diff --git a/XplorePlane.Tests/Pipeline/PipelineEditorViewModelTests.cs b/XplorePlane.Tests/Pipeline/PipelineEditorViewModelTests.cs
index 9716bde..0573dda 100644
--- a/XplorePlane.Tests/Pipeline/PipelineEditorViewModelTests.cs
+++ b/XplorePlane.Tests/Pipeline/PipelineEditorViewModelTests.cs
@@ -6,6 +6,7 @@ using System.Windows.Media.Imaging;
 using XP.Common.Logging.Interfaces;
 using XplorePlane.Models;
 using XplorePlane.Services;
+using XplorePlane.Services.Storage;
 using XplorePlane.Tests.Helpers;
 using XplorePlane.ViewModels;
 using Xunit;
@@ -22,6 +23,7 @@ namespace XplorePlane.Tests.Pipeline
         private readonly Mock<IPipelineExecutionService> _mockExecSvc;
         private readonly Mock<IPipelinePersistenceService> _mockPersistSvc;
         private readonly Mock<ILoggerService> _mockLogger;
+        private readonly Mock<IXpDataPathService> _mockDataPathService;
 
         public PipelineEditorViewModelTests()
         {
@@ -29,11 +31,19 @@ namespace XplorePlane.Tests.Pipeline
             _mockExecSvc = new Mock<IPipelineExecutionService>();
             _mockPersistSvc = new Mock<IPipelinePersistenceService>();
             _mockLogger = new Mock<ILoggerService>();
+            _mockDataPathService = new Mock<IXpDataPathService>();
             _mockLogger.Setup(l => l.ForModule<PipelineEditorViewModel>()).Returns(_mockLogger.Object);
+            _mockDataPathService.SetupGet(s => s.ToolsPath).Returns(Path.GetTempPath());
         }
 
         private PipelineEditorViewModel CreateVm() =>
-            new PipelineEditorViewModel(_mockImageSvc.Object, _mockExecSvc.Object, _mockPersistSvc.Object, new EventAggregator(), _mockLogger.Object);
+            new PipelineEditorViewModel(
+                _mockImageSvc.Object,
+                _mockExecSvc.Object,
+                _mockPersistSvc.Object,
+                new EventAggregator(),
+                _mockLogger.Object,
+                _mockDataPathService.Object);
 
         // ── 6.1 AddOperatorCommand ────────────────────────────────────
 
diff --git a/XplorePlane.Tests/Pipeline/PipelinePersistenceServiceTests.cs b/XplorePlane.Tests/Pipeline/PipelinePersistenceServiceTests.cs
index f274e0b..7a6be26 100644
--- a/XplorePlane.Tests/Pipeline/PipelinePersistenceServiceTests.cs
+++ b/XplorePlane.Tests/Pipeline/PipelinePersistenceServiceTests.cs
@@ -1,8 +1,10 @@
 using System;
 using System.IO;
 using System.Threading.Tasks;
+using Moq;
 using XplorePlane.Models;
 using XplorePlane.Services;
+using XplorePlane.Services.Storage;
 using XplorePlane.Tests.Helpers;
 using Xunit;
 
@@ -199,5 +201,21 @@ namespace XplorePlane.Tests.Pipeline
 
             Assert.Equal(2, result.Count);
         }
+
+        [Fact]
+        public async Task LoadAllAsync_UsesToolsPath_WhenConstructedWithDataPathService()
+        {
+            var mockImageSvc = TestHelpers.CreateMockImageService(new[] { "Blur" });
+            var mockDataPathSvc = new Mock<IXpDataPathService>();
+            mockDataPathSvc.SetupGet(s => s.ToolsPath).Returns(_tempDir);
+
+            var service = new PipelinePersistenceService(mockImageSvc.Object, mockDataPathSvc.Object);
+            await service.SaveAsync(BuildModel("P3", "Blur"), Path.Combine(_tempDir, "p3.xpm"));
+
+            var result = await service.LoadAllAsync(null);
+
+            Assert.Single(result);
+            Assert.Equal("P3", result[0].Name);
+        }
     }
-}
\ No newline at end of file
+}
diff --git a/XplorePlane.Tests/Pipeline/PipelinePropertyTests.cs b/XplorePlane.Tests/Pipeline/PipelinePropertyTests.cs
index 060b14f..8558cc1 100644
--- a/XplorePlane.Tests/Pipeline/PipelinePropertyTests.cs
+++ b/XplorePlane.Tests/Pipeline/PipelinePropertyTests.cs
@@ -12,6 +12,7 @@ using System.Threading.Tasks;
 using XP.Common.Logging.Interfaces;
 using XplorePlane.Models;
 using XplorePlane.Services;
+using XplorePlane.Services.Storage;
 using XplorePlane.Tests.Helpers;
 using XplorePlane.ViewModels;
 
