// <summary>
+    /// 收件国家/地区中文名称。
+    /// </summary>
+    public string? ConsigneeCountryName { get; set; }
 }
diff --git a/src/Oms.Application/Dtos/Orders/PublishSnapshotRuleDtos.cs b/src/Oms.Application/Dtos/Orders/PublishSnapshotRuleDtos.cs
index e61ac43..a969d50 100644
--- a/src/Oms.Application/Dtos/Orders/PublishSnapshotRuleDtos.cs
+++ b/src/Oms.Application/Dtos/Orders/PublishSnapshotRuleDtos.cs
@@ -22,10 +22,10 @@ public class KpiAreaSnapshotRuleDto
     /// </summary>
     public string? PostcodeRange { get; set; }
 
-    /// <summary>旧快照兼容：反序列化后由 <see cref="PublishSnapshotNormalizer"/> 转为 PostcodeRange 并清空。</summary>
+    /// <summary>旧快照兼容：反序列化后由 <see cref="Oms.Application.Shared.PublishSnapshotNormalizer"/> 转为 PostcodeRange 并清空。</summary>
     public string? LeftPostcode { get; set; }
 
-    /// <summary>旧快照兼容：反序列化后由 <see cref="PublishSnapshotNormalizer"/> 转为 PostcodeRange 并清空。</summary>
+    /// <summary>旧快照兼容：反序列化后由 <see cref="Oms.Application.Shared.PublishSnapshotNormalizer"/> 转为 PostcodeRange 并清空。</summary>
     public string? RightPostcode { get; set; }
 }
 
@@ -56,11 +56,11 @@ public class WeightRoundingSnapshotRangeDto
 
     public string? Public { get; set; }
 
-    /// <summary>旧快照/明细 API 兼容（t_weight_rounding_info.StartValue）；读取后由 <see cref="PublishSnapshotNormalizer"/> 合并至 <see cref="Start"/>。</summary>
+    /// <summary>旧快照/明细 API 兼容（t_weight_rounding_info.StartValue）；读取后由 <see cref="Oms.Application.Shared.PublishSnapshotNormalizer"/> 合并至 <see cref="Start"/>。</summary>
     [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
     public decimal StartValue { get; set; }
 
