diff --git a/src/app/Application.cpp b/src/app/Application.cpp
index 1adb4a48..887fe11d 100644
--- a/src/app/Application.cpp
+++ b/src/app/Application.cpp
@@ -3,8 +3,10 @@
 #include "common/RecourceHelper.h"
 #include "workspace/WorkSpaceManager.h"
 #include "entities/EntitiesManager.h"
+#include "entities/EntityFactory.h"
 #include "viewer/OsgViewer.h"
 #include "scene/MeshManager.h"
+#include "workspace/PresetModelConfigParser.h"
 #include "network/NetDriver.h"
 #include "python/PythonModule.h"
 
@@ -30,9 +32,11 @@ QString Application::GetBinPath() {
 void Application::Init() {
     Singleton<MeshManager>::Create(this);
     Singleton<RecourceHelper>::Create(this);
+    Singleton<EntityFactory>::Create(this);
     Singleton<EntitiesManager>::Create(this);
     Singleton<WorkSpaceManager>::Create(this);
     Singleton<NetDriver>::Create(this);
+    Singleton<PresetModelConfigParser>::Create(this);
     //Singleton<PythonModule>::Create(this);
 
 	connect(&timer_, &QTimer::timeout, this, &Application::OnTimeout);
@@ -46,8 +50,10 @@ void Application::OnTimeout() {
 void Application::Uninit() {
     //Singleton<PythonModule>::Destory();
     Singleton<NetDriver>::Destory();
+    Singleton<PresetModelConfigParser>::Destory();
     Singleton<WorkSpaceManager>::Destory();
     Singleton<EntitiesManager>::Destory();
+    Singleton<EntityFactory>::Destory();
     Singleton<RecourceHelper>::Destory();
     Singleton<MeshManager>::Destory();
 }
diff --git a/src/entities/EntitiesManager.cpp b/src/entities/EntitiesManager.cpp
index a2c47199..e8271843 100644
--- a/src/entities/EntitiesManager.cpp
+++ b/src/entities/EntitiesManager.cpp
@@ -7,6 +7,8 @@
 #include "common/SpdLogger.h"
 #include "entities/Entity.h"
 #include "entities/ComponentFactory.h"
+#include "entities/EntityFactory.h"
+#include "entities/EntityRegistration.h"
 
 #include "xml/tinyxml2.h"
 
@@ -14,6 +16,7 @@ template<> EntitiesManager* Singleton<EntitiesManager>::instance_ = nullptr;
 
 EntitiesManager::EntitiesManager(QObject* parent)
     : QObject(parent) {
+    Initialize();
 }
 
 EntitiesManager::~EntitiesManager() {
@@ -106,9 +109,6 @@ Entity* EntitiesManager::CreateMesh(const QString& mesh) {
     SceneComponent* conponent = ComponentFactory::Create("MeshComponent", nullptr);
     conponent->SetAttribute("mesh", mesh.toStdString().c_str());
     conponent->AttachEntity(entity);
-
-    //conponent = ComponentFactory::Create("PathComponent", conponent);
-    //conponent->AttachEntity(entity);
     
     return entity;
 }
@@ -148,3 +148,78 @@ void EntitiesManager::RemoveEntity(Entity* entity) {
 
     entities_.erase(entity->GetUUid());
 }
+
+void EntitiesManager::Initialize() {
+    if (!initialized_) {
+        EntityRegistration::RegisterAllEntities();
+        initialized_ = true;
+        LOG_INFO("EntitiesManager::Initialize - Entity factory initialized");
+    }
+}
+
+Entity* EntitiesManager::CreateEntity(const QString& type, WorkSpace* workspace) {
+    if (!initialized_) {
+        Initialize();
+    }
+
+    if (!workspace) {
+        workspace = WorkSpaceManager::Get().GetCurrent();
+    }
+
+    Entity* entity = EntityFactory::Get().CreateEntity(type, workspace);
+    if (entity) {
+        AddEntity(entity);
+        if (workspace) {
+            workspace->AddEntity(entity);
+        }
+        LOG_INFO("EntitiesManager::CreateEntity - Created entity of type: {}", type.toStdString());
+    } else {
+        LOG_ERROR("EntitiesManager::CreateEntity - Failed to create entity of type: {}", type.toStdString());
+    }
+
+    return entity;
+}
+
+Entity* EntitiesManager::CreateEntityWithComponents(const QString& type, WorkSpace* workspace) {
+    if (!initialized_) {
+        Initialize();
+    }
+
+    if (!workspace) {
+        workspace = WorkSpaceManager::Get().GetCurrent();
+    }
+
+    Entity* entity = EntityFactory::Get().CreateEntityWithComponents(type, workspace);
+    if (entity) {
+        AddEntity(entity);
+        if (workspace) {
+            workspace->AddEntity(entity);
+        }
+        LOG_INFO("EntitiesManager::CreateEntityWithComponents - Created entity with components of type: {}", type.toStdString());
+    } else {
+        LOG_ERROR("EntitiesManager::CreateEntityWithComponents - Failed to create entity of type: {}", type.toStdString());
+    }
+
+    return entity;
+}
+
+QStringList EntitiesManager::GetSupportedEntityTypes() const {
+    if (!initialized_) {
+        return QStringList();
+    }
+    return EntityFactory::Get().GetRegisteredTypes();
+}
+
+QString EntitiesManager::GetEntityDisplayName(const QString& type) const {
+    if (!initialized_) {
+        return type;
+    }
+    return EntityFactory::Get().GetDisplayName(type);
+}
+
+QString EntitiesManager::GetEntityDescription(const QString& type) const {
+    if (!initialized_) {
+        return QString();
+    }
+    return EntityFactory::Get().GetDescription(type);
+}
diff --git a/src/entities/EntitiesManager.h b/src/entities/EntitiesManager.h
index 80bdd69a..ad2b43d5 100644
--- a/src/entities/EntitiesManager.h
+++ b/src/entities/EntitiesManager.h
@@ -9,6 +9,7 @@
 #include "xml/tinyxml2.h"
 
