diff --git a/docs/docs/api/model/drop-location.md b/docs/docs/api/model/drop-location.md
index 853da842c..dc6a684e4 100644
--- a/docs/docs/api/model/drop-location.md
+++ b/docs/docs/api/model/drop-location.md
@@ -17,7 +17,7 @@ sidebar_position: 13
 
 拖拽放置位置目标
 
-`@type {IPublicModelNode}`
+`@type {IPublicModelNode | null}`
 
 相关类型：[IPublicModelNode](https://github.com/alibaba/lowcode-engine/blob/main/packages/types/src/shell/model/node.ts)
 
diff --git a/packages/designer/src/designer/active-tracker.ts b/packages/designer/src/designer/active-tracker.ts
index 6c7dc9104..27a7090f8 100644
--- a/packages/designer/src/designer/active-tracker.ts
+++ b/packages/designer/src/designer/active-tracker.ts
@@ -6,16 +6,22 @@ import {
 } from '@alilc/lowcode-types';
 import { isNode } from '@alilc/lowcode-utils';
 
-export interface IActiveTracker extends Omit< IPublicModelActiveTracker, 'track' > {
-  track(originalTarget: IPublicTypeActiveTarget | INode): void;
+export interface IActiveTracker extends Omit< IPublicModelActiveTracker, 'track' | 'onChange' > {
+  track(originalTarget: ActiveTarget | INode): void;
+
+  onChange(fn: (target: ActiveTarget) => void): () => void;
+}
+
+export interface ActiveTarget extends Omit< IPublicTypeActiveTarget, 'node' > {
+  node: INode;
 }
 
 export class ActiveTracker implements IActiveTracker {
   private emitter: IEventBus = createModuleEventBus('ActiveTracker');
 
-  @obx.ref private _target?: IPublicTypeActiveTarget | INode;
+  @obx.ref private _target?: ActiveTarget | INode;
 
-  track(originalTarget: IPublicTypeActiveTarget | INode) {
+  track(originalTarget: ActiveTarget | INode) {
     let target = originalTarget;
     if (isNode(originalTarget)) {
       target = { node: originalTarget as INode };
@@ -25,11 +31,11 @@ export class ActiveTracker implements IActiveTracker {
   }
 
   get currentNode() {
-    return (this._target as IPublicTypeActiveTarget)?.node;
+    return (this._target as ActiveTarget)?.node;
   }
 
   get detail() {
-    return (this._target as IPublicTypeActiveTarget)?.detail;
+    return (this._target as ActiveTarget)?.detail;
   }
 
   /**
@@ -41,10 +47,10 @@ export class ActiveTracker implements IActiveTracker {
   }
 
   get instance() {
-    return (this._target as IPublicTypeActiveTarget)?.instance;
+    return (this._target as ActiveTarget)?.instance;
   }
 
-  onChange(fn: (target: IPublicTypeActiveTarget) => void): () => void {
+  onChange(fn: (target: ActiveTarget) => void): () => void {
     this.emitter.addListener('change', fn);
     return () => {
       this.emitter.removeListener('change', fn);
diff --git a/packages/designer/src/designer/location.ts b/packages/designer/src/designer/location.ts
index 59d32f048..08c168091 100644
--- a/packages/designer/src/designer/location.ts
+++ b/packages/designer/src/designer/location.ts
@@ -7,9 +7,9 @@ import {
   IPublicTypeRect,
   IPublicTypeLocationDetail,
   IPublicTypeLocationData,
+  IPublicModelLocateEvent,
 } from '@alilc/lowcode-types';
 
-
 export interface Point {
   clientX: number;
   clientY: number;
@@ -99,11 +99,15 @@ function isDocument(elem: any): elem is Document {
 export function getWindow(elem: Element | Document): Window {
   return (isDocument(elem) ? elem : elem.ownerDocument!).defaultView!;
 }
-export interface IDropLocation extends IPublicModelDropLocation {
+export interface IDropLocation extends Omit< IPublicModelDropLocation, 'target' | 'clone' > {
 
   readonly source: string;
 
+  get target(): INode;
+
   get document(): IPublicModelDocumentModel;
+
+  clone(event: IPublicModelLocateEvent): IDropLocation;
 }
 
 export class DropLocation implements IDropLocation {
@@ -126,7 +130,7 @@ export class DropLocation implements IDropLocation {
     this.event = event;
   }
 