-    /// <summary>旧快照/明细 API 兼容（t_weight_rounding_info.EndValue）；读取后由 <see cref="PublishSnapshotNormalizer"/> 合并至 <see cref="End"/>。</summary>
+    /// <summary>旧快照/明细 API 兼容（t_weight_rounding_info.EndValue）；读取后由 <see cref="Oms.Application.Shared.PublishSnapshotNormalizer"/> 合并至 <see cref="End"/>。</summary>
     [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
     public decimal EndValue { get; set; }
 }
diff --git a/src/Oms.Application/Integrations/SmallBagTrack/ISmallBagTrackOrderClient.cs b/src/Oms.Application/Integrations/SmallBagTrack/ISmallBagTrackOrderClient.cs
new file mode 100644
index 0000000..2f27dc1
--- /dev/null
+++ b/src/Oms.Application/Integrations/SmallBagTrack/ISmallBagTrackOrderClient.cs
@@ -0,0 +1,6 @@
+namespace Oms.Application.Integrations.SmallBagTrack;
+
+public interface ISmallBagTrackOrderClient
+{
+    Task UpsertAsync(SmallBagTrackUpsertRequest request, CancellationToken cancellationToken = default);
+}
diff --git a/src/Oms.Application/Integrations/SmallBagTrack/ISmallBagTrackOrderNotifier.cs b/src/Oms.Application/Integrations/SmallBagTrack/ISmallBagTrackOrderNotifier.cs
new file mode 100644
index 0000000..102aea1
--- /dev/null
+++ b/src/Oms.Application/Integrations/SmallBagTrack/ISmallBagTrackOrderNotifier.cs
@@ -0,0 +1,9 @@
+namespace Oms.Application.Integrations.SmallBagTrack;
+
+/// <summary>
+/// 小包预报成功后异步通知轨迹服务。
+/// </summary>
+public interface ISmallBagTrackOrderNotifier
+{
+    void Enqueue(SmallBagTrackUpsertRequest request);
+}
diff --git a/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOptions.cs b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOptions.cs
new file mode 100644
index 0000000..4475d18
--- /dev/null
+++ b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOptions.cs
@@ -0,0 +1,24 @@
+namespace Oms.Application.Integrations.SmallBagTrack;
+
+/// <summary>
+/// 小包轨迹订单服务配置（Consul: Oms:TrackService）。
+/// </summary>
+public class SmallBagTrackOptions
+{
+    public const string SectionName = "Oms:TrackService";
+
+    /// <summary>
+    /// 是否启用异步同步。
+    /// </summary>
+    public bool Enabled { get; set; } = true;
+
+    /// <summary>
+    /// 轨迹服务根地址，如 https://track.example.com。
+    /// </summary>
+    public string BaseUrl { get; set; } = string.Empty;
+
+    /// <summary>
+    /// HTTP 超时（秒）。
+    /// </summary>
+    public int TimeoutSeconds { get; set; } = 30;
+}
diff --git a/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOrderClient.cs b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOrderClient.cs
new file mode 100644
index 0000000..7663a52
--- /dev/null
+++ b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOrderClient.cs
@@ -0,0 +1,41 @@
+using System.Net.Http.Json;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Options;
+
+namespace Oms.Application.Integrations.SmallBagTrack;
+
+internal sealed class SmallBagTrackOrderClient(
+    IHttpClientFactory httpClientFactory,
+    IOptions<SmallBagTrackOptions> options,
+    ILogger<SmallBagTrackOrderClient> logger) : ISmallBagTrackOrderClient
+{
+    public const string HttpClientName = nameof(SmallBagTrackOrderClient);
+
+    public async Task UpsertAsync(SmallBagTrackUpsertRequest request, CancellationToken cancellationToken = default)
+    {
+        var settings = options.Value;
+        if (!settings.Enabled || string.IsNullOrWhiteSpace(settings.BaseUrl))
+        {
+            logger.LogDebug("UpsertSmallBag skipped: TrackService disabled or BaseUrl empty");
+            return;
+        }
+
+        var url = $"{settings.BaseUrl.Trim().TrimEnd('/')}/OrderV2/UpsertSmallBag";
+        var client = httpClientFactory.CreateClient(HttpClientName);
+        client.Timeout = TimeSpan.FromSeconds(Math.Max(5, settings.TimeoutSeconds));
+
+        using var response = await client.PostAsJsonAsync(url, request, cancellationToken);
+        if (!response.IsSuccessStatusCode)
+        {
+            var body = await response.Content.ReadAsStringAsync(cancellationToken);
+            logger.LogWarning(
+                "UpsertSmallBag failed for order {OrderNo}: {StatusCode} {Body}",
+                request.OrderNo,
+                (int)response.StatusCode,
+                body);
+            return;
+        }
+
+        logger.LogInformation("UpsertSmallBag succeeded for order {OrderNo}", request.OrderNo);
+    }
+}
diff --git a/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOrderNotifier.cs b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOrderNotifier.cs
new file mode 100644
index 0000000..6c86365
--- /dev/null
+++ b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackOrderNotifier.cs
@@ -0,0 +1,26 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+
+namespace Oms.Application.Integrations.SmallBagTrack;
+
+internal sealed class SmallBagTrackOrderNotifier(
+    IServiceScopeFactory scopeFactory,
+    ILogger<SmallBagTrackOrderNotifier> logger) : ISmallBagTrackOrderNotifier
+{
+    public void Enqueue(SmallBagTrackUpsertRequest request)
+    {
+        _ = Task.Run(async () =>
+        {
+            try
+            {
+                using var scope = scopeFactory.CreateScope();
+                var client = scope.ServiceProvider.GetRequiredService<ISmallBagTrackOrderClient>();
+                await client.UpsertAsync(request);
+            }
+            catch (Exception ex)
+            {
+                logger.LogWarning(ex, "Async UpsertSmallBag failed for order {OrderNo}", request.OrderNo);
+            }
+        });
+    }
+}
diff --git a/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackServiceExtensions.cs b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackServiceExtensions.cs
new file mode 100644
index 0000000..cc20a45
--- /dev/null
+++ b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackServiceExtensions.cs
@@ -0,0 +1,16 @@
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace Oms.Application.Integrations.SmallBagTrack;
+
+public static class SmallBagTrackServiceExtensions
+{
+    public static IServiceCollection AddOmsSmallBagTrack(this IServiceCollection services, IConfiguration configuration)
+    {
+        services.Configure<SmallBagTrackOptions>(configuration.GetSection(SmallBagTrackOptions.SectionName));
+        services.AddHttpClient(SmallBagTrackOrderClient.HttpClientName);
+        services.AddSingleton<ISmallBagTrackOrderClient, SmallBagTrackOrderClient>();
+        services.AddSingleton<ISmallBagTrackOrderNotifier, SmallBagTrackOrderNotifier>();
+        return services;
+    }
+}
diff --git a/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackUpsertRequest.cs b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackUpsertRequest.cs
new file mode 100644
index 0000000..71d8e85
--- /dev/null
+++ b/src/Oms.Application/Integrations/SmallBagTrack/SmallBagTrackUpsertRequest.cs
@@ -0,0 +1,36 @@
+namespace Oms.Application.Integrations.SmallBagTrack;
+
+/// <summary>
+/// POST /OrderV2/UpsertSmallBag 请求体。
+/// </summary>
+public class SmallBagTrackUpsertRequest
+{
+    public string Client { get; set; } = string.Empty;
+
+    public string OrderNo { get; set; } = string.Empty;
+
+    public string TrackNo { get; set; } = string.Empty;
+
+    public string OtherNo { get; set; } = string.Empty;
+
+    public string Channel { get; set; } = string.Empty;
+
+    public string Product { get; set; } = string.Empty;
+
+    public string ApiCode { get; set; } = string.Empty;
+
+    public SmallBagTrackConsigneeRequest Consignee { get; set; } = new();
+}
+
+public class SmallBagTrackConsigneeRequest
+{
+    public string CountryCode { get; set; } = string.Empty;
+
+    public string Province { get; set; } = string.Empty;
+
+    public string Postcode { get; set; } = string.Empty;
+
+    public string City { get; set; } = string.Empty;
+
+    public string Email { get; set; } = string.Empty;
+}
diff --git a/src/Oms.Application/Oms.Application.csproj b/src/Oms.Application/Oms.Application.csproj
index c010438..70ea1f1 100644
--- a/src/Oms.Application/Oms.Application.csproj
+++ b/src/Oms.Application/Oms.Application.csproj
@@ -5,6 +5,8 @@
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <GenerateDocumentationFile>True</GenerateDocumentationFile>
+    <!-- 已写 XML 注释的 API 仍输出到文档；未补全注释的公共成员不阻塞编译 -->
+    <NoWarn>$(NoWarn);CS1591</NoWarn>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Oms.Application/OmsApplicationModule.cs b/src/Oms.Application/OmsApplicationModule.cs
index 631b9e4..73499e3 100644
--- a/src/Oms.Application/OmsApplicationModule.cs
+++ b/src/Oms.Application/OmsApplicationModule.cs
@@ -1,6 +1,8 @@
 using Fake.Modularity;
 using Fake.ObjectMapping.AutoMapper;
 using Fake.Security.Claims;
+using Microsoft.Extensions.DependencyInjection;
+using Oms.Application.Integrations.SmallBagTrack;
 using Oms.Domain;
 