@@ -31,8 +32,16 @@ namespace XplorePlane.Tests.Pipeline
             var mockExecSvc = new Mock<IPipelineExecutionService>();
             var mockPersistSvc = new Mock<IPipelinePersistenceService>();
             var mockLogger = new Mock<ILoggerService>();
+            var mockDataPathService = new Mock<IXpDataPathService>();
             mockLogger.Setup(l => l.ForModule<PipelineEditorViewModel>()).Returns(mockLogger.Object);
-            return new PipelineEditorViewModel(mockImageSvc.Object, mockExecSvc.Object, mockPersistSvc.Object, new EventAggregator(), mockLogger.Object);
+            mockDataPathService.SetupGet(s => s.ToolsPath).Returns(Path.GetTempPath());
+            return new PipelineEditorViewModel(
+                mockImageSvc.Object,
+                mockExecSvc.Object,
+                mockPersistSvc.Object,
+                new EventAggregator(),
+                mockLogger.Object,
+                mockDataPathService.Object);
         }
 
         /// <summary>
diff --git a/XplorePlane.Tests/Services/InspectionResultStoreTests.cs b/XplorePlane.Tests/Services/InspectionResultStoreTests.cs
index 640eeea..21ffa5e 100644
--- a/XplorePlane.Tests/Services/InspectionResultStoreTests.cs
+++ b/XplorePlane.Tests/Services/InspectionResultStoreTests.cs
@@ -11,6 +11,7 @@ using XP.Common.Database.Interfaces;
 using XP.Common.Logging.Interfaces;
 using XplorePlane.Models;
 using XplorePlane.Services.InspectionResults;
+using XplorePlane.Services.Storage;
 using Xunit;
 
 namespace XplorePlane.Tests.Services
@@ -294,6 +295,33 @@ namespace XplorePlane.Tests.Services
             Assert.Equal(originalHash, snapshot.PipelineHash);
         }
 
+        [Fact]
+        public async Task Constructor_WithDataPathService_WritesIntoDataInspectionResultsDirectory()
+        {
+            var mockDataPathService = new Mock<IXpDataPathService>();
+            var dataRoot = Path.Combine(_tempRoot, "xpdata", "Data");
+            mockDataPathService.SetupGet(s => s.DataPath).Returns(dataRoot);
+
+            var store = new InspectionResultStore(_dbContext, _mockLogger.Object, mockDataPathService.Object);
+            var run = new InspectionRunRecord
+            {
+                ProgramName = "Program-By-Service",
+                WorkpieceId = "Part-03",
+                SerialNumber = "SN-DATA"
+            };
+
+            await store.BeginRunAsync(run);
+            await store.CompleteRunAsync(run.RunId);
+
+            var manifestPath = Path.Combine(
+                dataRoot,
+                "InspectionResults",
+                run.ResultRootPath.Replace('/', Path.DirectorySeparatorChar),
+                "manifest.json");
+
+            Assert.True(File.Exists(manifestPath));
+        }
+
         public void Dispose()
         {
             _dbContext.Dispose();
diff --git a/XplorePlane.Tests/ViewModels/CncEditorViewModelTests.cs b/XplorePlane.Tests/ViewModels/CncEditorViewModelTests.cs
index af6c14d..47791c7 100644
--- a/XplorePlane.Tests/ViewModels/CncEditorViewModelTests.cs
+++ b/XplorePlane.Tests/ViewModels/CncEditorViewModelTests.cs
@@ -16,6 +16,7 @@ using XP.Common.Logging.Interfaces;
 using XplorePlane.Models;
 using XplorePlane.Services.AppState;
 using XplorePlane.Services.Cnc;
+using XplorePlane.Services.Storage;
 using XplorePlane.ViewModels.Cnc;
 using Xunit;
 
@@ -32,7 +33,9 @@ namespace XplorePlane.Tests.ViewModels
             var mockCncProgramSvc = new Mock<ICncProgramService>();
             var mockAppState = new Mock<IAppStateService>();
             var mockLogger = new Mock<ILoggerService>();
+            var mockDataPathService = new Mock<IXpDataPathService>();
             mockLogger.Setup(l => l.ForModule<CncEditorViewModel>()).Returns(mockLogger.Object);
+            mockDataPathService.SetupGet(s => s.PlanPath).Returns(System.IO.Path.GetTempPath());
 
             mockExecSvc ??= new Mock<ICncExecutionService>();
 
