diff --git a/typescript/core/controller/controller.layer.ts b/typescript/core/controller/controller.layer.ts
new file mode 100644
index 000000000..9353a41b0
--- /dev/null
+++ b/typescript/core/controller/controller.layer.ts
@@ -0,0 +1,5 @@
+import { Controller } from '../controller';
+
+export declare class LayerController extends Controller {
+  make(name: string, container: , op, context) 
+}
\ No newline at end of file
diff --git a/typescript/core/utils/aes.ts b/typescript/core/utils/aes.ts
new file mode 100644
index 000000000..d6e93a497
--- /dev/null
+++ b/typescript/core/utils/aes.ts
@@ -0,0 +1,4 @@
+export type _aes = {
+  aesEncrypt: (text: string, key:string) => string
+  aesDecrypt: (text: string, key:string) => string
+}
\ No newline at end of file
diff --git a/typescript/core/utils/aspect.ts b/typescript/core/utils/aspect.ts
new file mode 100644
index 000000000..94b4eed10
--- /dev/null
+++ b/typescript/core/utils/aspect.ts
@@ -0,0 +1,4 @@
+export type _aspect = {
+  before: (target: object, methodName: string, advice: Function) => { advice: Function, index: number, remove: () => void}
+  after: (target: object, methodName: string, advice: Function) => { advice: Function, index: number, remove: () => void}
+}
\ No newline at end of file
diff --git a/typescript/core/utils/base64.ts b/typescript/core/utils/base64.ts
new file mode 100644
index 000000000..3bbfefcf4
--- /dev/null
+++ b/typescript/core/utils/base64.ts
@@ -0,0 +1,4 @@
+export type _base64 = {
+  encode: (input: string) => string
+  decode: (text: string) => string
+}
\ No newline at end of file
diff --git a/typescript/core/utils/cache.ts b/typescript/core/utils/cache.ts
new file mode 100644
index 000000000..3f1b788e2
--- /dev/null
+++ b/typescript/core/utils/cache.ts
@@ -0,0 +1,14 @@
+export type _cache = {
+  setUsername: (username: string) => void
+  getUsername: () => string
+  _getKeyPrefix: () => string
+  _generateKey: (key?: string) => void
+  getItem: (key?: string) => string
+  setItem: (key: string, value: any) => void
+  removeItem: (key: string) => void
+  clear: () => void
+  keys: () => string[]
+  addCookie: (name: string, value: any, path?: string, expiresHours?: number) => void
+  getCookie: (name: string) => string
+  deleteCookie: (name: string, path?: string) => void
+}
\ No newline at end of file
diff --git a/typescript/core/utils/cellSizeAndPositionManager.ts b/typescript/core/utils/cellSizeAndPositionManager.ts
new file mode 100644
index 000000000..3312d33cd
--- /dev/null
+++ b/typescript/core/utils/cellSizeAndPositionManager.ts
@@ -0,0 +1,47 @@
+export declare class CellSizeAndPositionManager {
+  _cellSizeGetter: (index: number) => number;
+  _cellCount: number;
+  _estimatedCellSize: number;
+  _cellSizeAndPositionData: object;
+  _lastMeasuredIndex: number;
+
+  constructor(cellCount: number, cellSizeGetter: (index: number) => number, estimatedCellSize: number);
+  
+  configure(cellCount: number, estimatedCellSize: number): void;
+  getCellCount(): number;
+  getEstimatedCellSize(): number;
+  getLastMeasuredIndex(): number;
+  getSizeAndPositionOfCell(index: number): { offset: number, size: number};
+  getSizeAndPositionOfLastMeasuredCell(): { offset: number, size: number};
+  getTotalSize(): number;
+  getUpdatedOffsetForIndex(align: string, containerSize:number, currentOffset:number, targetIndex:number): number;
+  getVisibleCellRange(containerSize: number, offset: number): { start: number, stop: number};
+  resetCell(index: number): void;
+  _binarySearch(high: number, low: number, offset: number): number;
+  _exponentialSearch(index: number, offset: number): number;
+  _findNearestCell(offset: number):number;
+
+}
+