 namespace Oms.Application;
@@ -21,5 +23,6 @@ public class OmsApplicationModule : FakeModule
         {
             options.ScanProfiles<OmsApplicationModule>();
         });
+        context.Services.AddOmsSmallBagTrack(context.Services.GetConfiguration());
     }
 }
diff --git a/src/Oms.Application/Services/Channels/SalesProductService.Helpers.cs b/src/Oms.Application/Services/Channels/SalesProductService.Helpers.cs
index 0b4fad0..3c63596 100644
--- a/src/Oms.Application/Services/Channels/SalesProductService.Helpers.cs
+++ b/src/Oms.Application/Services/Channels/SalesProductService.Helpers.cs
@@ -275,6 +275,11 @@ public partial class SalesProductService
 
         // 规则回滚既恢复产品配置，也恢复排货服务商列表。
         var product = await GetProductOrThrowAsync(input.SalesProductId);
+        if (rulesSnapshot.Product == null)
+        {
+            throw new Fake.Application.BusinessException("发布快照缺少产品配置");
+        }
+
         ApplyProductInput(product, rulesSnapshot.Product);
         await SalesProductRepository.UpdateAsync(product);
 
diff --git a/src/Oms.Application/Services/Orders/OrderService.Helpers.cs b/src/Oms.Application/Services/Orders/OrderService.Helpers.cs
index 3b6af15..a5f72df 100644
--- a/src/Oms.Application/Services/Orders/OrderService.Helpers.cs
+++ b/src/Oms.Application/Services/Orders/OrderService.Helpers.cs
@@ -9,6 +9,7 @@ using Oms.Application.Dtos.Shared;
 using Oms.Application.Shared;
 using Oms.Domain.OrdersAggregate.Consts;
 using Oms.Domain.OrdersAggregate.Entities;
+using Oms.Domain.SystemAggregate.Entities;
 
 namespace Oms.Application.Services.Orders;
 
@@ -58,6 +59,16 @@ public partial class OrderService
         var productMap = products.ToDictionary(x => x.ProductCode, StringComparer.OrdinalIgnoreCase);
         var channelMap = channels.ToDictionary(x => x.ChannelCode, StringComparer.OrdinalIgnoreCase);
 
+        var countryCodes = orders
+            .Where(x => !string.IsNullOrWhiteSpace(x.ConsigneeCountry))
+            .Select(x => x.ConsigneeCountry!.Trim())
+            .Distinct(StringComparer.OrdinalIgnoreCase)
+            .ToArray();
+        var countries = countryCodes.Length == 0
+            ? []
+            : await CountryRepository.GetListAsync(x => countryCodes.Contains(x.CountryCode));
+        var countryMap = countries.ToDictionary(x => x.CountryCode, StringComparer.OrdinalIgnoreCase);
+
         return orders.Select(order =>
         {
             senderMap.TryGetValue(order.Id, out var sender);
@@ -86,6 +97,8 @@ public partial class OrderService
                               && channelMap.TryGetValue(order.ChannelCode.Trim(), out var channel)
                     ? channel.ChannelName
                     : null,
+                ConsigneeCountry = order.ConsigneeCountry,
+                ConsigneeCountryName = ResolveConsigneeCountryName(order, countryMap),
                 CargoAttribute = order.CargoAttribute,
                 WarehouseId = order.WarehouseId,
                 Warehouse = order.WarehouseId.HasValue && warehouseMap.TryGetValue(order.WarehouseId.Value, out var warehouse)
@@ -488,6 +501,25 @@ public partial class OrderService
         });
     }
 