@@ -52,7 +55,8 @@ namespace XplorePlane.Tests.ViewModels
                 mockAppState.Object,
                 new EventAggregator(),
                 mockLogger.Object,
-                mockExecSvc.Object);
+                mockExecSvc.Object,
+                mockDataPathService.Object);
 
             if (initialProgram != null)
             {
diff --git a/XplorePlane/App.config b/XplorePlane/App.config
index 7465d52..5fd6b21 100644
--- a/XplorePlane/App.config
+++ b/XplorePlane/App.config
@@ -7,6 +7,7 @@
   <appSettings>
     <!-- 语言配置 可选值: ZhCN, ZhTW, EnUS| Language Configuration -->
     <add key="Language" value="ZhCN" />
+    <add key="XpData:RootPath" value="D:\XPData" />
     <add key="UserManual" value="D:\HMQProject\XplorePlane_CT\Code\XplorePlane\XP.App\bin\Debug\net8.0-windows7.0\UserManual.pdf" />
 
     <!-- Serilog日志配置 -->
diff --git a/XplorePlane/App.xaml.cs b/XplorePlane/App.xaml.cs
index 66d730f..0091c4e 100644
--- a/XplorePlane/App.xaml.cs
+++ b/XplorePlane/App.xaml.cs
@@ -40,6 +40,7 @@ using XplorePlane.Services.MainViewport;
 using XplorePlane.Services.Matrix;
 using XplorePlane.Services.Measurement;
 using XplorePlane.Services.Recipe;
+using XplorePlane.Services.Storage;
 using XplorePlane.ViewModels;
 using XplorePlane.ViewModels.Cnc;
 using XplorePlane.Views;
@@ -377,6 +378,7 @@ namespace XplorePlane
 
             // 注册全局状态服务（单例）
             containerRegistry.RegisterSingleton<IAppStateService, AppStateService>();
+            containerRegistry.RegisterSingleton<IXpDataPathService, XpDataPathService>();
 
             // 注册检测配方服务（单例）
             containerRegistry.RegisterSingleton<IRecipeService, RecipeService>();
diff --git a/XplorePlane/Services/InspectionResults/InspectionResultStore.cs b/XplorePlane/Services/InspectionResults/InspectionResultStore.cs
index 88c046f..e4237d0 100644
--- a/XplorePlane/Services/InspectionResults/InspectionResultStore.cs
+++ b/XplorePlane/Services/InspectionResults/InspectionResultStore.cs
@@ -10,6 +10,7 @@ using System.Threading.Tasks;
 using XP.Common.Database.Interfaces;
 using XP.Common.Logging.Interfaces;
 using XplorePlane.Models;
+using XplorePlane.Services.Storage;
 
 namespace XplorePlane.Services.InspectionResults
 {
@@ -160,6 +161,14 @@ WHERE run_id = @run_id";
                 "InspectionResults");
         }
 
+        public InspectionResultStore(IDbContext db, ILoggerService logger, IXpDataPathService dataPathService)
+            : this(
+                db,
+                logger,
+                Path.Combine(dataPathService?.DataPath ?? throw new ArgumentNullException(nameof(dataPathService)), "InspectionResults"))
+        {
+        }
+
         public async Task BeginRunAsync(InspectionRunRecord runRecord, InspectionAssetWriteRequest runSourceAsset = null)
         {
             ArgumentNullException.ThrowIfNull(runRecord);
diff --git a/XplorePlane/Services/Pipeline/PipelinePersistenceService.cs b/XplorePlane/Services/Pipeline/PipelinePersistenceService.cs
index 5ffaa18..136a291 100644
--- a/XplorePlane/Services/Pipeline/PipelinePersistenceService.cs
+++ b/XplorePlane/Services/Pipeline/PipelinePersistenceService.cs
@@ -6,6 +6,7 @@ using System.Text.Json;
 using System.Text.Json.Serialization;
 using System.Threading.Tasks;
 using XplorePlane.Models;
+using XplorePlane.Services.Storage;
 
 namespace XplorePlane.Services
 {
@@ -29,6 +30,11 @@ namespace XplorePlane.Services
                 "XplorePlane", "Pipelines");
         }
 
