diff --git a/src/css/luckysheet-core.css b/src/css/luckysheet-core.css
index 87514c0..164a0a4 100644
--- a/src/css/luckysheet-core.css
+++ b/src/css/luckysheet-core.css
@@ -1404,7 +1404,7 @@ body:not(.ewa-ipad) .jfgrid-cols-h-cell-nosel:hover, body:not(.ewa-ipad) .jfgrid
     margin-top: 2px;
     display: none;
     /*transition: all 0.1s;*/
-    background-color: rgba(252,195,195, 0.5);
+    background-color: rgba(194, 194, 194, 0.5);
 }
 
 .jfgrid-rows-h-selected {
@@ -1893,7 +1893,7 @@ body:not(.ewa-ipad) .jfgrid-cols-h-cell-nosel:hover, body:not(.ewa-ipad) .jfgrid
     position: absolute;
     pointer-events: none;
     z-index: 16;
-    border: 1px dashed #C83D3D;
+    border: 1px dashed #0188fb;
     margin: -1px 0 0 -1px;
     display: none;
     /*transition: all 0.1s;*/
@@ -1981,6 +1981,55 @@ body:not(.ewa-ipad) .jfgrid-cols-h-cell-nosel:hover, body:not(.ewa-ipad) .jfgrid
     width: 2px;
 }
 
+.jfgrid-cs-touchhandle{
+    display: none;
+    position: absolute;
+    width: 16px;
+    height: 16px;
+    padding: 5px;
+    z-index: 10;
+    pointer-events: auto;
+    touch-action: auto;
+}
+.jfgrid-cs-touchhandle:before{
+    content: '';
+    display: block;
+    width: 16px;
+    height: 16px;
+    border: 0.5px solid rgba(0, 0, 0, 0.15);
+    background-color: #ffffff;
+    box-sizing: border-box;
+    border-radius: 50%;
+}
+.jfgrid-cs-touchhandle-lt{
+    left: -13px;
+    top: -13px;
+}
+.jfgrid-cs-touchhandle-lb{
+    left: -13px;
+    bottom: -13px;
+}
+.jfgrid-cs-touchhandle-rt{
+    right: -13px;
+    top: -13px;
+}
+.jfgrid-cs-touchhandle-rb{
+    right: -13px;
+    bottom: -13px;
+}
+.jfgrid-cs-touchhandle .jfgrid-cs-touchhandle-btn{
+    position: absolute;
+    width: 10px;
+    height: 10px;
+    left: 8px;
+    top: 8px;
+    background-color: #018ffb;
+    background-position: center;
+    box-sizing: border-box;
+    border-radius: 50%;
+    z-index: 11;
+}
+
 #jfgrid-dynamicArray-hightShow {
     position: absolute;
     pointer-events: none;
diff --git a/src/luckysheet-core.js b/src/luckysheet-core.js
index 95aa03c..eea5254 100644
--- a/src/luckysheet-core.js
+++ b/src/luckysheet-core.js
@@ -372,6 +372,8 @@
                                                                 '<div class="jfgrid-cs-draghandle-bottom jfgrid-cs-draghandle"></div>' +
                                                                 '<div class="jfgrid-cs-draghandle-left jfgrid-cs-draghandle"></div>' +
                                                                 '<div class="jfgrid-cs-draghandle-right jfgrid-cs-draghandle"></div>' +
+                                                                '<div class="jfgrid-cs-touchhandle jfgrid-cs-touchhandle-lt"><div class="jfgrid-cs-touchhandle-btn"></div></div>' +
+                                                                '<div class="jfgrid-cs-touchhandle jfgrid-cs-touchhandle-rb"><div class="jfgrid-cs-touchhandle-btn"></div></div>' +
                                                             '</div>' +
                                                         '</div>' +
                                                         '<div id="jfgrid-postil-showBoxs"></div>' +
@@ -672,7 +674,7 @@
     jfgrid.jfgridConfigsetting = jfgridConfigsetting;
 
     var jfgriddefaultstyle = {
-        font: 'normal '+ Math.ceil(10*devicePixelRatio) +'pt 微软雅黑, "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Heiti SC", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif',
+        font: 'normal '+ Math.ceil(10 * window.devicePixelRatio) +'pt 微软雅黑, "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Heiti SC", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif',
         fillStyle: "#000000",
         textBaseline: "middle",
         strokeStyle: "#dfdfdf",
@@ -1783,9 +1785,177 @@
     };
 