+    private static string? ResolveConsigneeCountryName(
+        Order order,
+        IReadOnlyDictionary<string, Country> countryMap)
+    {
+        if (!string.IsNullOrWhiteSpace(order.ConsigneeCountryName))
+        {
+            return order.ConsigneeCountryName.Trim();
+        }
+
+        if (string.IsNullOrWhiteSpace(order.ConsigneeCountry))
+        {
+            return null;
+        }
+
+        return countryMap.TryGetValue(order.ConsigneeCountry.Trim(), out var country)
+            ? country.ChineseName
+            : null;
+    }
+
     private static OrderSenderOutput? MapSender(OrderSender? sender)
     {
         return sender == null
diff --git a/src/Oms.Application/Services/Orders/OrderService.OrderEdit.cs b/src/Oms.Application/Services/Orders/OrderService.OrderEdit.cs
index 5b70c51..1474bbb 100644
--- a/src/Oms.Application/Services/Orders/OrderService.OrderEdit.cs
+++ b/src/Oms.Application/Services/Orders/OrderService.OrderEdit.cs
@@ -615,6 +615,7 @@ public partial class OrderService
             var country = await GetCountryOrThrowAsync(input.CountryCode, "收件国家不存在");
             recipient.Country = country.Id;
             order.ConsigneeCountry = country.CountryCode;
+            order.ConsigneeCountryName = country.ChineseName;
             await OrderRepository.UpdateAsync(order);
         }
     }
diff --git a/src/Oms.Application/Services/Orders/OrderService.ParcelBilling.cs b/src/Oms.Application/Services/Orders/OrderService.ParcelBilling.cs
index d7285c5..1d3147b 100644
--- a/src/Oms.Application/Services/Orders/OrderService.ParcelBilling.cs
+++ b/src/Oms.Application/Services/Orders/OrderService.ParcelBilling.cs
@@ -1,6 +1,7 @@
 using Fake.Application;
 using Oms.Application.Dtos.Channels;
 using Oms.Application.Dtos.Orders;
+using Oms.Application.Integrations.SmallBagTrack;
 using Oms.Application.Shared;
 using Oms.Domain.ChannelsAggregate.Consts;
 using Oms.Domain.ChannelsAggregate.Entities;
@@ -68,7 +69,7 @@ public partial class OrderService
         }
 
         var serviceNo = await ResolveServiceNoAsync(input.ServiceNo);
-        var order = BuildDraftOrderEntity(input, product, country.CountryCode, snapshotBinding, serviceNo);
+        var order = BuildDraftOrderEntity(input, product, country.CountryCode, country.ChineseName, snapshotBinding, serviceNo);
         order = await OrderRepository.InsertAsync(order);
 
         var weights = BuildInitialWeightRows(order.Id, input);
@@ -128,6 +129,8 @@ public partial class OrderService
             order.UpdateTime = DateTime.Now;
             await OrderRepository.UpdateAsync(order);
 
+            await EnqueueSmallBagTrackUpsertAsync(order, customer, input.Receiver);
+
             return await BuildParcelCreateOutputAsync(order);
         }
         catch (BusinessException ex)
@@ -1012,6 +1015,7 @@ public partial class OrderService
         OrderParcelCreateInput input,
         SalesProduct product,
         string consigneeCountry,
+        string consigneeCountryName,
         ProductSnapshotBinding snapshotBinding,
         string serviceNo)
     {
@@ -1024,6 +1028,7 @@ public partial class OrderService
             ProductCode = input.ProductCode,
             ChannelCode = input.ChannelCode ?? product.ProductCode,
             ConsigneeCountry = consigneeCountry,
+            ConsigneeCountryName = consigneeCountryName,
             CargoAttribute = input.CargoAttribute ?? CargoAttributeCodes.General,
             ExportCustomsMode = input.ExportCustomsMode,
             WarehouseId = input.WarehouseId,
@@ -1401,12 +1406,54 @@ public partial class OrderService
             ClientNo = order.ClientNo,
             ServiceNo = order.ServiceNo,
             TrackNo = order.TrackNo,
+            ConsigneeCountry = order.ConsigneeCountry,
+            ConsigneeCountryName = order.ConsigneeCountryName,
             LabelUrl = order.OrderStatus == OrderStatusCodes.Predeclared
                 ? await CreateOrderPrintFileAsync(mapped)
                 : string.Empty
         };
     }
 