+        public PipelinePersistenceService(IImageProcessingService imageProcessingService, IXpDataPathService dataPathService)
+            : this(imageProcessingService, dataPathService?.ToolsPath)
+        {
+        }
+
         public async Task SaveAsync(PipelineModel pipeline, string filePath)
         {
             if (pipeline == null) throw new ArgumentNullException(nameof(pipeline));
diff --git a/XplorePlane/Services/Storage/IXpDataPathService.cs b/XplorePlane/Services/Storage/IXpDataPathService.cs
new file mode 100644
index 0000000..c4bd2d4
--- /dev/null
+++ b/XplorePlane/Services/Storage/IXpDataPathService.cs
@@ -0,0 +1,23 @@
+using System;
+
+namespace XplorePlane.Services.Storage
+{
+    public interface IXpDataPathService
+    {
+        string DefaultRootPath { get; }
+
+        string RootPath { get; }
+
+        string PlanPath { get; }
+
+        string ToolsPath { get; }
+
+        string DataPath { get; }
+
+        string ReportPath { get; }
+
+        string LegacyInspectionDataPath { get; }
+
+        void SaveRootPath(string rootPath);
+    }
+}
diff --git a/XplorePlane/Services/Storage/XpDataPathService.cs b/XplorePlane/Services/Storage/XpDataPathService.cs
new file mode 100644
index 0000000..4d261c2
--- /dev/null
+++ b/XplorePlane/Services/Storage/XpDataPathService.cs
@@ -0,0 +1,145 @@
+using System;
+using System.Configuration;
+using System.IO;
+using XP.Common.Logging.Interfaces;
+
+namespace XplorePlane.Services.Storage
+{
+    public class XpDataPathService : IXpDataPathService
+    {
+        internal const string RootPathSettingKey = "XpData:RootPath";
+        private const string DefaultRoot = @"D:\XPData";
+
+        private readonly ILoggerService _logger;
+        private readonly object _syncRoot = new();
+        private string _rootPath;
+
+        public XpDataPathService(ILoggerService logger)
+        {
+            _logger = (logger ?? throw new ArgumentNullException(nameof(logger))).ForModule<XpDataPathService>();
+            _rootPath = LoadConfiguredRootPath();
+            EnsureManagedDirectories(_rootPath);
+        }
+
+        public string DefaultRootPath => DefaultRoot;
+
+        public string RootPath
+        {
+            get
+            {
+                lock (_syncRoot)
+                {
+                    return _rootPath;
+                }
+            }
+        }
+
+        public string PlanPath => EnsureSubdirectory("Plan");
+
+        public string ToolsPath => EnsureSubdirectory("Tools");
+
+        public string DataPath => EnsureSubdirectory("Data");
+
+        public string ReportPath => EnsureSubdirectory("Report");
+
+        public string LegacyInspectionDataPath => Path.Combine(
+            Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
+            "XplorePlane",
+            "InspectionResults");
+
+        public void SaveRootPath(string rootPath)
+        {
+            var normalizedRootPath = NormalizeRootPath(rootPath);
+            EnsureManagedDirectories(normalizedRootPath);
+
+            try
+            {
+                var config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
+                var appSettings = config.AppSettings.Settings;
+
+                if (appSettings[RootPathSettingKey] == null)
+                {
+                    appSettings.Add(RootPathSettingKey, normalizedRootPath);
+                }
+                else
+                {
+                    appSettings[RootPathSettingKey].Value = normalizedRootPath;
+                }
+
+                config.Save(ConfigurationSaveMode.Modified);
+                ConfigurationManager.RefreshSection("appSettings");
+            }
+            catch (ConfigurationErrorsException ex)
+            {
+                _logger.Error(ex, "保存 XP 数据根目录失败：配置文件写入异常");
+                throw new InvalidOperationException($"保存数据根目录失败：{ex.Message}", ex);
+            }
+            catch (UnauthorizedAccessException ex)
+            {
+                _logger.Error(ex, "保存 XP 数据根目录失败：无权写入配置文件");
+                throw new InvalidOperationException("保存数据根目录失败：没有配置文件写入权限。", ex);
+            }
+
+            lock (_syncRoot)
+            {
+                _rootPath = normalizedRootPath;
+            }
+        }
+
+        private string EnsureSubdirectory(string directoryName)
+        {
+            string rootPath;
+            lock (_syncRoot)
+            {
+                rootPath = _rootPath;
+            }
+
+            EnsureManagedDirectories(rootPath);
+            return Path.Combine(rootPath, directoryName);
+        }
+
+        private string LoadConfiguredRootPath()
+        {
+            try
+            {
+                return NormalizeRootPath(ConfigurationManager.AppSettings[RootPathSettingKey]);
+            }
+            catch (Exception ex)
+            {
+                _logger.Warn("读取 XP 数据根目录失败，回退默认目录：{Message}", ex.Message);
+                return NormalizeRootPath(null);
+            }
+        }
+
+        private static string NormalizeRootPath(string rootPath)
+        {
+            var candidate = string.IsNullOrWhiteSpace(rootPath) ? DefaultRoot : rootPath.Trim();
+
+            try
+            {
+                var normalized = Path.GetFullPath(candidate)
+                    .TrimEnd(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar);
+
+                if (!Path.IsPathRooted(normalized))
+                {
+                    return DefaultRoot;
+                }
+
+                return normalized;
+            }
+            catch
+            {
+                return DefaultRoot;
+            }
+        }
+
+        private static void EnsureManagedDirectories(string rootPath)
+        {
+            Directory.CreateDirectory(rootPath);
+            Directory.CreateDirectory(Path.Combine(rootPath, "Plan"));
+            Directory.CreateDirectory(Path.Combine(rootPath, "Tools"));
+            Directory.CreateDirectory(Path.Combine(rootPath, "Data"));
+            Directory.CreateDirectory(Path.Combine(rootPath, "Report"));
+        }
+    }
+}
diff --git a/XplorePlane/ViewModels/Cnc/CncEditorViewModel.cs b/XplorePlane/ViewModels/Cnc/CncEditorViewModel.cs
index fd6804b..5b0e31f 100644
--- a/XplorePlane/ViewModels/Cnc/CncEditorViewModel.cs
+++ b/XplorePlane/ViewModels/Cnc/CncEditorViewModel.cs
@@ -16,6 +16,7 @@ using XplorePlane.Events;
 using XplorePlane.Models;
 using XplorePlane.Services.AppState;
 using XplorePlane.Services.Cnc;
+using XplorePlane.Services.Storage;
 