 class Entity;
+class WorkSpace;
 
 class EntitiesManager : public QObject, public Singleton<EntitiesManager> {
 	Q_OBJECT
@@ -18,12 +19,26 @@ public:
 	~EntitiesManager();
 	void OnDestory();
 
+	// Initialize entity factory
+	void Initialize();
+
 	bool Contains(const QString& name) const;
 
 	bool Parse(const tinyxml2::XMLElement* element, class WorkSpace* workspce);
 
+	// Legacy methods (for backward compatibility)
 	Entity* Create(const QString& name);
 	Entity* CreateMesh(const QString& mesh);
+	
+	// New factory methods
+	Entity* CreateEntity(const QString& type, WorkSpace* workspace = nullptr);
+	Entity* CreateEntityWithComponents(const QString& type, WorkSpace* workspace = nullptr);
+	
+	// Get supported entity types
+	QStringList GetSupportedEntityTypes() const;
+	QString GetEntityDisplayName(const QString& type) const;
+	QString GetEntityDescription(const QString& type) const;
+	
 	bool DeleteEntity(Entity* entity);
 
 	Entity* GetEntity(const QString& uuid);
@@ -36,5 +51,5 @@ protected:
 
 private:
 	std::unordered_map<QString, Entity*> entities_;
-
+	bool initialized_{false};
 };
\ No newline at end of file
diff --git a/src/entities/EntityFactory.cpp b/src/entities/EntityFactory.cpp
new file mode 100644
index 00000000..3107dfd4
--- /dev/null
+++ b/src/entities/EntityFactory.cpp
@@ -0,0 +1,108 @@
+#include "entities/EntityFactory.h"
+#include "entities/ComponentFactory.h"
+#include "common/SpdLogger.h"
+#include "workspace/WorkSpace.h"
+#include <QStringList>
+
+template<> EntityFactory* Singleton<EntityFactory>::instance_ = nullptr;
+
+Entity* EntityFactory::CreateEntity(const QString& type, WorkSpace* workspace) {
+    auto it = creators_.find(type);
+    if (it == creators_.end()) {
+        LOG_WARN("EntityFactory::CreateEntity - Unknown entity type: {}", type.toStdString());
+        return nullptr;
+    }
+
+    Entity* entity = it->second->CreateEntity(workspace);
+    if (!entity) {
+        LOG_ERROR("EntityFactory::CreateEntity - Failed to create entity of type: {}", type.toStdString());
+        return nullptr;
+    }
+
+    LOG_INFO("EntityFactory::CreateEntity - Successfully created entity of type: {}", type.toStdString());
+    return entity;
+}
+
+Entity* EntityFactory::CreateEntityWithComponents(const QString& type, WorkSpace* workspace) {
+    Entity* entity = CreateEntity(type, workspace);
+    if (!entity) {
+        return nullptr;
+    }
+
+    auto it = creators_.find(type);
+    if (it == creators_.end()) {
+        return entity;
+    }
+
+    // Get default mesh
+    QString defaultMesh = it->second->GetDefaultMesh();
+    if (!defaultMesh.isEmpty()) {
+        SceneComponent* meshComponent = ComponentFactory::Create("MeshComponent", nullptr);
+        if (meshComponent) {
+            meshComponent->SetAttribute("mesh", defaultMesh.toStdString().c_str());
+            meshComponent->AttachEntity(entity);
+            LOG_INFO("EntityFactory::CreateEntityWithComponents - Added MeshComponent with mesh: {}", defaultMesh.toStdString());
+        }
+    }
+
+    // Add required components
+    QStringList requiredComponents = it->second->GetRequiredComponents();
+    SceneComponent* rootComponent = entity->GetRootComponent();
+    
+    for (int i = 0; i < requiredComponents.size(); ++i) {
+        QString componentType = requiredComponents.at(i);
+        SceneComponent* component = ComponentFactory::Create(componentType, rootComponent);
+        if (component && rootComponent) {
+            component->AttachTo(rootComponent);
+            LOG_INFO("EntityFactory::CreateEntityWithComponents - Added component: {}", componentType.toStdString());
+        } else {
+            LOG_WARN("EntityFactory::CreateEntityWithComponents - Failed to create component: {}", componentType.toStdString());
+        }
+    }
+
+    return entity;
+}
+
+QStringList EntityFactory::GetRegisteredTypes() const {
+    QStringList types;
+    for (auto it = creators_.begin(); it != creators_.end(); ++it) {
+        types.append(it->first);
+    }
+    return types;
+}
+
+QString EntityFactory::GetDisplayName(const QString& type) const {
+    auto it = creators_.find(type);
+    if (it != creators_.end()) {
+        return it->second->GetDisplayName();
+    }
+    return type; // 返回类型名作为默认显示名
+}
+
+QString EntityFactory::GetDescription(const QString& type) const {
+    auto it = creators_.find(type);
+    if (it != creators_.end()) {
+        return it->second->GetDescription();
+    }
+    return QString();
+}
+
+QString EntityFactory::GetDefaultMesh(const QString& type) const {
+    auto it = creators_.find(type);
+    if (it != creators_.end()) {
+        return it->second->GetDefaultMesh();
+    }
+    return QString();
+}
+
+QStringList EntityFactory::GetRequiredComponents(const QString& type) const {
+    auto it = creators_.find(type);
+    if (it != creators_.end()) {
+        return it->second->GetRequiredComponents();
+    }
+    return QStringList();
+}
+
+bool EntityFactory::IsTypeSupported(const QString& type) const {
+    return creators_.find(type) != creators_.end();
+}
\ No newline at end of file
diff --git a/src/entities/EntityFactory.h b/src/entities/EntityFactory.h
new file mode 100644
index 00000000..7a40e94f
--- /dev/null
+++ b/src/entities/EntityFactory.h
@@ -0,0 +1,86 @@
+#pragma once
+
+#include <functional>
+#include <unordered_map>
+#include <memory>
+#include <QString>
+
+#include "app/Singleton.h"
+#include "entities/Entity.h"
+
+class WorkSpace;
+
+class IEntityCreator {
+public:
+    virtual ~IEntityCreator() = default;
+    virtual Entity* CreateEntity(WorkSpace* workspace) = 0;
+    virtual QString GetEntityType() const = 0;