     //设备是移动端
-    if(jfgrid.browser.mobilecheck()){
+    var mobilecheck = jfgrid.browser.mobilecheck();
+    if(mobilecheck){
         //去除滚动条
         cellMainSrollBarSize = 0;
+
+        //滑动滚动表格
+        var jfgrid_touchmove_status = false,
+            jfgrid_touchmove_startPos = {},
+            jfgrid_touchhandle_status = false;
+        $(document).on("touchstart", "#jfgrid-grid-window-1", function(event){
+            jfgrid_touchmove_status = true;
+
+            var touch = event.originalEvent.targetTouches[0];
+            jfgrid_touchmove_startPos = {
+                x: touch.pageX,
+                y: touch.pageY
+            }
+        })
+        $(document).on("touchmove", "#jfgrid-grid-window-1", function(event){
+            if(event.originalEvent.targetTouches.length > 1 || (event.scale && event.scale !== 1)){
+                return;
+            }
+
+            var touch = event.originalEvent.targetTouches[0];
+
+            if(jfgrid_touchmove_status){//滚动
+                var slideX = touch.pageX - jfgrid_touchmove_startPos.x;
+                var slideY = touch.pageY - jfgrid_touchmove_startPos.y;
+
+                jfgrid_touchmove_startPos = {
+                    x: touch.pageX,
+                    y: touch.pageY
+                }
+
+                var scrollLeft = $("#jfgrid-cell-main").scrollLeft();
+                var scrollTop = $("#jfgrid-cell-main").scrollTop();
+
+                scrollLeft -= slideX;
+                scrollTop -= slideY;
+
+                if(scrollLeft < 0){
+                    scrollLeft = 0;
+                }
+
+                if(scrollTop < 0){
+                    scrollTop = 0;
+                }
+
+                if(Math.abs(slideX) < Math.abs(slideY)){
+                    $("#jfgrid-scrollbar-y").scrollTop(scrollTop);
+                }
+                else{
+                    $("#jfgrid-scrollbar-x").scrollLeft(scrollLeft);
+                }
+            }
+            else if(jfgrid_touchhandle_status){//选区
+                var mouse = jfgrid.mouseposition(touch.pageX, touch.pageY);
+                var x = mouse[0] + $("#jfgrid-cell-main").scrollLeft();
+                var y = mouse[1] + $("#jfgrid-cell-main").scrollTop();
+
+                var rowLocation = jfgrid.rowLocation(y), 
+                    row = rowLocation[1], 
+                    row_pre = rowLocation[0], 
+                    row_index = rowLocation[2];
+                var colLocation = jfgrid.colLocation(x), 
+                    col = colLocation[1], 
+                    col_pre = colLocation[0], 
+                    col_index = colLocation[2];
+
+                var last = $.extend(true, {}, jfgird_select_save[jfgird_select_save.length - 1]);
+
+                var top = 0, height = 0, rowseleted = [];
+                if (last.top > row_pre) {
+                    top = row_pre;
+                    height = last.top + last.height - row_pre;
+
+                    if(last.row[1] > last.row_focus){
+                        last.row[1] = last.row_focus;
+                    }
+
+                    rowseleted = [row_index, last.row[1]];
+                }
+                else if (last.top == row_pre) {
+                    top = row_pre;
+                    height = last.top + last.height - row_pre;
+                    rowseleted = [row_index, last.row[0]];
+                }
+                else {
+                    top = last.top;
+                    height = row - last.top - 1;
+
+                    if(last.row[0] < last.row_focus){
+                        last.row[0] = last.row_focus;
+                    }
+
+                    rowseleted = [last.row[0], row_index];
+                }
+
+                var left = 0, width = 0, columnseleted = [];
+                if (last.left > col_pre) {
+                    left = col_pre;
+                    width = last.left + last.width - col_pre;
+
+                    if(last.column[1] > last.column_focus){
+                        last.column[1] = last.column_focus;
+                    }
+
+                    columnseleted = [col_index, last.column[1]];
+                }
+                else if (last.left == col_pre) {
+                    left = col_pre;
+                    width = last.left + last.width - col_pre;
+                    columnseleted = [col_index, last.column[0]];
+                }
+                else {
+                    left = last.left;
+                    width = col - last.left - 1;
+
+                    if(last.column[0] < last.column_focus){
+                        last.column[0] = last.column_focus;
+                    }
+
+                    columnseleted = [last.column[0], col_index];
+                }
+
+                var changeparam = jfgrid.menuButton.mergeMoveMain(columnseleted, rowseleted, last, top, height, left, width);
+                if(changeparam != null){
+                    columnseleted = changeparam[0];
+                    rowseleted= changeparam[1];
+                    top = changeparam[2];
+                    height = changeparam[3];
+                    left = changeparam[4];
+                    width = changeparam[5];
+                }
+
+                last["row"] = rowseleted;
+                last["column"] = columnseleted;
+
+                last["left_move"] = left;
+                last["width_move"] = width;
+                last["top_move"] = top;
+                last["height_move"] = height;
+
+                jfgird_select_save[jfgird_select_save.length - 1] = last;
+
+                jfgrid.selectHightlightShow();
+                
+                jfgrid.freezen.scrollFreezen();
+            }
+
+            event.stopPropagation();
+        })
+        $(document).on("touchend", function(event){
+            jfgrid_touchmove_status = false;
+            jfgrid_touchmove_startPos = {};
+
+            jfgrid_touchhandle_status = false;
+        })
+
+        //滑动选择选区
+        $(document).on("touchstart", ".jfgrid-cs-touchhandle", function(event){
+            jfgrid_touchhandle_status = true;
+            event.stopPropagation();
+        })  
+        
+        //禁止微信下拉拖出微信背景
+        document.addEventListener("touchmove", function(event){
+            event.preventDefault();
+        }, {
+            passive: false
+        })
     }
 