 namespace XplorePlane.ViewModels.Cnc
 {
@@ -28,6 +29,7 @@ namespace XplorePlane.ViewModels.Cnc
         private readonly IEventAggregator _eventAggregator;
         private readonly ILoggerService _logger;
         private readonly ICncExecutionService _cncExecutionService;
+        private readonly IXpDataPathService _dataPathService;
 
         private CncProgram _currentProgram;
         private ObservableCollection<CncNodeViewModel> _nodes;
@@ -51,13 +53,15 @@ namespace XplorePlane.ViewModels.Cnc
             IAppStateService appStateService,
             IEventAggregator eventAggregator,
             ILoggerService logger,
-            ICncExecutionService cncExecutionService)
+            ICncExecutionService cncExecutionService,
+            IXpDataPathService dataPathService)
         {
             _cncProgramService = cncProgramService ?? throw new ArgumentNullException(nameof(cncProgramService));
             ArgumentNullException.ThrowIfNull(appStateService);
             _eventAggregator = eventAggregator ?? throw new ArgumentNullException(nameof(eventAggregator));
             _logger = (logger ?? throw new ArgumentNullException(nameof(logger))).ForModule<CncEditorViewModel>();
             _cncExecutionService = cncExecutionService ?? throw new ArgumentNullException(nameof(cncExecutionService));
+            _dataPathService = dataPathService ?? throw new ArgumentNullException(nameof(dataPathService));
 
             _nodes = new ObservableCollection<CncNodeViewModel>();
             _treeNodes = new ObservableCollection<CncNodeViewModel>();
@@ -331,7 +335,8 @@ namespace XplorePlane.ViewModels.Cnc
                     Title = "保存 CNC 程序",
                     Filter = "CNC 程序文件 (*.xp)|*.xp|所有文件 (*.*)|*.*",
                     DefaultExt = ".xp",
-                    FileName = _currentProgram.Name
+                    FileName = _currentProgram.Name,
+                    InitialDirectory = GetPlanDirectory()
                 };
 
                 if (dlg.ShowDialog() != true)
@@ -355,7 +360,8 @@ namespace XplorePlane.ViewModels.Cnc
                 {
                     Title = "加载 CNC 程序",
                     Filter = "CNC 程序文件 (*.xp)|*.xp|所有文件 (*.*)|*.*",
-                    DefaultExt = ".xp"
+                    DefaultExt = ".xp",
+                    InitialDirectory = GetPlanDirectory()
                 };
 
                 if (dlg.ShowDialog() != true)
@@ -438,6 +444,13 @@ namespace XplorePlane.ViewModels.Cnc
             }
         }
 