+    virtual QString GetDisplayName() const = 0;
+    virtual QString GetDescription() const = 0;
+    virtual QString GetDefaultMesh() const = 0;
+    virtual QStringList GetRequiredComponents() const = 0;
+};
+
+template<typename T>
+class EntityCreator : public IEntityCreator {
+public:
+    EntityCreator(const QString& type, const QString& displayName, 
+                  const QString& description, const QString& defaultMesh,
+                  const QStringList& requiredComponents = QStringList())
+        : entityType_(type), displayName_(displayName), description_(description),
+          defaultMesh_(defaultMesh), requiredComponents_(requiredComponents) {}
+
+    Entity* CreateEntity(WorkSpace* workspace) override {
+        return new T(workspace);
+    }
+
+    QString GetEntityType() const override { return entityType_; }
+    QString GetDisplayName() const override { return displayName_; }
+    QString GetDescription() const override { return description_; }
+    QString GetDefaultMesh() const override { return defaultMesh_; }
+    QStringList GetRequiredComponents() const override { return requiredComponents_; }
+
+private:
+    QString entityType_;
+    QString displayName_;
+    QString description_;
+    QString defaultMesh_;
+    QStringList requiredComponents_;
+};
+
+class EntityFactory : public Singleton<EntityFactory> {
+public:
+    EntityFactory() = default;
+    explicit EntityFactory(class Application* app) : app_(app) {}
+    ~EntityFactory() = default;
+
+    void OnDestory() { }
+
+    template<typename T>
+    void RegisterEntity(const QString& type, const QString& displayName,
+                       const QString& description, const QString& defaultMesh,
+                       const QStringList& requiredComponents = QStringList()) {
+        auto creator = std::make_unique<EntityCreator<T>>(type, displayName, description, defaultMesh, requiredComponents);
+        creators_[type] = std::move(creator);
+    }
+
+    Entity* CreateEntity(const QString& type, WorkSpace* workspace);
+
+    Entity* CreateEntityWithComponents(const QString& type, WorkSpace* workspace);
+
+    QStringList GetRegisteredTypes() const;
+
+    QString GetDisplayName(const QString& type) const;
+    QString GetDescription(const QString& type) const;
+    QString GetDefaultMesh(const QString& type) const;
+    QStringList GetRequiredComponents(const QString& type) const;
+
+    bool IsTypeSupported(const QString& type) const;
+
+private:
+    std::unordered_map<QString, std::unique_ptr<IEntityCreator>> creators_;
+    class Application* app_ = nullptr;
+};
+
+#define REGISTER_ENTITY(EntityClass, Type, DisplayName, Description, DefaultMesh, ...) \
+    EntityFactory::Get().RegisterEntity<EntityClass>(Type, DisplayName, Description, DefaultMesh, QStringList{__VA_ARGS__})
\ No newline at end of file
diff --git a/src/entities/EntityRegistration.cpp b/src/entities/EntityRegistration.cpp
new file mode 100644
index 00000000..ae6a086e
--- /dev/null
+++ b/src/entities/EntityRegistration.cpp
@@ -0,0 +1,88 @@
+#include "entities/EntityRegistration.h"
+#include "common/SpdLogger.h"
+
+void EntityRegistration::RegisterAllEntities() {
+    EntityFactory& factory = EntityFactory::Get();
+
+    // Register missile entity
+    factory.RegisterEntity<MissileEntity>("Missile", 
+        "Missile",
+        "Military missile entity with target tracking and flight capabilities",
+        "models/missile.osg",
+        QStringList() << "LabelComponent" << "TrajectoryComponent"
+    );
+
+    // Register satellite entity
+    factory.RegisterEntity<SatelliteEntity>("Satellite", 
+        "Satellite",
+        "Artificial satellite entity with orbital motion and communication capabilities",
+        "models/satellite.osg",
+        QStringList() << "LabelComponent" << "ConeWaveComponent" << "OrbitComponent"
+    );
+
+    // Register ship entity
+    factory.RegisterEntity<ShipEntity>("Ship", 
+        "Ship",
+        "Naval vessel entity with maritime navigation and combat capabilities",
+        "models/ship.osg",
+        QStringList() << "LabelComponent" << "NavigationComponent"
+    );
+
+    // Register radar entity
+    factory.RegisterEntity<RadarEntity>("Radar", 
+        "Radar",
+        "Radar system entity with target detection and tracking capabilities",
+        "models/radar.osg",
+        QStringList() << "LabelComponent" << "RadarComponent" << "ScanComponent"
+    );
+
+    // Register vehicle entity
+    factory.RegisterEntity<VehicleEntity>("Vehicle", 
+        "Vehicle",
+        "Generic vehicle entity configurable for different types of transportation",
+        "models/vehicle.osg",
+        QStringList() << "LabelComponent" << "MovementComponent"
+    );
+
+    // Register aircraft entity
+    factory.RegisterEntity<VehicleEntity>("Aircraft", 
+        "Aircraft",
+        "Aviation entity with flight and aerial combat capabilities",
+        "models/aircraft.osg",
+        QStringList() << "LabelComponent" << "FlightComponent" << "NavigationComponent"
+    );
+
+    // Register tank entity
+    factory.RegisterEntity<VehicleEntity>("Tank", 
+        "Tank",
+        "Armored vehicle entity with ground combat capabilities",
+        "models/tank.osg",
+        QStringList() << "LabelComponent" << "ArmorComponent" << "WeaponComponent"
+    );
+
+    // Register submarine entity
+    factory.RegisterEntity<ShipEntity>("Submarine", 
+        "Submarine",
+        "Submarine entity with underwater combat capabilities",
+        "models/submarine.osg",
+        QStringList() << "LabelComponent" << "SonarComponent" << "TorpedoComponent"
+    );
+