+export declare class ScalingCellSizeAndPositionManager {
+  _cellSizeAndPositionManager: CellSizeAndPositionManager;
+  _maxScrollSize: number;
+
+  constructor(cellCount: number, cellSizeGetter: (index: number) => number, estimatedCellSize: number, maxScrollSize: number);
+  
+  configure(): void;
+  getCellCount(): number;
+  getEstimatedCellSize(): number;
+  getLastMeasuredIndex(): number;
+  getOffsetAdjustment(containerSize: number, offset: number):number;
+  getSizeAndPositionOfCell(index: number): number;
+  getSizeAndPositionOfLastMeasuredCell(): number;
+  getTotalSize(): number;
+  getUpdatedOffsetForIndex(align: number, containerSize: number, currentOffset: number, targetIndex: number): number;
+  getVisibleCellRange(containerSize: number, offset: number): { start: number, stop: number};
+  resetCell(index: number): void;
+  _getOffsetPercentage(containerSize: number, offset: number, totalSize: number): number;
+  _offsetToSafeOffset(containerSize: number, offset: number): number;
+  _safeOffsetToOffset(containerSize: number, offset: number): number;
+
+}
\ No newline at end of file
diff --git a/typescript/core/utils/chinesePY.ts b/typescript/core/utils/chinesePY.ts
new file mode 100644
index 000000000..d2f9aa627
--- /dev/null
+++ b/typescript/core/utils/chinesePY.ts
@@ -0,0 +1,3 @@
+export type _chinesePY = {
+  makeFirstPY: (str: string, options: { ignoreMulti?: boolean, splitChar?: string }) => string
+}
\ No newline at end of file
diff --git a/typescript/core/utils/events/mousemovetracker.ts b/typescript/core/utils/events/mousemovetracker.ts
new file mode 100644
index 000000000..e8f41fcfe
--- /dev/null
+++ b/typescript/core/utils/events/mousemovetracker.ts
@@ -0,0 +1,8 @@
+export declare class MouseMoveTracker {
+  captureMouseMoves(event: MouseEvent): void;
+  releaseMouseMoves(): void;
+  isDragging(): boolean;
+  _onMouseMove(event: MouseEvent): void;
+  _didMouseMove(): void;
+  _onMouseUp(): void;
+}
\ No newline at end of file
diff --git a/typescript/core/utils/events/wheelhandler.ts b/typescript/core/utils/events/wheelhandler.ts
new file mode 100644
index 000000000..ca4e8f192
--- /dev/null
+++ b/typescript/core/utils/events/wheelhandler.ts
@@ -0,0 +1,4 @@
+export declare class WheelHandler {
+  onWheel(event: WheelEvent): void
+  _didWheel(): void
+}
\ No newline at end of file
diff --git a/typescript/core/utils/heap.ts b/typescript/core/utils/heap.ts
new file mode 100644
index 000000000..4afacfe06
--- /dev/null
+++ b/typescript/core/utils/heap.ts
@@ -0,0 +1,13 @@
+export declare class Heap<T> {
+  _items: T[];
+  _size: number;
+  _comparator: (a: T, b: T) => boolean;
+
+  constructor(items: T[], comparator?: (a: T, b: T) => boolean);
+
+  empty(): boolean;
+  pop(): T;
+  push(item: T): void;
+  size(): number;
+  peek(): T;
+}
\ No newline at end of file
diff --git a/typescript/core/utils/index.ts b/typescript/core/utils/index.ts
new file mode 100644
index 000000000..42b340588
--- /dev/null
+++ b/typescript/core/utils/index.ts
@@ -0,0 +1,34 @@
+import { _aes } from './aes';
+import { _aspect } from './aspect';
+import { _base64 } from './base64';
+import { _cache } from './cache';
+import { _chinesePY } from './chinesePY';
+import { MouseMoveTracker } from './events/mousemovetracker';
+import { WheelHandler } from './events/wheelhandler';
+import { CellSizeAndPositionManager, ScalingCellSizeAndPositionManager } from './cellSizeAndPositionManager';
+import { Heap } from './heap';
+import { LinkedHashMap } from './linkedHashMap';
+import { LRU } from './lru';
+import { PrefixIntervalTree } from './prefixIntervalTree';
+import { Queue } from './queue';
+import { Section } from './sectionManager';