+        private string GetPlanDirectory()
+        {
+            var directory = _dataPathService.PlanPath;
+            Directory.CreateDirectory(directory);
+            return directory;
+        }
+
         private static string Esc(string value)
         {
             if (string.IsNullOrEmpty(value)) return string.Empty;
diff --git a/XplorePlane/ViewModels/ImageProcessing/PipelineEditorViewModel.cs b/XplorePlane/ViewModels/ImageProcessing/PipelineEditorViewModel.cs
index 2c6b3fe..c79ffe1 100644
--- a/XplorePlane/ViewModels/ImageProcessing/PipelineEditorViewModel.cs
+++ b/XplorePlane/ViewModels/ImageProcessing/PipelineEditorViewModel.cs
@@ -14,6 +14,7 @@ using XP.Common.Logging.Interfaces;
 using XplorePlane.Events;
 using XplorePlane.Models;
 using XplorePlane.Services;
+using XplorePlane.Services.Storage;
 
 namespace XplorePlane.ViewModels
 {
@@ -28,6 +29,7 @@ namespace XplorePlane.ViewModels
         private readonly IPipelinePersistenceService _persistenceService;
         private readonly IEventAggregator _eventAggregator;
         private readonly ILoggerService _logger;
+        private readonly IXpDataPathService _dataPathService;
 
         private PipelineNodeViewModel _selectedNode;
         private BitmapSource _sourceImage;
@@ -49,13 +51,15 @@ namespace XplorePlane.ViewModels
             IPipelineExecutionService executionService,
             IPipelinePersistenceService persistenceService,
             IEventAggregator eventAggregator,
-            ILoggerService logger)
+            ILoggerService logger,
+            IXpDataPathService dataPathService)
         {
             _imageProcessingService = imageProcessingService ?? throw new ArgumentNullException(nameof(imageProcessingService));
             _executionService = executionService ?? throw new ArgumentNullException(nameof(executionService));
             _persistenceService = persistenceService ?? throw new ArgumentNullException(nameof(persistenceService));
             _eventAggregator = eventAggregator ?? throw new ArgumentNullException(nameof(eventAggregator));
             _logger = logger?.ForModule<PipelineEditorViewModel>() ?? throw new ArgumentNullException(nameof(logger));
+            _dataPathService = dataPathService ?? throw new ArgumentNullException(nameof(dataPathService));
 
             PipelineNodes = new ObservableCollection<PipelineNodeViewModel>();
             AvailableDevices = new ObservableCollection<string>();
@@ -808,11 +812,9 @@ namespace XplorePlane.ViewModels
             return $"已执行到“{ExecutionEndNode.DisplayName}” ({executionCount} 个有效节点)";
         }
 
-        private static string GetPipelineDirectory()
+        private string GetPipelineDirectory()
         {
-            var dir = Path.Combine(
-                Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
-                "XplorePlane", "Pipelines");
+            var dir = _dataPathService.ToolsPath;
             Directory.CreateDirectory(dir);
             return dir;
         }
diff --git a/XplorePlane/ViewModels/Main/MainViewModel.cs b/XplorePlane/ViewModels/Main/MainViewModel.cs
index b6ff57e..eeeac48 100644
--- a/XplorePlane/ViewModels/Main/MainViewModel.cs
+++ b/XplorePlane/ViewModels/Main/MainViewModel.cs
@@ -11,6 +11,7 @@ using System.Windows;
 using System.Windows.Media.Imaging;
 using XplorePlane.Events;
 using XplorePlane.Services.MainViewport;
+using XplorePlane.Services.Storage;
 using XplorePlane.ViewModels.Cnc;
 using XplorePlane.Views;
 using XplorePlane.Views.Cnc;
@@ -29,6 +30,7 @@ namespace XplorePlane.ViewModels
         private readonly IContainerProvider _containerProvider;
         private readonly IEventAggregator _eventAggregator;
         private readonly IMainViewportService _mainViewportService;
+        private readonly IXpDataPathService _xpDataPathService;
         private readonly CncEditorViewModel _cncEditorViewModel;
         private readonly CncPageView _cncPageView;
 
@@ -66,6 +68,9 @@ namespace XplorePlane.ViewModels
         public DelegateCommand OpenUserManualCommand { get; }
         public DelegateCommand OpenCameraSettingsCommand { get; }
         public DelegateCommand OpenSettingsCommand { get; }
+        public DelegateCommand BrowseDataRootPathCommand { get; }
+        public DelegateCommand ResetDataRootPathCommand { get; }
+        public DelegateCommand SaveDataRootPathCommand { get; }
         public DelegateCommand NewCncProgramCommand { get; }
         public DelegateCommand SaveCncProgramCommand { get; }
         public DelegateCommand LoadCncProgramCommand { get; }
@@ -119,6 +124,20 @@ namespace XplorePlane.ViewModels
 
         public bool IsUsingLiveDetectorSource => _mainViewportService.CurrentSourceMode == MainViewportSourceMode.LiveDetector;
 