+    private ISmallBagTrackOrderNotifier SmallBagTrackOrderNotifier =>
+        LazyServiceProvider.GetRequiredService<ISmallBagTrackOrderNotifier>();
+
+    /// <summary>
+    /// 小包预报成功后异步同步轨迹订单（POST /OrderV2/UpsertSmallBag）。
+    /// </summary>
+    private async Task EnqueueSmallBagTrackUpsertAsync(
+        Order order,
+        Customer? customer,
+        OrderParcelReceiverInput? receiver)
+    {
+        var apiCode = string.Empty;
+        if (!string.IsNullOrWhiteSpace(order.ChannelCode))
+        {
+            var channel = await ServiceChannelRepository.GetByChannelCodeAsync(order.ChannelCode.Trim());
+            apiCode = channel?.ForecastCode?.Trim() ?? string.Empty;
+        }
+
+        var request = new SmallBagTrackUpsertRequest
+        {
+            Client = customer?.CustomerCode?.Trim() ?? string.Empty,
+            OrderNo = order.ServiceNo,
+            TrackNo = order.TrackNo?.Trim() ?? string.Empty,
+            OtherNo = order.ClientNo?.Trim() ?? string.Empty,
+            Channel = order.ChannelCode?.Trim() ?? string.Empty,
+            Product = order.ProductCode?.Trim() ?? string.Empty,
+            ApiCode = apiCode,
+            Consignee = new SmallBagTrackConsigneeRequest
+            {
+                CountryCode = receiver?.CountryCode?.Trim() ?? order.ConsigneeCountry?.Trim() ?? string.Empty,
+                Province = receiver?.Province?.Trim() ?? string.Empty,
+                Postcode = receiver?.ZipCode?.Trim() ?? string.Empty,
+                City = receiver?.City?.Trim() ?? string.Empty,
+                Email = receiver?.Email?.Trim() ?? string.Empty
+            }
+        };
+
+        SmallBagTrackOrderNotifier.Enqueue(request);
+    }
+
     /// <summary>
     /// 从会话解析有效客户（客户登录自动补全；管理员须传 customerId）。
     /// </summary>
diff --git a/src/Oms.Application/Services/Orders/OrderService.cs b/src/Oms.Application/Services/Orders/OrderService.cs
index b2819f4..ba469fa 100644
--- a/src/Oms.Application/Services/Orders/OrderService.cs
+++ b/src/Oms.Application/Services/Orders/OrderService.cs
@@ -1,4 +1,3 @@
-using System.Linq.Expressions;
 using Fake.Application;
 using Fake.Domain.Exceptions;
 using Microsoft.AspNetCore.Hosting;
@@ -9,6 +8,7 @@ using Oms.Application.Dtos.Shared;
 using Oms.Application.Shared;
 using Oms.Domain.ChannelsAggregate.Repositories;
 using Oms.Domain.CustomersAggregate.Repositories;
+using Oms.Domain.OrdersAggregate;
 using Oms.Domain.OrdersAggregate.Consts;
 using Oms.Domain.OrdersAggregate.Entities;
 using Oms.Domain.OrdersAggregate.Repositories;
@@ -47,15 +47,13 @@ public partial class OrderService : ApplicationService
             CustomerRepository,
             CurrentUser,
             null);
-        var predicate = BuildPaginatedPredicate(input, customerId);
+        var filter = BuildListFilter(input, customerId);
         var pageIndex = OmsDocHelper.NormalizePage(input.Page);
         var pageSize = OmsDocHelper.NormalizePageSize(input.PageSize);
-        var orders = await OrderRepository.GetPagedListAsync(
-            predicate,
+        var (orders, total) = await OrderRepository.GetFilteredPagedListAsync(
             pageIndex,
             pageSize,
-            new Dictionary<string, bool> { [nameof(Order.UpdateTime)] = false, [nameof(Order.Id)] = false });
-        var total = await OrderRepository.CountAsync(predicate);
+            filter);
         return new OmsPageResult<OrderOutput> { Items = await MapOrderOutputsAsync(orders), Total = total };
     }
 
@@ -230,6 +228,11 @@ public partial class OrderService : ApplicationService
     public async Task DeleteAsync(OrderActionInput input)
     {
         var order = await GetOrderOrThrowAsync(input.Id);
+        if (order.OrderStatus is not (OrderStatusCodes.Draft or OrderStatusCodes.Predeclared))
+        {
+            throw new BusinessException("仅草稿或已预报订单可删除");
+        }
+
         order.OrderStatus = OrderStatusCodes.Deleted;
         await OrderRepository.UpdateAsync(order);
         await OrderRepository.DeleteAsync(order);
@@ -273,9 +276,7 @@ public partial class OrderService : ApplicationService
             CustomerRepository,
             CurrentUser,
             null);
-        var orders = await OrderRepository.GetListAsync(
-            BuildExportPredicate(input, customerId),
-            new Dictionary<string, bool> { [nameof(Order.CreateTime)] = false, [nameof(Order.Id)] = false });
+        var orders = await OrderRepository.GetFilteredListAsync(BuildListFilter(input, customerId));
         var fileName = $"orders-{DateTime.Now:yyyyMMddHHmmss}.xlsx";
         var directory = GetOrderExportDirectory();
         Directory.CreateDirectory(directory);
@@ -478,170 +479,25 @@ public partial class OrderService : ApplicationService
         };
     }
 
