diff --git a/src/global/getRowlen.js b/src/global/getRowlen.js
index 92b1ea0..19c1a2a 100644
--- a/src/global/getRowlen.js
+++ b/src/global/getRowlen.js
@@ -1,9 +1,9 @@
-import { luckysheetfontformat } from '../utils/util';
+import {luckysheetfontformat} from '../utils/util';
 import menuButton from '../controllers/menuButton';
-import { getcellvalue,checkstatusByCell } from './getdata';
-import { colLocationByIndex } from './location';
-import { hasChinaword, isRealNull,checkWordByteLength } from './validate';
-import { isInlineStringCell } from '../controllers/inlineString';
+import {checkstatusByCell} from './getdata';
+import {colLocationByIndex,colSpanLocationByIndex} from './location';
+import {checkWordByteLength, hasChinaword, isRealNull} from './validate';
+import {isInlineStringCell} from '../controllers/inlineString';
 import Store from '../store';
 
 /**
@@ -90,12 +90,19 @@ function computeRowlenByContent(d, r) {
     for(let c = 0; c < d[r].length; c++){
         let cell = d[r][c];
 
-        if(cell == null || cell.mc != null){
+        if (cell == null) {
             continue;
         }
 
+        if (cell.mc != null) {
+            if (1 !== cell.mc.rs) {
+                continue;
+            }
+        }
+
+
         if(cell != null && (cell.v != null || isInlineStringCell(cell)) ){
-            let cellWidth = colLocationByIndex(c)[1] - colLocationByIndex(c)[0] - 2;
+            let cellWidth = computeCellWidth(cell, c);
 
             let textInfo = getCellTextInfo(cell, canvas,{
                 r:r,
@@ -105,12 +112,12 @@ function computeRowlenByContent(d, r) {
 
             let computeRowlen = 0;
 
-            if(textInfo!=null){
-                computeRowlen = textInfo.textHeightAll+2;
+            if (textInfo != null) {
+                computeRowlen = textInfo.textHeightAll + 2;
             }
 
             //比较计算高度和当前高度取最大高度
-            if(computeRowlen > currentRowLen){
+            if (computeRowlen > currentRowLen) {
                 currentRowLen = computeRowlen;
             }
         }
@@ -119,6 +126,15 @@ function computeRowlenByContent(d, r) {
     return currentRowLen;
 }
 
+function computeCellWidth(cell, col_index) {
+    let colLocationArr = colLocationByIndex(col_index);
+    if (cell.mc && cell.mc.c !== cell.mc.cs) {
+        colLocationArr = colSpanLocationByIndex(col_index, cell.mc.cs);
+    }
+
+    return colLocationArr[1] - colLocationArr[0] - 2;
+}
+
 
 //计算表格行高数组
 function computeRowlenArr(rowHeight, cfg) {
diff --git a/src/global/location.js b/src/global/location.js
index 893cbc3..b4c130f 100644
--- a/src/global/location.js
+++ b/src/global/location.js
@@ -24,12 +24,12 @@ function rowLocation(y) {
     else if (row_index == -1 && y <= 0) {
         row_index = 0;
     }
-    
+
     return rowLocationByIndex(row_index);
 }
 
 function colLocationByIndex(col_index){
-    let col = 0, col_pre = 0;            
+    let col = 0, col_pre = 0;
     col = Store.visibledatacolumn[col_index];
 
     if (col_index == 0) {
@@ -42,6 +42,20 @@ function colLocationByIndex(col_index){
     return [col_pre, col, col_index];
 }
 
+function colSpanLocationByIndex(col_index, span){
+    let col = 0, col_pre = 0;
+    col = Store.visibledatacolumn[col_index + span - 1];
+
+    if (col_index == 0) {
+        col_pre = 0;
+    }
+    else {
+        col_pre = Store.visibledatacolumn[col_index - 1];
+    }
+
+    return [col_pre, col, col_index];
+}
+
 function colLocation(x) {
     let col_index = luckysheet_searcharray(Store.visibledatacolumn, x);
 
@@ -57,7 +71,7 @@ function colLocation(x) {
 
 function mouseposition(x, y) {
     let container_offset = $("#" + Store.container).offset();
-    
+
     let newX = x - container_offset.left - Store.rowHeaderWidth,
         newY = y - container_offset.top - Store.infobarHeight - Store.toolbarHeight - Store.calculatebarHeight - Store.columnHeaderHeight;
 
@@ -68,6 +82,7 @@ export {
     rowLocationByIndex,
     rowLocation,
     colLocationByIndex,
+    colSpanLocationByIndex,
     colLocation,
     mouseposition,
-}
\ No newline at end of file
+}