+        public string DataRootPath
+        {
+            get => _dataRootPath;
+            set => SetProperty(ref _dataRootPath, value);
+        }
+
+        public string PlanRootPath => _xpDataPathService.PlanPath;
+
+        public string ToolsRootPath => _xpDataPathService.ToolsPath;
+
+        public string ResultsRootPath => _xpDataPathService.DataPath;
+
+        public string ReportRootPath => _xpDataPathService.ReportPath;
+
         /// <summary>右侧图像区域内容 | Right-side image panel content</summary>
         public object ImagePanelContent
         {
@@ -155,16 +174,20 @@ namespace XplorePlane.ViewModels
         private bool _isCncEditorMode;
         private string _licenseInfo = "当前时间";
 
+        private string _dataRootPath = string.Empty;
+
         public MainViewModel(
             ILoggerService logger,
             IContainerProvider containerProvider,
             IEventAggregator eventAggregator,
-            IMainViewportService mainViewportService)
+            IMainViewportService mainViewportService,
+            IXpDataPathService xpDataPathService)
         {
             _logger = logger?.ForModule<MainViewModel>() ?? throw new ArgumentNullException(nameof(logger));
             _containerProvider = containerProvider ?? throw new ArgumentNullException(nameof(containerProvider));
             _eventAggregator = eventAggregator ?? throw new ArgumentNullException(nameof(eventAggregator));
             _mainViewportService = mainViewportService ?? throw new ArgumentNullException(nameof(mainViewportService));
+            _xpDataPathService = xpDataPathService ?? throw new ArgumentNullException(nameof(xpDataPathService));
             _cncEditorViewModel = _containerProvider.Resolve<CncEditorViewModel>();
             _cncPageView = new CncPageView { DataContext = _cncEditorViewModel };
 
@@ -215,6 +238,9 @@ namespace XplorePlane.ViewModels
             OpenUserManualCommand = new DelegateCommand(ExecuteOpenUserManual);
             OpenCameraSettingsCommand = new DelegateCommand(ExecuteOpenCameraSettings);
             OpenSettingsCommand = new DelegateCommand(ExecuteOpenSettings);
+            BrowseDataRootPathCommand = new DelegateCommand(ExecuteBrowseDataRootPath);
+            ResetDataRootPathCommand = new DelegateCommand(ExecuteResetDataRootPath);
+            SaveDataRootPathCommand = new DelegateCommand(ExecuteSaveDataRootPath);
             NewCncProgramCommand = new DelegateCommand(() => ExecuteCncEditorAction(vm => vm.NewProgramCommand.Execute()));
             SaveCncProgramCommand = new DelegateCommand(() => ExecuteCncEditorAction(vm => vm.SaveProgramCommand.Execute()));
             LoadCncProgramCommand = new DelegateCommand(() => ExecuteCncEditorAction(vm => vm.LoadProgramCommand.Execute()));
@@ -259,6 +285,7 @@ namespace XplorePlane.ViewModels
             ImagePanelContent = new PipelineEditorView();
             ViewportPanelWidth = new GridLength(1, GridUnitType.Star);
             ImagePanelWidth = new GridLength(320);
+            DataRootPath = _xpDataPathService.RootPath;
 
             _logger.Info("MainViewModel 已初始化");
         }
@@ -395,6 +422,56 @@ namespace XplorePlane.ViewModels
             }
         }
 
+        private void ExecuteBrowseDataRootPath()
+        {
+            try
+            {
+                var dialog = new OpenFolderDialog
+                {
+                    Title = "选择 XP 数据根目录",
+                    InitialDirectory = Directory.Exists(DataRootPath) ? DataRootPath : _xpDataPathService.RootPath
+                };
+
+                if (dialog.ShowDialog() == true)
+                {
+                    DataRootPath = dialog.FolderName;
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.Error(ex, "浏览 XP 数据根目录失败");
+                MessageBox.Show($"浏览数据根目录失败：{ex.Message}",
+                    "错误", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
+        }
+
+        private void ExecuteResetDataRootPath()
+        {
+            DataRootPath = _xpDataPathService.DefaultRootPath;
+        }
+
+        private void ExecuteSaveDataRootPath()
+        {
+            try
+            {
+                _xpDataPathService.SaveRootPath(DataRootPath);
+                DataRootPath = _xpDataPathService.RootPath;
+                RaisePropertyChanged(nameof(PlanRootPath));
+                RaisePropertyChanged(nameof(ToolsRootPath));
+                RaisePropertyChanged(nameof(ResultsRootPath));
+                RaisePropertyChanged(nameof(ReportRootPath));
+
+                MessageBox.Show("XP 数据根目录已保存。新的保存/加载对话框会立即使用新路径。",
+                    "提示", MessageBoxButton.OK, MessageBoxImage.Information);
+            }
+            catch (Exception ex)
+            {
+                _logger.Error(ex, "保存 XP 数据根目录失败");
+                MessageBox.Show($"保存数据根目录失败：{ex.Message}",
+                    "错误", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
+        }
+
         private void ExecuteAxisReset()
         {
             var result = MessageBox.Show("确认执行轴复位操作？", "轴复位",
diff --git a/XplorePlane/Views/Setting/SettingsWindow.xaml b/XplorePlane/Views/Setting/SettingsWindow.xaml
index bce239f..43ffba2 100644
--- a/XplorePlane/Views/Setting/SettingsWindow.xaml
+++ b/XplorePlane/Views/Setting/SettingsWindow.xaml
@@ -28,20 +28,61 @@
 