     jfgrid.controlHistory = {
@@ -25069,10 +25239,57 @@
 
                 if(i == 0){
                     if(jfgird_select_save.length == 1){
-                        $("#jfgrid-cell-selected-boxs #jfgrid-cell-selected").css({ "left": jfgird_select_save[i]["left_move"], "width": jfgird_select_save[i]["width_move"], "top": jfgird_select_save[i]["top_move"], "height": jfgird_select_save[i]["height_move"], "display": "block", "border": "1px solid #0188fb" }).find(".jfgrid-cs-draghandle").css("display", "block").end().find(".jfgrid-cs-fillhandle").css("display", "block");
+                        if(mobilecheck){//移动端
+                            $("#jfgrid-cell-selected-boxs #jfgrid-cell-selected").css({ 
+                                "left": jfgird_select_save[i]["left_move"], 
+                                "width": jfgird_select_save[i]["width_move"], 
+                                "top": jfgird_select_save[i]["top_move"], 
+                                "height": jfgird_select_save[i]["height_move"], 
+                                "display": "block", 
+                                "border": "1px solid #0188fb" 
+                            })
+                            .find(".jfgrid-cs-draghandle")
+                            .css("display", "block")
+                            .end()
+                            .find(".jfgrid-cs-fillhandle")
+                            .css("display", "none")
+                            .end()
+                            .find(".jfgrid-cs-touchhandle")
+                            .css("display", "block");
+                        }
+                        else{
+                            $("#jfgrid-cell-selected-boxs #jfgrid-cell-selected").css({ 
+                                "left": jfgird_select_save[i]["left_move"], 
+                                "width": jfgird_select_save[i]["width_move"], 
+                                "top": jfgird_select_save[i]["top_move"], 
+                                "height": jfgird_select_save[i]["height_move"], 
+                                "display": "block", 
+                                "border": "1px solid #0188fb" 
+                            })
+                            .find(".jfgrid-cs-draghandle")
+                            .css("display", "block")
+                            .end()
+                            .find(".jfgrid-cs-fillhandle")
+                            .css("display", "block")
+                            .end()
+                            .find(".jfgrid-cs-touchhandle")
+                            .css("display", "none");
+                        }
                     }
                     else{
-                        $("#jfgrid-cell-selected-boxs #jfgrid-cell-selected").css({ "left": jfgird_select_save[i]["left_move"], "width": jfgird_select_save[i]["width_move"], "top": jfgird_select_save[i]["top_move"], "height": jfgird_select_save[i]["height_move"], "display": "block", "border": "1px solid rgba(1, 136, 251, 0.15)" }).find(".jfgrid-cs-draghandle").css("display", "none").end().find(".jfgrid-cs-fillhandle").css("display", "none");
+                        $("#jfgrid-cell-selected-boxs #jfgrid-cell-selected").css({ 
+                            "left": jfgird_select_save[i]["left_move"], 
+                            "width": jfgird_select_save[i]["width_move"], 
+                            "top": jfgird_select_save[i]["top_move"], 
+                            "height": jfgird_select_save[i]["height_move"], 
+                            "display": "block", 
+                            "border": "1px solid rgba(1, 136, 251, 0.15)" 
+                        })
+                        .find(".jfgrid-cs-draghandle")
+                        .css("display", "none")
+                        .end()
+                        .find(".jfgrid-cs-fillhandle")
+                        .css("display", "none");
                     }
                 }
                 else{
@@ -25081,10 +25298,23 @@
 