-    /// <summary>
-    /// 将订单列表请求对象转换为仓储可执行的查询表达式。
-    /// </summary>
-    /// <param name="input">入参：分页查询条件对象。</param>
-    /// <param name="customerId">入参：会话客户 ID，空值表示不按客户隔离。</param>
-    /// <returns>出参：订单查询表达式。</returns>
-    private Expression<Func<Order, bool>> BuildPaginatedPredicate(OrderPaginatedInput input, int? customerId)
-    {
-        return BuildOrderPredicate(
-            input.Status,
-            input.Keyword,
-            input.CreateTimeStart,
-            input.CreateTimeEnd,
-            customerId);
-    }
-
-    /// <summary>
-    /// 将订单导出请求对象转换为仓储可执行的查询表达式。
-    /// </summary>
-    /// <param name="input">入参：导出筛选条件对象。</param>
-    /// <param name="customerId">入参：会话客户 ID，空值表示不按客户隔离。</param>
-    /// <returns>出参：订单查询表达式。</returns>
-    private Expression<Func<Order, bool>> BuildExportPredicate(OrderExportInput input, int? customerId)
-    {
-        return BuildOrderPredicate(
-            input.Status,
-            input.Keyword,
-            input.CreateTimeStart,
-            input.CreateTimeEnd,
-            customerId);
-    }
-
-    /// <summary>
-    /// 统一构造订单查询条件。
-    /// </summary>
-    /// <param name="status">入参：订单状态，传入 <c>all</c> 或空值时表示不按状态过滤。</param>
-    /// <param name="keyword">入参：关键词，可匹配运单号、客户单号、跟踪号。</param>
-    /// <param name="createTimeStart">入参：创建时间开始值。</param>
-    /// <param name="createTimeEnd">入参：创建时间结束值。</param>
-    /// <param name="customerId">入参：客户主键，空值表示不按客户隔离。</param>
-    /// <returns>出参：可直接交给 SqlSugar 仓储执行的订单筛选表达式。</returns>
-    /// <remarks>
-    /// 核心业务逻辑：
-    /// 1. 先把状态和关键词做统一清洗；
-    /// 2. 再按时间区间是否存在拆分成不同表达式；
-    /// 3. 避免把 <see cref="Nullable{T}.HasValue"/> / <see cref="Nullable{T}.Value"/> 放进可翻译 SQL 的表达式中，
-    ///    从而规避 MySQL 下时间条件被错误翻译的问题；
-    /// 4. 状态筛选同样显式分支，避免 <c>statusValue == null || order.OrderStatus == statusValue</c> 被 SqlSugar 误译。
-    /// </remarks>
-    private static Expression<Func<Order, bool>> BuildOrderPredicate(
-        string? status,
-        string? keyword,
-        DateTime? createTimeStart,
-        DateTime? createTimeEnd,
-        int? customerId = null)
-    {
-        status = status?.Trim();
-        keyword = keyword?.Trim();
-        var orderStatusFilter = !string.IsNullOrWhiteSpace(status) && !string.Equals(status, "all", StringComparison.OrdinalIgnoreCase)
-            ? status
-            : null;
-        var hasStatusFilter = orderStatusFilter != null;
-        var hasKeywordFilter = !string.IsNullOrWhiteSpace(keyword);
-        var hasCustomerFilter = customerId.HasValue;
-        var customerIdValue = customerId.GetValueOrDefault();
-
-        // 状态与时间均显式分支，避免 SqlSugar 翻译「闭包变量 == null || 字段 == 变量」时丢失条件。
-        if (createTimeStart.HasValue && createTimeEnd.HasValue)
+    private static OrderListFilter BuildListFilter(OrderPaginatedInput input, int? customerId) =>
+        new()
         {
-            var start = createTimeStart.Value;
-            var end = createTimeEnd.Value;
-            if (hasStatusFilter)
-            {
-                var statusFilter = orderStatusFilter!;
-                return order =>
-                    (!hasCustomerFilter || order.CustomerId == customerIdValue) &&
-                    order.OrderStatus == statusFilter &&
-                    (!hasKeywordFilter ||
-                     order.ServiceNo.Contains(keyword!) ||
-                     (order.ClientNo ?? string.Empty).Contains(keyword!) ||
-                     (order.TrackNo ?? string.Empty).Contains(keyword!)) &&
-                    order.CreateTime >= start &&
-                    order.CreateTime <= end;
-            }
+            Status = input.Status,
+            Keyword = input.Keyword,
+            CreateTimeStart = input.CreateTimeStart,
+            CreateTimeEnd = input.CreateTimeEnd,
+            CustomerId = customerId
+        };
 