         <Style x:Key="ActionButtonStyle" TargetType="Button">
             <Setter Property="Height" Value="32" />
-            <Setter Property="MinWidth" Value="110" />
+            <Setter Property="MinWidth" Value="96" />
             <Setter Property="Margin" Value="0,0,10,10" />
             <Setter Property="Padding" Value="12,0" />
         </Style>
     </Window.Resources>
 
     <DockPanel Margin="12">
-
         <TabControl Background="White">
             <TabItem Header="通用">
                 <ScrollViewer VerticalScrollBarVisibility="Auto">
                     <StackPanel Margin="16">
                         <TextBlock Style="{StaticResource SectionTitleStyle}" Text="通用设置" />
 
+                        <Border Style="{StaticResource CardStyle}">
+                            <StackPanel>
+                                <TextBlock FontSize="13"
+                                           FontWeight="SemiBold"
+                                           Text="XP 数据目录" />
+                                <TextBlock Margin="0,8,0,8"
+                                           Foreground="#666666"
+                                           Text="Plan 用于 CNC 默认保存和加载，Tools 用于流程图配方 xpm，Data 用于执行结果和中间图像，Report 为报告预留目录。" />
+
+                                <Grid Margin="0,4,0,0">
+                                    <Grid.ColumnDefinitions>
+                                        <ColumnDefinition Width="120" />
+                                        <ColumnDefinition Width="*" />
+                                        <ColumnDefinition Width="Auto" />
+                                        <ColumnDefinition Width="Auto" />
+                                        <ColumnDefinition Width="Auto" />
+                                    </Grid.ColumnDefinitions>
+                                    <TextBlock Grid.Column="0"
+                                               VerticalAlignment="Center"
+                                               Text="数据根目录" />
+                                    <TextBox Grid.Column="1"
+                                             Height="30"
+                                             Margin="0,0,10,0"
+                                             Padding="8,0"
+                                             Text="{Binding DataRootPath, UpdateSourceTrigger=PropertyChanged}" />
+                                    <Button Grid.Column="2"
+                                            Command="{Binding BrowseDataRootPathCommand}"
+                                            Content="浏览"
+                                            Style="{StaticResource ActionButtonStyle}" />
+                                    <Button Grid.Column="3"
+                                            Command="{Binding ResetDataRootPathCommand}"
+                                            Content="恢复默认"
+                                            Style="{StaticResource ActionButtonStyle}" />
+                                    <Button Grid.Column="4"
+                                            Command="{Binding SaveDataRootPathCommand}"
+                                            Content="保存"
+                                            Style="{StaticResource ActionButtonStyle}" />
+                                </Grid>
+
+                            </StackPanel>
+                        </Border>
+
                         <Border Style="{StaticResource CardStyle}">
                             <StackPanel>
                                 <TextBlock FontSize="13"
@@ -93,7 +134,7 @@
                                     </Grid.ColumnDefinitions>
                                     <TextBlock Grid.Column="0"
                                                VerticalAlignment="Center"
-                                               Text="报告标题：" />
+                                               Text="报告标题" />
                                     <TextBox Grid.Column="1"
                                              Height="30"
                                              Padding="8,0"
@@ -107,11 +148,11 @@
                                     </Grid.ColumnDefinitions>
                                     <TextBlock Grid.Column="0"
                                                VerticalAlignment="Center"
-                                               Text="模板路径：" />
+                                               Text="模板路径" />
                                     <TextBox Grid.Column="1"
                                              Height="30"
                                              Padding="8,0"
-                                             Text="C:\Reports\Templates\Default" />
+                                             Text="D:\XPData\Report\Templates\Default" />
                                 </Grid>
 
                                 <CheckBox Margin="0,12,0,0"