diff --git a/build/ColumnManager.js b/build/ColumnManager.js
index f21145f..ec72884 100644
--- a/build/ColumnManager.js
+++ b/build/ColumnManager.js
@@ -214,7 +214,7 @@ var ColumnManager = function () {
   };
 
   ColumnManager.prototype.getColumnWidth = function getColumnWidth(contentWidth) {
-    var columns = this.groupedColumns();
+    var columns = this.leafColumns();
     var res = { computeWidth: 0, lastShowIndex: 0 };
     columns.forEach(function (col, index) {
       //如果列显示
diff --git a/build/Table.js b/build/Table.js
index ace04ae..fdd1781 100644
--- a/build/Table.js
+++ b/build/Table.js
@@ -617,6 +617,7 @@ var Table = function (_Component) {
 
   Table.prototype.getColGroup = function getColGroup(columns, fixed) {
     var cols = [];
+    var self = this;
     var _state = this.state,
         _state$contentWidthDi = _state.contentWidthDiff,
         contentWidthDiff = _state$contentWidthDi === undefined ? 0 : _state$contentWidthDi,
@@ -641,9 +642,15 @@ var Table = function (_Component) {
     }
     cols = cols.concat(leafColumns.map(function (c, i, arr) {
       var width = c.width;
-      if (lastShowIndex == i) {
-        width = parseInt(width) + contentWidthDiff;
+      if (typeof width == 'string' && width.indexOf('%') > -1) {
+        width = parseInt(self.contentWidth * parseInt(width) / 100);
+      } else {
+        width = parseInt(width);
       }
+      if (lastShowIndex == i) {
+        width = width + contentWidthDiff;
+      }
+
       return _react2["default"].createElement('col', { key: c.key, style: { width: width, minWidth: c.width } });
     }));
     return _react2["default"].createElement(
@@ -725,6 +732,10 @@ var Table = function (_Component) {
           tableStyle.width = _this3.contentWidth;
         }
       }
+      //自动出现滚动条
+      // if(this.contentDomWidth < this.contentWidth){
+      //   tableStyle.width = this.contentWidth;
+      // }
       var tableBody = hasBody ? getBodyWrapper(_react2["default"].createElement(
         'tbody',
         { className: clsPrefix + '-tbody' },
diff --git a/build/TableHeader.js b/build/TableHeader.js
index ceee73b..77bb907 100644
--- a/build/TableHeader.js
+++ b/build/TableHeader.js
@@ -119,7 +119,7 @@ var TableHeader = function (_Component) {
         _this.contentTableWidth = parseInt(contentTableDom.scrollWidth);
       }
       var dragColWidth = _this.drag.data[_this.drag.currIndex].width;
-      if (typeof dragColWidth == 'string' && dragColWidth.indexOf('%')) {
+      if (typeof dragColWidth == 'string' && dragColWidth.indexOf('%') > -1) {
         _this.drag.width = _this.contentTableWidth * parseInt(dragColWidth) / 100;
       } else {
         _this.drag.width = parseInt(_this.drag.data[_this.drag.currIndex].width);
diff --git a/package.json b/package.json
index 38b93d0..1fda6a5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
  "name": "bee-table",
- "version": "1.4.9",
+ "version": "1.4.10",
  "description": "Table ui component for react",
  "keywords": [
   "react",