+    // Register base entity
+    factory.RegisterEntity<Entity>("Base", 
+        "Base",
+        "Military base entity serving as command and logistics center",
+        "models/base.osg",
+        QStringList() << "LabelComponent" << "CommandComponent" << "DefenseComponent"
+    );
+
+    // Register generic entity (for backward compatibility)
+    factory.RegisterEntity<Entity>("Entity", 
+        "Entity",
+        "Basic entity type extensible through component system",
+        "models/default.osg",
+        QStringList() << "LabelComponent"
+    );
+
+    LOG_INFO("EntityRegistration::RegisterAllEntities - All entity types registered successfully");
+}
\ No newline at end of file
diff --git a/src/entities/EntityRegistration.h b/src/entities/EntityRegistration.h
new file mode 100644
index 00000000..832cd7bf
--- /dev/null
+++ b/src/entities/EntityRegistration.h
@@ -0,0 +1,11 @@
+#pragma once
+
+#include "entities/EntityFactory.h"
+#include "entities/SpecializedEntities.h"
+
+// Entity registration class
+class EntityRegistration {
+public:
+    // Register all entity types
+    static void RegisterAllEntities();
+};
\ No newline at end of file
diff --git a/src/entities/SpecializedEntities.cpp b/src/entities/SpecializedEntities.cpp
new file mode 100644
index 00000000..58288a1e
--- /dev/null
+++ b/src/entities/SpecializedEntities.cpp
@@ -0,0 +1,60 @@
+#include "entities/SpecializedEntities.h"
+
+#include <cmath>
+
+#include "common/SpdLogger.h"
+
+MissileEntity::MissileEntity(WorkSpace* workspace) 
+    : Entity(workspace) {
+    SetName("Missile");
+    LOG_INFO("MissileEntity created");
+}
+
+MissileEntity::MissileEntity(const QString& name, QObject* parent) 
+    : Entity(name, parent) {
+    LOG_INFO("MissileEntity created with name: {}", name.toStdString());
+}
+
+SatelliteEntity::SatelliteEntity(WorkSpace* workspace) 
+    : Entity(workspace) {
+    SetName("Satellite");
+    LOG_INFO("SatelliteEntity created");
+}
+
+SatelliteEntity::SatelliteEntity(const QString& name, QObject* parent) 
+    : Entity(name, parent) {
+    LOG_INFO("SatelliteEntity created with name: {}", name.toStdString());
+}
+
+ShipEntity::ShipEntity(WorkSpace* workspace) 
+    : Entity(workspace) {
+    SetName("Ship");
+    LOG_INFO("ShipEntity created");
+}
+
+ShipEntity::ShipEntity(const QString& name, QObject* parent) 
+    : Entity(name, parent) {
+    LOG_INFO("ShipEntity created with name: {}", name.toStdString());
+}
+
+RadarEntity::RadarEntity(WorkSpace* workspace) 
+    : Entity(workspace) {
+    SetName("Radar");
+    LOG_INFO("RadarEntity created");
+}
+
+RadarEntity::RadarEntity(const QString& name, QObject* parent) 
+    : Entity(name, parent) {
+    LOG_INFO("RadarEntity created with name: {}", name.toStdString());
+}
+
+VehicleEntity::VehicleEntity(WorkSpace* workspace) 
+    : Entity(workspace) {
+    SetName("Vehicle");
+    LOG_INFO("VehicleEntity created");
+}
+
+VehicleEntity::VehicleEntity(const QString& name, QObject* parent) 
+    : Entity(name, parent) {
+    LOG_INFO("VehicleEntity created with name: {}", name.toStdString());
+}
diff --git a/src/entities/SpecializedEntities.h b/src/entities/SpecializedEntities.h
new file mode 100644
index 00000000..44c16011
--- /dev/null
+++ b/src/entities/SpecializedEntities.h
@@ -0,0 +1,58 @@
+#pragma once
+
+#include "entities/Entity.h"
+
+// 导弹实体
+class MissileEntity : public Entity {
+    Q_OBJECT
+
+public:
+    explicit MissileEntity(WorkSpace* workspace);
+    explicit MissileEntity(const QString& name, QObject* parent = nullptr);
+    ~MissileEntity() override = default;
+
+};
+
+// 卫星实体
+class SatelliteEntity : public Entity {
+    Q_OBJECT
+
+public:
+    explicit SatelliteEntity(WorkSpace* workspace);
+    explicit SatelliteEntity(const QString& name, QObject* parent = nullptr);
+    ~SatelliteEntity() override = default;
+
+};
+
+// 舰船实体
+class ShipEntity : public Entity {
+    Q_OBJECT
+
+public:
+    explicit ShipEntity(WorkSpace* workspace);
+    explicit ShipEntity(const QString& name, QObject* parent = nullptr);
+    ~ShipEntity() override = default;
+
+};
+
+// 雷达实体
+class RadarEntity : public Entity {
+    Q_OBJECT
+
+public:
+    explicit RadarEntity(WorkSpace* workspace);
+    explicit RadarEntity(const QString& name, QObject* parent = nullptr);
+    ~RadarEntity() override = default;
+
+};
+
+// 通用载具实体
+class VehicleEntity : public Entity {
+    Q_OBJECT
+
+public:
+    explicit VehicleEntity(WorkSpace* workspace);
+    explicit VehicleEntity(const QString& name, QObject* parent = nullptr);
+    ~VehicleEntity() override = default;
+
+};
\ No newline at end of file
diff --git a/src/translations/Dyt_zh_CN.ts b/src/translations/Dyt_zh_CN.ts
index 49825d5e..9a5fbf47 100644
--- a/src/translations/Dyt_zh_CN.ts
+++ b/src/translations/Dyt_zh_CN.ts
@@ -2082,12 +2082,12 @@
 <context>
     <name>OsgWidget</name>
     <message>
-        <location filename="../viewer/OsgWidget.cpp" line="129"/>
+        <location filename="../viewer/OsgWidget.cpp" line="130"/>
         <source>warning</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../viewer/OsgWidget.cpp" line="130"/>
+        <location filename="../viewer/OsgWidget.cpp" line="131"/>
         <source>open dyt file failed</source>
         <translation type="unfinished"></translation>
     </message>
diff --git a/src/ui/ModelBrowser/PresetModelListWidget.h b/src/ui/ModelBrowser/PresetModelListWidget.h
index 408fec71..65c46e78 100644
--- a/src/ui/ModelBrowser/PresetModelListWidget.h
+++ b/src/ui/ModelBrowser/PresetModelListWidget.h
@@ -1,6 +1,7 @@
 #include <QListWidget>
 #include <QString>
-#include "ui/ModelBrowser/ModelInfo.h"
+
+#include "workspace/ModelInfo.h"
 