-            return order =>
-                (!hasCustomerFilter || order.CustomerId == customerIdValue) &&
-                (!hasKeywordFilter ||
-                 order.ServiceNo.Contains(keyword!) ||
-                 (order.ClientNo ?? string.Empty).Contains(keyword!) ||
-                 (order.TrackNo ?? string.Empty).Contains(keyword!)) &&
-                order.CreateTime >= start &&
-                order.CreateTime <= end;
-        }
-
-        if (createTimeStart.HasValue)
+    private static OrderListFilter BuildListFilter(OrderExportInput input, int? customerId) =>
+        new()
         {
-            var start = createTimeStart.Value;
-            if (hasStatusFilter)
-            {
-                var statusFilter = orderStatusFilter!;
-                return order =>
-                    (!hasCustomerFilter || order.CustomerId == customerIdValue) &&
-                    order.OrderStatus == statusFilter &&
-                    (!hasKeywordFilter ||
-                     order.ServiceNo.Contains(keyword!) ||
-                     (order.ClientNo ?? string.Empty).Contains(keyword!) ||
-                     (order.TrackNo ?? string.Empty).Contains(keyword!)) &&
-                    order.CreateTime >= start;
-            }
-
-            return order =>
-                (!hasCustomerFilter || order.CustomerId == customerIdValue) &&
-                (!hasKeywordFilter ||
-                 order.ServiceNo.Contains(keyword!) ||
-                 (order.ClientNo ?? string.Empty).Contains(keyword!) ||
-                 (order.TrackNo ?? string.Empty).Contains(keyword!)) &&
-                order.CreateTime >= start;
-        }
-
-        if (createTimeEnd.HasValue)
-        {
-            var end = createTimeEnd.Value;
-            if (hasStatusFilter)
-            {
-                var statusFilter = orderStatusFilter!;
-                return order =>
-                    (!hasCustomerFilter || order.CustomerId == customerIdValue) &&
-                    order.OrderStatus == statusFilter &&
-                    (!hasKeywordFilter ||
-                     order.ServiceNo.Contains(keyword!) ||
-                     (order.ClientNo ?? string.Empty).Contains(keyword!) ||
-                     (order.TrackNo ?? string.Empty).Contains(keyword!)) &&
-                    order.CreateTime <= end;
-            }
-
-            return order =>
-                (!hasCustomerFilter || order.CustomerId == customerIdValue) &&
-                (!hasKeywordFilter ||
-                 order.ServiceNo.Contains(keyword!) ||
-                 (order.ClientNo ?? string.Empty).Contains(keyword!) ||
-                 (order.TrackNo ?? string.Empty).Contains(keyword!)) &&
-                order.CreateTime <= end;
-        }
-
-        if (hasStatusFilter)
-        {
-            var statusFilter = orderStatusFilter!;
-            return order =>
-                (!hasCustomerFilter || order.CustomerId == customerIdValue) &&
-                order.OrderStatus == statusFilter &&
-                (!hasKeywordFilter ||
-                 order.ServiceNo.Contains(keyword!) ||
-                 (order.ClientNo ?? string.Empty).Contains(keyword!) ||
-                 (order.TrackNo ?? string.Empty).Contains(keyword!));
-        }
-
-        return order =>
-            (!hasCustomerFilter || order.CustomerId == customerIdValue) &&
-            (!hasKeywordFilter ||
-             order.ServiceNo.Contains(keyword!) ||
-             (order.ClientNo ?? string.Empty).Contains(keyword!) ||
-             (order.TrackNo ?? string.Empty).Contains(keyword!));
-    }
+            Status = input.Status,
+            Keyword = input.Keyword,
+            CreateTimeStart = input.CreateTimeStart,
+            CreateTimeEnd = input.CreateTimeEnd,
+            CustomerId = customerId
+        };
 
     private async Task EnsureCustomerCanAccessOrderAsync(Order order)
     {
diff --git a/src/Oms.Domain/OrdersAggregate/Entities/Order.cs b/src/Oms.Domain/OrdersAggregate/Entities/Order.cs
index c35bb49..afee3d1 100644
--- a/src/Oms.Domain/OrdersAggregate/Entities/Order.cs
+++ b/src/Oms.Domain/OrdersAggregate/Entities/Order.cs
@@ -20,6 +20,8 @@ public class Order : OmsAuditedAggregateRoot
 
     public string? ConsigneeCountry { get; set; }
 
+    public string? ConsigneeCountryName { get; set; }
+
     public string? CargoAttribute { get; set; }
 