-  clone(event: ILocateEvent): DropLocation {
+  clone(event: ILocateEvent): IDropLocation {
     return new DropLocation({
       target: this.target,
       detail: this.detail,
diff --git a/packages/designer/src/designer/setting/setting-entry.ts b/packages/designer/src/designer/setting/setting-entry.ts
index 9d07001e5..a625e9424 100644
--- a/packages/designer/src/designer/setting/setting-entry.ts
+++ b/packages/designer/src/designer/setting/setting-entry.ts
@@ -1,11 +1,11 @@
 import { IPublicModelSettingTarget } from '@alilc/lowcode-types';
-import { ComponentMeta } from '../../component-meta';
+import { IComponentMeta } from '../../component-meta';
 import { Designer } from '../designer';
-import { Node } from '../../document';
+import { INode } from '../../document';
 
 export interface SettingEntry extends IPublicModelSettingTarget {
-  readonly nodes: Node[];
-  readonly componentMeta: ComponentMeta | null;
+  readonly nodes: INode[];
+  readonly componentMeta: IComponentMeta | null;
   readonly designer: Designer;
 
   // 顶端
diff --git a/packages/designer/src/designer/setting/setting-prop-entry.ts b/packages/designer/src/designer/setting/setting-prop-entry.ts
index c632c8c37..3c3cee9d3 100644
--- a/packages/designer/src/designer/setting/setting-prop-entry.ts
+++ b/packages/designer/src/designer/setting/setting-prop-entry.ts
@@ -2,8 +2,8 @@ import { obx, computed, makeObservable, runInAction, IEventBus, createModuleEven
 import { GlobalEvent, IPublicModelEditor, IPublicTypeSetValueOptions } from '@alilc/lowcode-types';
 import { uniqueId, isJSExpression, isSettingField } from '@alilc/lowcode-utils';
 import { SettingEntry } from './setting-entry';
-import { Node } from '../../document';
-import { ComponentMeta } from '../../component-meta';
+import { INode } from '../../document';
+import { IComponentMeta } from '../../component-meta';
 import { Designer } from '../designer';
 import { Setters } from '@alilc/lowcode-shell';
 
@@ -19,9 +19,9 @@ export class SettingPropEntry implements SettingEntry {
 
   readonly setters: Setters;
 
-  readonly nodes: Node[];
+  readonly nodes: INode[];
 
-  readonly componentMeta: ComponentMeta | null;
+  readonly componentMeta: IComponentMeta | null;
 
   readonly designer: Designer;
 
diff --git a/packages/designer/src/document/node/props/prop.ts b/packages/designer/src/document/node/props/prop.ts
index 642783588..84cceb919 100644
--- a/packages/designer/src/document/node/props/prop.ts
+++ b/packages/designer/src/document/node/props/prop.ts
@@ -11,12 +11,14 @@ export const UNSET = Symbol.for('unset');
 // eslint-disable-next-line no-redeclare
 export type UNSET = typeof UNSET;
 
-export interface IProp extends Omit<IPublicModelProp, 'exportSchema' | 'node'> {
+export interface IProp extends Omit<IPublicModelProp, 'exportSchema' | 'node' | 'slotNode' > {
 
   readonly props: Props;
 
   readonly owner: INode;
 
+  get slotNode(): INode | null;
+
   delete(prop: Prop): void;
 
   export(stage: IPublicEnumTransformStage): IPublicTypeCompositeValue;
@@ -113,8 +115,8 @@ export class Prop implements IProp, IPropParent {
 
   private _slotNode?: INode;
 
-  get slotNode(): INode | undefined | null {
-    return this._slotNode;
+  get slotNode(): INode | null {
+    return this._slotNode || null;
   }
 
   @obx.shallow private _items: Prop[] | null = null;
diff --git a/packages/shell/src/model/active-tracker.ts b/packages/shell/src/model/active-tracker.ts
index 77ddeffab..41871aacb 100644
--- a/packages/shell/src/model/active-tracker.ts
+++ b/packages/shell/src/model/active-tracker.ts
@@ -1,5 +1,5 @@
 import { IPublicModelActiveTracker, IPublicModelNode, IPublicTypeActiveTarget } from '@alilc/lowcode-types';
-import { IActiveTracker as InnerActiveTracker, INode as InnerNode } from '@alilc/lowcode-designer';
+import { IActiveTracker as InnerActiveTracker, ActiveTarget } from '@alilc/lowcode-designer';
 import { Node as ShellNode } from './node';
 import { nodeSymbol } from '../symbols';
 