 class PresetModelListWidget : public QListWidget
 {
diff --git a/src/ui/ModelBrowser/PresetModelPanel.cpp b/src/ui/ModelBrowser/PresetModelPanel.cpp
index dcafb751..c9f7cccf 100644
--- a/src/ui/ModelBrowser/PresetModelPanel.cpp
+++ b/src/ui/ModelBrowser/PresetModelPanel.cpp
@@ -55,50 +55,48 @@ void PresetModelPanel::InitUI()
 {
     // Try to load model data from configuration files
     QString presetsPath = QString("%1/presets").arg(RecourceHelper::Get().GetResourcesPath());
-    if (configParser_.LoadAllConfigs(presetsPath)) {
+    if (PresetModelConfigParser::Get().LoadAllConfigs(presetsPath)) {
         // Successfully loaded from configuration files
         LoadModelsFromConfig();
     } else {
         // Failed to load configuration files, use hardcoded defaults as fallback
         LOG_WARN("Failed to load preset models from config files, using hardcoded defaults. Error: {}", 
-                 configParser_.GetLastError().toStdString());
+                 PresetModelConfigParser::Get().GetLastError().toStdString());
         LoadDefaultModels();
     }
 }
 
-void PresetModelPanel::LoadModelsFromConfig()
-{
+void PresetModelPanel::LoadModelsFromConfig() {
     // Load ship models
-    ModelCategory shipCategory = configParser_.GetCategory("Ship");
+    ModelCategory shipCategory = PresetModelConfigParser::Get().GetCategory("Ship");
     if (!shipCategory.models.isEmpty()) {
         ui->shipList->setModelType("Ship");
         ui->shipList->setModelList(shipCategory.models);
     }
     