                 if(i == jfgird_select_save.length - 1){
                     //focus 取选区数组最后一个
-                    $("#jfgrid-cell-selected-focus").css({ "left": jfgird_select_save[i]["left"], "width": jfgird_select_save[i]["width"], "top": jfgird_select_save[i]["top"], "height": jfgird_select_save[i]["height"], "display": "block" });
+                    $("#jfgrid-cell-selected-focus").css({ 
+                        "left": jfgird_select_save[i]["left"], 
+                        "width": jfgird_select_save[i]["width"], 
+                        "top": jfgird_select_save[i]["top"], 
+                        "height": jfgird_select_save[i]["height"], 
+                        "display": "block" 
+                    });
                     //行列数
-                    jfgrid.jfgrid_count_show(jfgird_select_save[i]["left_move"], jfgird_select_save[i]["top_move"], jfgird_select_save[i]["width_move"], jfgird_select_save[i]["height_move"], [r1, r2], [c1, c2]);
-                    //
+                    jfgrid.jfgrid_count_show(
+                        jfgird_select_save[i]["left_move"], 
+                        jfgird_select_save[i]["top_move"], 
+                        jfgird_select_save[i]["width_move"], 
+                        jfgird_select_save[i]["height_move"], 
+                        [r1, r2], 
+                        [c1, c2]
+                    );
+                    //左上角选择区域框
                     jfgrid.formula.fucntionboxshow(rf, cf);
                 }
             }
@@ -27489,7 +27719,6 @@
         });
 
         $("#jfgrid-cell-main, #jfgridTableContent").mousedown(function (event) {
-        // $("#jfgrid-cell-main, #jfgridTableContent").on('pointerdown', function (event) {
             $("#jfgrid-cell-selected").find(".jfgrid-cs-fillhandle").css("cursor","default").end().find(".jfgrid-cs-draghandle").css("cursor","default");
             $("#jfgrid-cell-main, #jfgridTableContent, #jfgrid-sheettable_0").css("cursor","default");
 
@@ -28065,8 +28294,10 @@
                     jfgrid.freezen.scrollAdaptOfselect();    
                 }
 
-                jfgridactiveCell();
-
+                if(!mobilecheck){ //非移动端聚焦输入框
+                    jfgridactiveCell();
+                }
+                
                 if(jfgrid.server.allowUpdate){
                     //允许编辑后的后台更新时
                     jfgrid.server.saveParam("mv", jfgrid.currentSheetIndex, jfgird_select_save);
@@ -28554,7 +28785,7 @@
                         }
                     }
                 }
-
+                
                 return;
             }
             
@@ -28638,6 +28869,7 @@
                 }
             }
             else {
+
                 if (ctrlKey || event.metaKey) {
                     if (shiftKey) {
                         if (!jfgrid_shiftkeydown) {
@@ -32230,7 +32462,6 @@
         jfgrid.jfcountfunc = jfcountfunc;
 
         $(document).mousemove(function (event) {
-        // $(document).on('pointermove', function (event) {
             jfgrid.postil.overshow(event); //有批注显示
 
             clearInterval(jfautoscrollTimeout);
@@ -33219,7 +33450,6 @@
         });
 
         $(document).mouseup(function (event) {
-        // $(document).on('pointerup', function (event) {
             //数据窗格主体
 
             if (jfgird_select_status) {
@@ -49163,7 +49393,7 @@
 
 
         //清除canvas左上角区域 防止列标题栏序列号溢出显示
-        jfgridTableContent.clearRect(0, 0, rowHeaderWidth, columeHeaderHeight);
+        jfgridTableContent.clearRect(0, 0, rowHeaderWidth * devicePixelRatio, columeHeaderHeight * devicePixelRatio);
     }
 
     function jfgridDrawgridColumnTitle(scrollWidth, drawWidth, offsetLeft) {
@@ -49260,7 +49490,7 @@
         jfgridTableContent.stroke();
 
         //清除canvas左上角区域 防止列标题栏序列号溢出显示
-        jfgridTableContent.clearRect(0, 0, rowHeaderWidth, columeHeaderHeight);
+        jfgridTableContent.clearRect(0, 0, rowHeaderWidth * devicePixelRatio, columeHeaderHeight * devicePixelRatio);
     }
 
     function jfgridDrawMain(scrollWidth, scrollHeight, drawWidth, drawHeight, offsetLeft, offsetTop, columnOffsetCell, rowOffsetCell, mycanvas, ctx, ctxdata) {
@@ -54297,6 +54527,7 @@
         // },3000);
 
     })();
+
     window.jfgrid = jfgrid;
     window.jfgridConfigsetting = jfgridConfigsetting;
     return jfgrid;
diff --git a/src/luckysheet-function.js b/src/luckysheet-function.js
index c2b925d..9f3685b 100644
--- a/src/luckysheet-function.js
+++ b/src/luckysheet-function.js
@@ -4753,7 +4753,9 @@
             setTimeout(function() {
                 var value = $editer.text(),
                     valuetxt = value;
+                    console.log(value, kcode)
                 if (value.length > 0 && value.substr(0, 1) == "=" && kcode != 229) {
+                // if (value.length > 0 && value.substr(0, 1) == "=") {
                     value = jfgrid.formula.functionHTMLGenerate(value);
                     value1 = jfgrid.formula.functionHTMLGenerate(value1txt);