@@ -16,9 +16,9 @@ export class ActiveTracker implements IPublicModelActiveTracker {
     if (!fn) {
       return () => {};
     }
-    return this[activeTrackerSymbol].onChange((t: IPublicTypeActiveTarget) => {
+    return this[activeTrackerSymbol].onChange((t: ActiveTarget) => {
       const { node: innerNode, detail, instance } = t;
-      const publicNode = ShellNode.create(innerNode as InnerNode);
+      const publicNode = ShellNode.create(innerNode);
       const publicActiveTarget = {
         node: publicNode!,
         detail,
diff --git a/packages/shell/src/model/drop-location.ts b/packages/shell/src/model/drop-location.ts
index d927c969f..f38e74a07 100644
--- a/packages/shell/src/model/drop-location.ts
+++ b/packages/shell/src/model/drop-location.ts
@@ -2,7 +2,7 @@ import {
   IDropLocation as InnerDropLocation,
 } from '@alilc/lowcode-designer';
 import { dropLocationSymbol } from '../symbols';
-import { Node } from './node';
+import { Node as ShellNode } from './node';
 import { IPublicModelDropLocation, IPublicTypeLocationDetail, IPublicModelLocateEvent } from '@alilc/lowcode-types';
 
 export class DropLocation implements IPublicModelDropLocation {
@@ -20,7 +20,7 @@ export class DropLocation implements IPublicModelDropLocation {
   }
 
   get target() {
-    return Node.create(this[dropLocationSymbol].target);
+    return ShellNode.create(this[dropLocationSymbol].target);
   }
 
   get detail(): IPublicTypeLocationDetail {
diff --git a/packages/shell/src/model/node.ts b/packages/shell/src/model/node.ts
index 40bad153d..ba2412e89 100644
--- a/packages/shell/src/model/node.ts
+++ b/packages/shell/src/model/node.ts
@@ -335,6 +335,7 @@ export class Node implements IPublicModelNode {
     }
     const shellNode = new Node(node);
     // @ts-ignore 挂载 shell node 实例
+    // eslint-disable-next-line no-param-reassign
     node[shellNodeSymbol] = shellNode;
     return shellNode;
   }
diff --git a/packages/shell/src/model/resource.ts b/packages/shell/src/model/resource.ts
index 0ca3f2445..3fa625ed6 100644
--- a/packages/shell/src/model/resource.ts
+++ b/packages/shell/src/model/resource.ts
@@ -1,7 +1,6 @@
 import { IPublicModelResource } from '@alilc/lowcode-types';
 import { Resource as InnerResource } from '@alilc/lowcode-workspace';
 import { resourceSymbol } from '../symbols';
-import { ResourceType } from './resource-type';
 
 export class Resource implements IPublicModelResource {
   readonly [resourceSymbol]: InnerResource;
diff --git a/packages/shell/src/model/setting-prop-entry.ts b/packages/shell/src/model/setting-prop-entry.ts
index b28c4adf0..88861cac4 100644
--- a/packages/shell/src/model/setting-prop-entry.ts
+++ b/packages/shell/src/model/setting-prop-entry.ts
@@ -12,9 +12,9 @@ import {
   IPublicTypeSetValueOptions,
 } from '@alilc/lowcode-types';
 import { settingPropEntrySymbol } from '../symbols';
-import { Node } from './node';
-import { SettingTopEntry } from './setting-top-entry';
-import { ComponentMeta } from './component-meta';
+import { Node as ShellNode } from './node';
+import { SettingTopEntry as ShellSettingTopEntry } from './setting-top-entry';
+import { ComponentMeta as ShellComponentMeta } from './component-meta';
 import { isCustomView } from '@alilc/lowcode-utils';
 
 export class SettingPropEntry implements IPublicModelSettingPropEntry {
@@ -92,14 +92,14 @@ export class SettingPropEntry implements IPublicModelSettingPropEntry {
   }
 
   get props(): IPublicModelSettingTopEntry {
-    return SettingTopEntry.create(this[settingPropEntrySymbol].props);
+    return ShellSettingTopEntry.create(this[settingPropEntrySymbol].props);
   }
 
   /**
    * 获取设置属性对应的节点实例
    */
   get node(): IPublicModelNode | null {
-    return Node.create(this[settingPropEntrySymbol].getNode());
+    return ShellNode.create(this[settingPropEntrySymbol].getNode());
   }
 