     // Load satellite models
-    ModelCategory satelliteCategory = configParser_.GetCategory("Satellite");
+    ModelCategory satelliteCategory = PresetModelConfigParser::Get().GetCategory("Satellite");
     if (!satelliteCategory.models.isEmpty()) {
         ui->satelliteList->setModelType("Satellite");
         ui->satelliteList->setModelList(satelliteCategory.models);
     }
     
     // Load missile models
-    ModelCategory missileCategory = configParser_.GetCategory("Missile");
+    ModelCategory missileCategory = PresetModelConfigParser::Get().GetCategory("Missile");
     if (!missileCategory.models.isEmpty()) {
         ui->missileList->setModelType("Missile");
         ui->missileList->setModelList(missileCategory.models);
     }
     
     // Load jammer models
-    ModelCategory jammerCategory = configParser_.GetCategory("Jammer");
+    ModelCategory jammerCategory = PresetModelConfigParser::Get().GetCategory("Jammer");
     if (!jammerCategory.models.isEmpty()) {
         ui->jammerList->setModelType("Jammer");
         ui->jammerList->setModelList(jammerCategory.models);
     }
 }
 
-void PresetModelPanel::LoadDefaultModels()
-{
+void PresetModelPanel::LoadDefaultModels() {
     // Use hardcoded default models as fallback mechanism
     QVector<ModelInfo> shipModels = {
         {"destroyer", "Destroyer", "Naval destroyer vessel", "", ":/icons/ship.png", true},
@@ -136,108 +134,3 @@ void PresetModelPanel::LoadDefaultModels()
     ui->jammerList->setModelType("Jammer");
     ui->jammerList->setModelList(jammerModels);
 }
-
-// void PresetModelPanel::OnModelItemDoubleClicked(QListWidgetItem* item)
-// {
-//     if (!item) return;
-    
-//     // Get the list widget that contains this item
-//     QListWidget* listWidget = item->listWidget();
-//     if (!listWidget) return;
-    
-//     QString modelType = listWidget->property("modelType").toString();
-    
-//     // Get model name from stored data
-//     QString modelName = item->data(Qt::UserRole).toString();
-//     if (modelName.isEmpty()) {
-//         modelName = item->text(); // Fallback to display text
-//     }
-    
-//     LOG_INFO("Model double-clicked: {} of type {}", qPrintable(modelName), qPrintable(modelType));
-    
-//     // Emit signal for model selection
-//     emit ModelDropped(modelType, modelName);
-// }
-
-// bool PresetModelPanel::eventFilter(QObject* obj, QEvent* event)
-// {
-//     QListWidget* listWidget = qobject_cast<QListWidget*>(obj);
-//     if (!listWidget) {
-//         return QWidget::eventFilter(obj, event);
-//     }
-    
-//     if (event->type() == QEvent::MouseButtonPress) {
-//         QMouseEvent* mouseEvent = static_cast<QMouseEvent*>(event);
-//         if (mouseEvent->button() == Qt::LeftButton) {
-//             dragStartPosition_ = mouseEvent->pos();
-//             dragSourceWidget_ = listWidget;
-//         }
-//     } else if (event->type() == QEvent::MouseMove) {
-//         QMouseEvent* mouseEvent = static_cast<QMouseEvent*>(event);
-//         if (!(mouseEvent->buttons() & Qt::LeftButton)) {
-//             return QWidget::eventFilter(obj, event);
-//         }
-        
-//         if ((mouseEvent->pos() - dragStartPosition_).manhattanLength() < QApplication::startDragDistance()) {
-//             return QWidget::eventFilter(obj, event);
-//         }
-        
-//         QListWidgetItem* item = listWidget->itemAt(dragStartPosition_);
-//         if (!item) {
-//             return QWidget::eventFilter(obj, event);
-//         }
-        
-//         QString modelType = listWidget->property("modelType").toString();
-        
-//         // Get model name from stored data
-//         QString modelName = item->data(Qt::UserRole).toString();
-//         if (modelName.isEmpty()) {
-//             modelName = item->text(); // Fallback to item text
-//         }
-        
-//         // Create mime data
-//         QMimeData* mimeData = new QMimeData;
-//         QString dragData = QString("%1|%2").arg(modelType, modelName);
-//         mimeData->setData("application/x-preset-model", dragData.toUtf8());
-        
-//         // Create drag object
-//         QDrag* drag = new QDrag(this);
-//         drag->setMimeData(mimeData);
-        
-//         // Set drag pixmap (icon or text)
-//         QPixmap pixmap(item->icon().pixmap(32, 32));
-//         if (pixmap.isNull()) {
-//             pixmap = QPixmap(100, 30);
-//             pixmap.fill(Qt::transparent);
-//             QPainter painter(&pixmap);
-//             painter.setPen(Qt::black);
-//             painter.drawText(pixmap.rect(), Qt::AlignCenter, item->text());
-//         }
-//         drag->setPixmap(pixmap);
-        
-//         // Execute drag
-//         Qt::DropAction dropAction = drag->exec(Qt::CopyAction);
-//         Q_UNUSED(dropAction);
-        
-//         return true;
-//     }
-    
-//     return QWidget::eventFilter(obj, event);
-// }
-
-// // DraggableListWidget implementation
-// DraggableListWidget::DraggableListWidget(const QString& modelType, QWidget* parent)
-//     : QListWidget(parent), modelType_(modelType)
-// {
-//     setProperty("modelType", modelType);
-// }
-
-// void DraggableListWidget::mousePressEvent(QMouseEvent* event)
-// {
-//     QListWidget::mousePressEvent(event);
-// }
-
-// void DraggableListWidget::mouseMoveEvent(QMouseEvent* event)
-// {
-//     QListWidget::mouseMoveEvent(event);
-// }
\ No newline at end of file
diff --git a/src/ui/ModelBrowser/PresetModelPanel.h b/src/ui/ModelBrowser/PresetModelPanel.h
index 1fe4aa62..6d220217 100644
--- a/src/ui/ModelBrowser/PresetModelPanel.h
+++ b/src/ui/ModelBrowser/PresetModelPanel.h
@@ -14,8 +14,9 @@
 #include <QStyledItemDelegate>
 #include <QPainter>
 #include <QApplication>
-#include "ModelInfo.h"
-#include "PresetModelConfigParser.h"
+
+#include "workspace/ModelInfo.h"
+#include "workspace/PresetModelConfigParser.h"
 