+import { Tree } from './tree';
+import { Vector, Region } from './vector';
+
+export interface _utils extends _aes, _base64, _chinesePY {
+  aspect: _aspect
+  Cache: _cache
+  MouseMoveTracker: typeof MouseMoveTracker
+  WheelHandler: typeof WheelHandler
+  CellSizeAndPositionManager: typeof CellSizeAndPositionManager
+  ScalingCellSizeAndPositionManager: typeof ScalingCellSizeAndPositionManager
+  Heap: typeof Heap
+  LinkedHashMap: typeof LinkedHashMap
+  LRU: typeof LRU
+  PrefixIntervalTree: typeof PrefixIntervalTree
+  Queue: typeof Queue
+  Section: typeof Section
+  Tree: typeof Tree
+  Vector: typeof Vector
+  Region: typeof Region
+}
diff --git a/typescript/core/utils/linkedHashMap.ts b/typescript/core/utils/linkedHashMap.ts
new file mode 100644
index 000000000..f797df2d4
--- /dev/null
+++ b/typescript/core/utils/linkedHashMap.ts
@@ -0,0 +1,11 @@
+export declare class LinkedHashMap {
+  array: any[];
+  map: object;
+  has(key: any): boolean;
+  add(key: any,value: any): void;
+  remove(key: any): void;
+  size(): number;
+  each(fn: (key?: any, value?: any, i?: number, array?: any[], map?: object) => any): void;
+  get(key: any): any;
+  toArray(): any[];
+}
\ No newline at end of file
diff --git a/typescript/core/utils/lru.ts b/typescript/core/utils/lru.ts
new file mode 100644
index 000000000..a6eafb452
--- /dev/null
+++ b/typescript/core/utils/lru.ts
@@ -0,0 +1,14 @@
+export declare class LRU {
+  size: number;
+  limit: number;
+  head: object;
+  tail: object;
+  _keymap: object;
+
+  constructor(limit?: number);
+
+  put(key: any, value: any):void
+  shift(): object;
+  get(key: any, returnEntry?: boolean): any;
+  has(key: any): boolean
+}
\ No newline at end of file
diff --git a/typescript/core/utils/prefixIntervalTree.ts b/typescript/core/utils/prefixIntervalTree.ts
new file mode 100644
index 000000000..356f09bf9
--- /dev/null
+++ b/typescript/core/utils/prefixIntervalTree.ts
@@ -0,0 +1,19 @@
+export declare class PrefixIntervalTree {
+  _size: number;
+  _half: number;
+  _heap: Int32Array;
+  constructor(xs: any[]);
+  set(index: number, value: any): void;
+  get(index: number): any;
+  getSize(): number;
+  sumUntil(end: number):number;
+  sumTo(inclusiveEnd: number): number;
+  sum(begin: number, end: number):number;
+  greatestLowerBound(t: number): number;
+  greatestStrictLowerBound(t: number): number;
+  leastUpperBound(t: number): number;
+  leastStrictUpperBound(t: number): number;
+  static uniform(size: number, initialValue: any): PrefixIntervalTree;
+  static empty(size: number, initialValue: any): PrefixIntervalTree;
+
+}
\ No newline at end of file
diff --git a/typescript/core/utils/queue.ts b/typescript/core/utils/queue.ts
new file mode 100644
index 000000000..f7605218a
--- /dev/null
+++ b/typescript/core/utils/queue.ts
@@ -0,0 +1,21 @@
+export declare class Queue {
+  capacity: number;
+  array: any[];
+  constructor(capacity: number);
+  contains(v: any): boolean;
+  indexOf(v: any): boolean;
+  getElementByIndex(index: number): any;
+  push(v: any): void;
+  pop(): void;
+  shift(): void;
+  unshift(v: any): void;
+  remove(v: any): void;
+  splice(...args: any[]): void;
+  slice(start?: number, end?: number): void;
+  size(): number;
+  each(fn: (i?: number, item?: any, array?: any[]) => any, scope: object): void
+  toArray(): any[];
+  fromArray(array: any[]): void
+  clear(): void;  
+
+}
\ No newline at end of file
diff --git a/typescript/core/utils/sectionManager.ts b/typescript/core/utils/sectionManager.ts
new file mode 100644
index 000000000..959d5eb06
--- /dev/null
+++ b/typescript/core/utils/sectionManager.ts
@@ -0,0 +1,12 @@
+export declare class Section {
+  height: number;
+  width: number;