   /**
@@ -113,7 +113,7 @@ export class SettingPropEntry implements IPublicModelSettingPropEntry {
    * 获取顶级设置属性
    */
   get top(): IPublicModelSettingTopEntry {
-    return SettingTopEntry.create(this[settingPropEntrySymbol].top);
+    return ShellSettingTopEntry.create(this[settingPropEntrySymbol].top);
   }
 
   /**
@@ -127,7 +127,7 @@ export class SettingPropEntry implements IPublicModelSettingPropEntry {
    * componentMeta
    */
   get componentMeta(): IPublicModelComponentMeta | null {
-    return ComponentMeta.create(this[settingPropEntrySymbol].componentMeta);
+    return ShellComponentMeta.create(this[settingPropEntrySymbol].componentMeta);
   }
 
   /**
@@ -233,7 +233,7 @@ export class SettingPropEntry implements IPublicModelSettingPropEntry {
    * @returns
    */
   getProps(): IPublicModelSettingTopEntry {
-    return SettingTopEntry.create(this[settingPropEntrySymbol].getProps() as SettingEntry) as any;
+    return ShellSettingTopEntry.create(this[settingPropEntrySymbol].getProps() as SettingEntry);
   }
 
   /**
diff --git a/packages/shell/src/model/setting-top-entry.ts b/packages/shell/src/model/setting-top-entry.ts
index 0c5fd2565..ddcd16471 100644
--- a/packages/shell/src/model/setting-top-entry.ts
+++ b/packages/shell/src/model/setting-top-entry.ts
@@ -1,7 +1,7 @@
 import { SettingEntry } from '@alilc/lowcode-designer';
 import { settingTopEntrySymbol } from '../symbols';
-import { Node } from './node';
-import { SettingPropEntry } from './setting-prop-entry';
+import { Node as ShellNode } from './node';
+import { SettingPropEntry as ShellSettingPropEntry } from './setting-prop-entry';
 import { IPublicModelSettingTopEntry, IPublicModelNode, IPublicModelSettingPropEntry } from '@alilc/lowcode-types';
 
 export class SettingTopEntry implements IPublicModelSettingTopEntry {
@@ -19,7 +19,7 @@ export class SettingTopEntry implements IPublicModelSettingTopEntry {
    * 返回所属的节点实例
    */
   get node(): IPublicModelNode | null {
-    return Node.create(this[settingTopEntrySymbol].getNode());
+    return ShellNode.create(this[settingTopEntrySymbol].getNode());
   }
 
   /**
@@ -28,7 +28,7 @@ export class SettingTopEntry implements IPublicModelSettingTopEntry {
    * @returns
    */
   get(propName: string | number): IPublicModelSettingPropEntry {
-    return SettingPropEntry.create(this[settingTopEntrySymbol].get(propName) as any);
+    return ShellSettingPropEntry.create(this[settingTopEntrySymbol].get(propName) as any);
   }
 
   /**
diff --git a/packages/shell/src/model/window.ts b/packages/shell/src/model/window.ts
index 8645e3e09..06e408a96 100644
--- a/packages/shell/src/model/window.ts
+++ b/packages/shell/src/model/window.ts
@@ -1,7 +1,7 @@
 import { windowSymbol } from '../symbols';
 import { IPublicModelResource, IPublicModelWindow } from '@alilc/lowcode-types';
 import { EditorWindow } from '@alilc/lowcode-workspace';
-import { Resource } from './resource';
+import { Resource as ShellResource } from './resource';
 
 export class Window implements IPublicModelWindow {
   private readonly [windowSymbol]: EditorWindow;
@@ -19,7 +19,7 @@ export class Window implements IPublicModelWindow {
   }
 
   get resource(): IPublicModelResource {
-    return new Resource(this[windowSymbol].resource);
+    return new ShellResource(this[windowSymbol].resource);
   }
 
   constructor(editorWindow: EditorWindow) {
diff --git a/packages/types/src/shell/model/drop-location.ts b/packages/types/src/shell/model/drop-location.ts
index 11ae888ac..e25522bce 100644
--- a/packages/types/src/shell/model/drop-location.ts
+++ b/packages/types/src/shell/model/drop-location.ts
@@ -7,7 +7,7 @@ export interface IPublicModelDropLocation {
    * 拖拽位置目标
    * get target of dropLocation
    */
-  get target(): IPublicModelNode;
+  get target(): IPublicModelNode | null;
 
   /**
    * 拖拽放置位置详情