 namespace Ui { class PresetModelPanel; }
 
@@ -62,7 +63,6 @@ private:
 
 private:
     Ui::PresetModelPanel *ui;
-    PresetModelConfigParser configParser_;
     
     // Drag and drop support
     QPoint dragStartPosition_;
diff --git a/src/viewer/OsgWidget.cpp b/src/viewer/OsgWidget.cpp
index 5280a035..0a28707a 100644
--- a/src/viewer/OsgWidget.cpp
+++ b/src/viewer/OsgWidget.cpp
@@ -25,6 +25,7 @@
 #include "workspace/WorkSpaceManager.h"
 #include "workspace/WorkSpace.h"
 #include "scutcheon/osgScutcheon.h"
+#include "workspace/PresetModelConfigParser.h"
 
 #include "entities/EntitiesManager.h"
 #include "entities/ComponentFactory.h"
@@ -269,68 +270,25 @@ void OsgWidget::OnPresetModelDropped(const QString& modelType, const QString& mo
         latitude = 0.0;
         height = 0.0;
     }
-    
-    QString meshPath;
-    if (modelType == "boke") {
-        meshPath = "boke/boke.ive";
-    } else if (modelType == "lsjhqt") {
-        meshPath = "lsjhqt/lsjhqt.flt";
-    } else if (modelType == "nimizi") {
-        meshPath = "nimizi/nimizi.ive";
-    } else if (modelType == "tkdlj") {
-        meshPath = "tkdlj/tkdlj.ive";
-    } else if (modelType == "jiaofan") {
-        meshPath = "jf/decorative-shape-008.obj";
-    } else if (modelType == "satellite") {
-        meshPath = "satellite/satellite.ive";
-    } else {
-        LOG_WARN("OsgWidget::OnPresetModelDropped - Unknown model type: {}", modelType.toStdString());
-        return;
-    }
-    
-    // 创建实体
-    Entity* entity = EntitiesManager::Get().CreateMesh(meshPath);
+
+    Entity* entity = EntitiesManager::Get().CreateEntityWithComponents(modelType, currentWorkSpace);
     if (nullptr == entity) {
-        LOG_ERROR("OsgWidget::OnPresetModelDropped - Failed to create entity for mesh: {}", meshPath.toStdString());
+        LOG_ERROR("OsgWidget::OnPresetModelDropped - Failed to create entity of type: {}", modelType.toStdString());
         return;
     }
-    
-    // 设置实体名称（添加序号避免重名）
+
     int count = currentWorkSpace->GetEntities().size();
     entity->SetName(QString("%1_%2").arg(modelName).arg(count));
-    
-    // 设置实体位置
+
     SceneComponent* rootComponent = entity->GetRootComponent();
     if (rootComponent) {
-        // 将经纬高坐标转换为OSG世界坐标
         osg::Vec3 worldPos(longitude, latitude, height);
         rootComponent->SetLocation(worldPos);
         LOG_INFO("OsgWidget::OnPresetModelDropped - Set entity position to ({:.6f}, {:.6f}, {:.2f})", longitude, latitude, height);
     }
-    
-    // 添加到工作空间
-    currentWorkSpace->AddEntity(entity);
-    
-    // 添加标签组件
-    if (rootComponent) {
-        SceneComponent* labelComponent = ComponentFactory::Create("LabelComponent", rootComponent);
-        if (labelComponent) {
-            labelComponent->AttachTo(rootComponent);
-        }
-    }
-    
-    // 如果是卫星类型，添加锥波组件
-    if (modelType == "satellite") {
-        if (rootComponent) {
-            SceneComponent* coneWaveComponent = ComponentFactory::Create("ConeWaveComponent", rootComponent);
-            if (coneWaveComponent) {
-                coneWaveComponent->AttachTo(rootComponent);
-            }
-        }
-    }
-    
-    LOG_INFO("OsgWidget::OnPresetModelDropped - Successfully created entity: {} with mesh: {} at position ({:.6f}, {:.6f}, {:.2f})", 
-             entity->GetName().toStdString(), meshPath.toStdString(), longitude, latitude, height);
+
+    LOG_INFO("OsgWidget::OnPresetModelDropped - Successfully created {} entity: {} at position ({:.6f}, {:.6f}, {:.2f})", 
+        modelType.toStdString(), entity->GetName().toStdString(), longitude, latitude, height);
 }
 
