diff --git a/src/controllers/handler.js b/src/controllers/handler.js
index 24b8e3e..311f741 100644
--- a/src/controllers/handler.js
+++ b/src/controllers/handler.js
@@ -4853,6 +4853,9 @@ export default function luckysheetHandler() {
                     selection.pasteHandlerOfCopyPaste(Store.luckysheet_copy_save);
                 }
             }
+            else if(txtdata.indexOf("luckysheet_copy_action_image") > - 1){
+                imageCtrl.pasteImgItem();
+            }
             else {
                 if (txtdata.indexOf("table") > -1) {
                     $("#luckysheet-copy-content").html(txtdata);
diff --git a/src/controllers/imageCtrl.js b/src/controllers/imageCtrl.js
index c1b9a1a..2749b6b 100644
--- a/src/controllers/imageCtrl.js
+++ b/src/controllers/imageCtrl.js
@@ -48,7 +48,10 @@ const imageCtrl = {
     cropChange: null,  
     cropChangeXY: null,
     cropChangeObj: null,
+    copyImgItemObj: null,
     inserImg: function(src){
+        let _this = this;
+
         let rowIndex = Store.luckysheet_select_save[0].row_focus || 0;
         let colIndex = Store.luckysheet_select_save[0].column_focus || 0;
         let left = colIndex == 0 ? 0 : Store.visibledatacolumn[colIndex - 1];
@@ -67,7 +70,7 @@ const imageCtrl = {
                 originHeight: height
             }
 
-            imageCtrl.addImgItem(img);
+            _this.addImgItem(img);
         }
         image.src = src;
     },
@@ -615,6 +618,8 @@ const imageCtrl = {
             "top": -imgItem.border.width,
             "bottom": -imgItem.border.width,
         })
+
+        _this.currentImgId = null;
     },
     addImgItem: function(img) {
         let _this = this;
@@ -855,6 +860,64 @@ const imageCtrl = {
 
         _this.ref();
     },
+    copyImgItem: function(e) {
+        let _this = this;
+
+        _this.copyImgItemObj = $.extend(true, {}, _this.images[_this.currentImgId]);
+
+        let clipboardData = window.clipboardData; //for IE
+        if (!clipboardData) { // for chrome
+            clipboardData = e.originalEvent.clipboardData;
+        }
+
+        let cpdata = '<table data-type="luckysheet_copy_action_image"><tr><td><td></tr></table>';
+
+        if (!clipboardData) {
+            let textarea = $("#luckysheet-copy-content");
+            textarea.html(cpdata);
+            textarea.focus();
+            textarea.select();
+            document.execCommand("selectAll");
+            document.execCommand("Copy");
+            // 等50毫秒，keyPress事件发生了再去处理数据
+            setTimeout(function () { 
+                $("#luckysheet-copy-content").blur(); 
+            }, 10);
+        }
+        else {
+            clipboardData.setData('Text', cpdata);
+            return false;//否则设不生效
+        }
+    },
+    pasteImgItem: function() {
+        let _this = this;
+
+        let rowIndex = Store.luckysheet_select_save[0].row_focus || 0;
+        let colIndex = Store.luckysheet_select_save[0].column_focus || 0;
+        let left = colIndex == 0 ? 0 : Store.visibledatacolumn[colIndex - 1];
+        let top = rowIndex == 0 ? 0 : Store.visibledatarow[rowIndex - 1];
+
+        let img = $.extend(true, {}, _this.copyImgItemObj);
+        
+        img.default.left = left - img.crop.offsetLeft;
+        img.default.top = top - img.crop.offsetTop;
+
+        let scrollTop = $("#luckysheet-cell-main").scrollTop(), 
+            scrollLeft = $("#luckysheet-cell-main").scrollLeft();
+
+        img.fixedLeft = img.default.left - scrollLeft + Store.rowHeaderWidth;
+        img.fixedTop = img.default.top - scrollTop + Store.infobarHeight + Store.toolbarHeight + Store.calculatebarHeight + Store.columeHeaderHeight;
+
+        let id = _this.generateRandomId();
+        let modelHtml = _this.modelHtml(id, img);
+
+        $("#luckysheet-image-showBoxs .img-list").append(modelHtml);
+
+        _this.images[id] = img;
+        _this.ref();
+
+        _this.init();
+    },
     allImagesShow: function() {
         let _this = this;
         
diff --git a/src/controllers/keyboard.js b/src/controllers/keyboard.js
index fa15d37..f2548f2 100644
--- a/src/controllers/keyboard.js
+++ b/src/controllers/keyboard.js
@@ -14,6 +14,7 @@ import { selectHightlightShow, selectIsOverlap } from './select';
 import selection from './selection';
 import searchReplace from './searchReplace';
 import controlHistory from './controlHistory';
+import imageCtrl from './imageCtrl';
 
 import { 
     getByteLen,
@@ -313,8 +314,6 @@ export function keyboardInitial(){
             
             return;
         }
-
-
         
         let $inputbox = $("#luckysheet-input-box");
         