     public string? ExportCustomsMode { get; set; }
diff --git a/src/Oms.Domain/OrdersAggregate/OrderListFilter.cs b/src/Oms.Domain/OrdersAggregate/OrderListFilter.cs
new file mode 100644
index 0000000..d31ccae
--- /dev/null
+++ b/src/Oms.Domain/OrdersAggregate/OrderListFilter.cs
@@ -0,0 +1,17 @@
+namespace Oms.Domain.OrdersAggregate;
+
+/// <summary>
+/// 订单列表/导出统一筛选条件。
+/// </summary>
+public class OrderListFilter
+{
+    public string? Status { get; set; }
+
+    public string? Keyword { get; set; }
+
+    public DateTime? CreateTimeStart { get; set; }
+
+    public DateTime? CreateTimeEnd { get; set; }
+
+    public int? CustomerId { get; set; }
+}
diff --git a/src/Oms.Domain/OrdersAggregate/Repositories/IOrderRepository.cs b/src/Oms.Domain/OrdersAggregate/Repositories/IOrderRepository.cs
index 55f893e..8e6ce8b 100644
--- a/src/Oms.Domain/OrdersAggregate/Repositories/IOrderRepository.cs
+++ b/src/Oms.Domain/OrdersAggregate/Repositories/IOrderRepository.cs
@@ -5,6 +5,16 @@ namespace Oms.Domain.OrdersAggregate.Repositories;
 
 public interface IOrderRepository : IRepository<Order>
 {
+    Task<(List<Order> Items, int Total)> GetFilteredPagedListAsync(
+        int pageIndex,
+        int pageSize,
+        OrderListFilter filter,
+        CancellationToken cancellationToken = default);
+
+    Task<List<Order>> GetFilteredListAsync(
+        OrderListFilter filter,
+        CancellationToken cancellationToken = default);
+
     Task<Order?> GetByServiceNoAsync(string serviceNo, CancellationToken cancellationToken = default);
 
     Task<bool> HasServiceNoAsync(string serviceNo, CancellationToken cancellationToken = default);
diff --git a/src/Oms.SqlSugarCore/Orders/OrderRepository.cs b/src/Oms.SqlSugarCore/Orders/OrderRepository.cs
index f8ce891..c3a988e 100644
--- a/src/Oms.SqlSugarCore/Orders/OrderRepository.cs
+++ b/src/Oms.SqlSugarCore/Orders/OrderRepository.cs
@@ -10,6 +10,72 @@ namespace Oms.SqlSugarCore.Orders;
 
 public class OrderRepository : OmsSqlSugarRepository<Order>, IOrderRepository, IScopedDependency
 {
+    public async Task<(List<Order> Items, int Total)> GetFilteredPagedListAsync(
+        int pageIndex,
+        int pageSize,
+        OrderListFilter filter,
+        CancellationToken cancellationToken = default)
+    {
+        var db = await GetDbContextAsync(cancellationToken);
+        var query = ApplyListFilter(db.Queryable<Order>(), filter);
+        var total = await query.CountAsync(cancellationToken);
+        var items = await query
+            .OrderBy(x => x.UpdateTime, OrderByType.Desc)
+            .OrderBy(x => x.Id, OrderByType.Desc)
+            .ToPageListAsync(pageIndex, pageSize, cancellationToken);
+        return (items, total);
+    }
+
+    public async Task<List<Order>> GetFilteredListAsync(
+        OrderListFilter filter,
+        CancellationToken cancellationToken = default)
+    {
+        var db = await GetDbContextAsync(cancellationToken);
+        return await ApplyListFilter(db.Queryable<Order>(), filter)
+            .OrderBy(x => x.UpdateTime, OrderByType.Desc)
+            .OrderBy(x => x.Id, OrderByType.Desc)
+            .ToListAsync(cancellationToken);
+    }
+
+    private static ISugarQueryable<Order> ApplyListFilter(ISugarQueryable<Order> query, OrderListFilter filter)
+    {
+        if (filter.CustomerId.HasValue)
+        {
+            var customerId = filter.CustomerId.Value;
+            query = query.Where(x => x.CustomerId == customerId);
+        }
+
+        var status = filter.Status?.Trim();
+        if (!string.IsNullOrWhiteSpace(status)
+            && !string.Equals(status, "all", StringComparison.OrdinalIgnoreCase))
+        {
+            query = query.Where(x => x.OrderStatus == status);
+        }
+
+        var keyword = filter.Keyword?.Trim();
+        if (!string.IsNullOrWhiteSpace(keyword))
+        {
+            query = query.Where(x =>
+                x.ServiceNo.Contains(keyword)
+                || (x.ClientNo ?? string.Empty).Contains(keyword)
+                || (x.TrackNo ?? string.Empty).Contains(keyword));
+        }
+
+        if (filter.CreateTimeStart.HasValue)
+        {
+            var start = filter.CreateTimeStart.Value;
+            query = query.Where(x => x.CreateTime >= start);
+        }
+
+        if (filter.CreateTimeEnd.HasValue)
+        {
+            var end = filter.CreateTimeEnd.Value;
+            query = query.Where(x => x.CreateTime <= end);
+        }
+
+        return query;
+    }
+
     public Task<Order?> GetByServiceNoAsync(string serviceNo, CancellationToken cancellationToken = default)
     {
         return FirstOrDefaultAsync(x => x.ServiceNo == serviceNo, cancellationToken);