 bool OsgWidget::ScreenToWorldCoordinate(int x, int y, double& longitude, double& latitude, double& height) {
diff --git a/src/ui/ModelBrowser/ModelInfo.h b/src/workspace/ModelInfo.h
similarity index 100%
rename from src/ui/ModelBrowser/ModelInfo.h
rename to src/workspace/ModelInfo.h
diff --git a/src/ui/ModelBrowser/PresetModelConfigParser.cpp b/src/workspace/PresetModelConfigParser.cpp
similarity index 91%
rename from src/ui/ModelBrowser/PresetModelConfigParser.cpp
rename to src/workspace/PresetModelConfigParser.cpp
index ffecfe72..c0fd4428 100644
--- a/src/ui/ModelBrowser/PresetModelConfigParser.cpp
+++ b/src/workspace/PresetModelConfigParser.cpp
@@ -1,19 +1,21 @@
-#include "PresetModelConfigParser.h"
-#include "../../xml/tinyxml2.h"
-#include "../../common/SpdLogger.h"
+#include "workspace/PresetModelConfigParser.h"
+
 #include <QDir>
 #include <QFileInfo>
 
-PresetModelConfigParser::PresetModelConfigParser()
-{
+#include "xml/tinyxml2.h"
+#include "common/SpdLogger.h"
+
+template<> PresetModelConfigParser* Singleton<PresetModelConfigParser>::instance_ = nullptr;
+
+PresetModelConfigParser::PresetModelConfigParser(QObject* parent)
+    : QObject(parent) {
 }
 
-PresetModelConfigParser::~PresetModelConfigParser()
-{
+PresetModelConfigParser::~PresetModelConfigParser() {
 }
 
-bool PresetModelConfigParser::LoadAllConfigs(const QString& configDir)
-{
+bool PresetModelConfigParser::LoadAllConfigs(const QString& configDir) {
     Clear();
     
     QDir dir(configDir);
@@ -158,16 +160,18 @@ ModelCategory PresetModelConfigParser::GetCategory(const QString& categoryName)
     return ModelCategory();
 }
 
-ModelInfo PresetModelConfigParser::GetModelInfo(const QString& categoryName, const QString& modelName) const
-{
+ModelInfo PresetModelConfigParser::GetModelInfo(const QString& categoryName, const QString& modelName, bool* success) const {
     if (m_categories.contains(categoryName)) {
         const ModelCategory& category = m_categories[categoryName];
         for (const ModelInfo& model : category.models) {
             if (model.name == modelName) {
+                if (success) *success = true;
                 return model;
             }
         }
     }
+
+    if (success) *success = false;
     return ModelInfo();
 }
 
diff --git a/src/ui/ModelBrowser/PresetModelConfigParser.h b/src/workspace/PresetModelConfigParser.h
similarity index 80%
rename from src/ui/ModelBrowser/PresetModelConfigParser.h
rename to src/workspace/PresetModelConfigParser.h
index a61f1d27..cb785a38 100644
--- a/src/ui/ModelBrowser/PresetModelConfigParser.h
+++ b/src/workspace/PresetModelConfigParser.h
@@ -1,16 +1,22 @@
 #pragma once
 
+#include <QObject>
 #include <QString>
 #include <QStringList>
 #include <QMap>
+
+#include "app/Singleton.h"
+
 #include "ModelInfo.h"
 
-class PresetModelConfigParser
-{
+class PresetModelConfigParser : public QObject, public Singleton<PresetModelConfigParser> {
+    Q_OBJECT
 public:
-    PresetModelConfigParser();
+    explicit PresetModelConfigParser(QObject* parent = nullptr);
     ~PresetModelConfigParser();
 
+    void OnDestory() { }
+
     // Load all preset model configurations
     bool LoadAllConfigs(const QString& configDir = "workspace/presets");
     
@@ -27,7 +33,7 @@ public:
     ModelCategory GetCategory(const QString& categoryName) const;
     
     // Get model information
-    ModelInfo GetModelInfo(const QString& categoryName, const QString& modelName) const;
+    ModelInfo GetModelInfo(const QString& categoryName, const QString& modelName, bool* success) const;
     
     // Check if configuration data exists
     bool HasData() const;