+  x: number;
+  y: number;
+  constructor(height: number, width: number, x: number, y: number);
+  addCellIndex(index: any): void;
+  getCellIndices(): any[];
+  getSections(height: number, width: number, x: number, y: number): Section[];
+  getTotalSectionCount(): number;
+  registerCell(cellMetadatum: { height: number, width: number, x: number, y: number }, index: any): void;
+}
\ No newline at end of file
diff --git a/typescript/core/utils/tree.ts b/typescript/core/utils/tree.ts
new file mode 100644
index 000000000..7ec4c83b6
--- /dev/null
+++ b/typescript/core/utils/tree.ts
@@ -0,0 +1,50 @@
+export declare class Node {
+  id: any;
+  set(key: any, value: any): void;
+  get(key: any): any;
+  isLeaf(): boolean;
+  getChildren(): Node[];
+  getChildrenLength(): number;
+  getFirstChild(): Node;
+  getLastChild(): Node;
+  setLeft(left: Node): void;
+  getLeft(): Node;
+  setRight(left: Node): void;
+  getRight(): Node;
+  setParent(parent: Node): void;
+  getParent(): Node;
+  getChild(index: number): Node;
+  getChildIndex(id: any): Node;
+  removeChild(id: any): void;
+  removeChildByIndex(index: number): void;
+  removeAllChilds(): void;
+  addChild(child: Node, index: number): void;
+  equals(obj: Node): boolean;
+  clear(): void;
+}
+
+
+export declare class Tree {
+  root: Node;
+  addNode(node: Node, newNode: Node, index: number):void;
+  isRoot(node: Node): boolean;
+  getRoot(): Node;
+  clear():void;
+  initTree(nodes: any[]):void;
+  toJSON(node: Node): object[];
+  toJSONWithNode(node: Node): object[];
+  search(root: Node, target: any, param?: any): boolean;
+  traverse(callback: Function): void;
+  recursion(callback: Function): void;
+  inOrderTraverse(callback: Function): void;
+  nrInOrderTraverse(callback: Function): void;
+  preOrderTraverse(callback: Function): void;
+  nrPreOrderTraverse(callback: Function): void;
+  postOrderTraverse(callback: Function): void;
+  nrPostOrderTraverse(callback: Function): void;
+  static transformToArrayFormat(nodes: Node | Node[], pId: any): Node[];
+  static arrayFormat(nodes: Node | Node[], pId: any): Node[];
+  static transformToTreeFormat(sNodes: Node | Node[]): Node[];
+  static treeFormat(sNodes: Node | Node[]): Node[];
+  static traversal(array: Node[], callback: Function, pNode: Node): void;
+}
\ No newline at end of file
diff --git a/typescript/core/utils/vector.ts b/typescript/core/utils/vector.ts
new file mode 100644
index 000000000..8cfdd79da
--- /dev/null
+++ b/typescript/core/utils/vector.ts
@@ -0,0 +1,18 @@
+export declare class Vector {
+  x: number;
+  y: number;
+  constructor(x: number,y: number);
+  cross(v: Vector): number;
+  length(v: Vector): number;
+}
+
+export declare class Region {
+  x: number;
+  y: number;
+  w: number;
+  h: number;
+  constructor(x: number,y: number,w: number,h: number);
+  isIntersects(obj: { x: number,y: number,w: number,h: number }):boolean;
+  isPointInside(x: number,y: number): boolean;
+  getPosition(): number[];
+}
\ No newline at end of file
diff --git a/typescript/index.ts b/typescript/index.ts
index 14e2d4896..83b60c4cc 100644
--- a/typescript/index.ts
+++ b/typescript/index.ts
@@ -144,8 +144,10 @@ import { FloatCenterLayout } from './core/wrapper/layout/middle/middle.float.cen
 import { _msg } from './base/foundation/message';
 import { _web } from './core/platform/web';
 import { DynamicYearMonthPopup } from './widget/yearmonth/popup.yearmonth';
+import { _utils } from './core/utils';
 
-export interface BI extends _func, _i18n, _base, _inject, _var, _web {
+
+export interface BI extends _func, _i18n, _base, _inject, _var, _web, _utils {
     OB: typeof OB;
     Plugin: _Plugin;
     Widget: typeof Widget;