@@ -433,6 +432,11 @@ export function keyboardInitial(){
                     $("#luckysheet-icon-bold").click();
                 }
                 else if (kcode == 67) {//Ctrl + C  复制
+                    if(imageCtrl.currentImgId != null){
+                        imageCtrl.copyImgItem(event);
+                        return;
+                    }
+
                     //复制时存在格式刷状态，取消格式刷
                     if(menuButton.luckysheetPaintModelOn){
                         menuButton.cancelPaintModel();
@@ -749,10 +753,19 @@ export function keyboardInitial(){
                 selectHightlightShow();
             }
             else if (kcode == keycode.DELETE) {
-                $("#luckysheet-delete-text").click();
+                if(imageCtrl.currentImgId != null){
+                    imageCtrl.removeImgItem();
+                }
+                else{
+                    $("#luckysheet-delete-text").click();
+                }
 
                 event.preventDefault();
             }
+            else if(kcode == 8 && imageCtrl.currentImgId != null){
+                imageCtrl.removeImgItem();
+                event.preventDefault();
+            }
             else if (kcode == keycode.UP) {
                 if (parseInt($inputbox.css("top")) > 0 || $(event.target).hasClass("formulaInputFocus") || $("#luckysheet-singleRange-dialog").is(":visible") || $("#luckysheet-multiRange-dialog").is(":visible")) {
                     return;
diff --git a/src/controllers/luckysheetConfigsetting.js b/src/controllers/luckysheetConfigsetting.js
index 656d1c0..70c2cc2 100644
--- a/src/controllers/luckysheetConfigsetting.js
+++ b/src/controllers/luckysheetConfigsetting.js
@@ -26,6 +26,8 @@ const luckysheetConfigsetting = {
     
     editMode: false,
     beforeCreateDom: null,
+    workbookCreateBefore: null,
+    workbookCreateAfter: null,
     fireMousedown: null,
     plugins:[],
     forceCalculation:false,//强制刷新公式，公式较多会有性能问题，慎用
diff --git a/src/controllers/sheetmanage.js b/src/controllers/sheetmanage.js
index 50642d4..29af1a2 100644
--- a/src/controllers/sheetmanage.js
+++ b/src/controllers/sheetmanage.js
@@ -761,10 +761,15 @@ const sheetmanage = {
                         }
                     }
 
+                    //钩子函数 表格创建之前触发
                     if(typeof luckysheetConfigsetting.beforeCreateDom == "function" ){
                         luckysheetConfigsetting.beforeCreateDom(luckysheet);
                     }
 
+                    if(typeof luckysheetConfigsetting.workbookCreateBefore == "function"){
+                        luckysheetConfigsetting.workbookCreateBefore(luckysheet);
+                    }
+
                     if(luckysheetConfigsetting.pointEdit){
                         setTimeout(function(){
                             $("#luckysheetloadingdata").remove();
diff --git a/src/core.js b/src/core.js
index 24a8044..ccbc140 100644
--- a/src/core.js
+++ b/src/core.js
@@ -95,6 +95,8 @@ luckysheet.create = function (setting) {
 
     luckysheetConfigsetting.editMode = extendsetting.editMode;
     luckysheetConfigsetting.beforeCreateDom = extendsetting.beforeCreateDom;
+    luckysheetConfigsetting.workbookCreateBefore = extendsetting.workbookCreateBefore;
+    luckysheetConfigsetting.workbookCreateAfter = extendsetting.workbookCreateAfter;
 
     luckysheetConfigsetting.fireMousedown = extendsetting.fireMousedown;
     luckysheetConfigsetting.forceCalculation = extendsetting.forceCalculation;
diff --git a/src/global/api.js b/src/global/api.js
index cef2304..9b52cc4 100644
--- a/src/global/api.js
+++ b/src/global/api.js
@@ -93,20 +93,26 @@ export function getCellValue(row, column, options = {}) {
  * @param {Function} options.success 操作结束的回调函数
  */
 export function setCellValue(row, column, value, options = {}) {
-    if (row == null && column == null) {
-        return tooltip.info('Arguments row or column cannot be null or undefined.', '')
+    if (getObjType(row) != "number" || getObjType(column) != "number") {
+        return tooltip.info('The row or column parameter is invalid.', '');
     }
-    let curSheetOrder = getSheetIndex(Store.currentSheetIndex);
+
     let {
-        index = Store.currentSheetIndex,
-        order = curSheetOrder,
+        order = getSheetIndex(Store.currentSheetIndex),
         isRefresh = true,
         success
     } = {...options}
+
+    let file = Store.luckysheetfile[order];
+
+    if(file == null){
+        return tooltip.info("The order parameter is invalid.", ""); 
+    }
     
-    let luckysheetfile = getluckysheetfile();
-    let arrayIndex = getSheetIndex(index);
-    let data = luckysheetfile[arrayIndex].data;
+    let data = $.extend(true, [], file.data);
+    if(data.length == 0){
+        data = sheetmanage.buildGridData(file);
+    }
     
     // luckysheetformula.updatecell(row, column, value);
     let formatList = {
@@ -130,7 +136,12 @@ export function setCellValue(row, column, value, options = {}) {
         //f: 1, //formula
         qp:1 //quotePrefix, show number as string
     }
-    if(value instanceof Object){
+
+    if(value == null || value.toString().length == 0){
+        formula.delFunctionGroup(row, column);
+        setcellvalue(row, column, data, value);
+    }
+    else if(value instanceof Object){
         let curv = {};
         if(value.f!=null && value.v==null){
             curv.f = value.f;
@@ -163,22 +174,20 @@ export function setCellValue(row, column, value, options = {}) {
         }
     }
     else{
-        if(value.substr(0,1)=="=" || value.substr(0,5)=="<span"){
+        if(value.toString().substr(0,1)=="=" || value.toString().substr(0,5)=="<span"){
             data = luckysheetformula.updatecell(row, column, value, false).data;//update formula value or convert inline string html to object
         }
         else{
             formula.delFunctionGroup(row, column);
             setcellvalue(row, column, data, value);
         }
-        
     }
 
-
-    if(isRefresh){
+    if(file.index == Store.currentSheetIndex && isRefresh){
         jfrefreshgrid(data, [{ "row": [row, row], "column": [column, column] }]);//update data, meanwhile refresh canvas and store data to history
     }
     else{
-        luckysheetfile[arrayIndex] = data;//only update data
+        file.data = data;//only update data
     }
 
     if (success && typeof success === 'function') {