diff --git a/src/coord/cartesian/Grid.js b/src/coord/cartesian/Grid.js
index f9c039ca16..15322ea9b0 100644
--- a/src/coord/cartesian/Grid.js
+++ b/src/coord/cartesian/Grid.js
@@ -447,9 +447,7 @@ define(function(require, factory) {
 
         function unionExtent(data, axis, seriesModel) {
             each(seriesModel.coordDimToDataDim(axis.dim), function (dim) {
-                axis.scale.unionExtent(data.getDataExtent(
-                    dim, axis.scale.type !== 'ordinal'
-                ));
+                axis.scale.unionExtentFromData(data, dim);
             });
         }
     };
diff --git a/src/coord/parallel/Parallel.js b/src/coord/parallel/Parallel.js
index 9399763678..a2a0c89ce1 100644
--- a/src/coord/parallel/Parallel.js
+++ b/src/coord/parallel/Parallel.js
@@ -116,7 +116,7 @@ define(function(require) {
 
                 each(this.dimensions, function (dim) {
                     var axis = this._axesMap[dim];
-                    axis.scale.unionExtent(data.getDataExtent(dim));
+                    axis.scale.unionExtentFromData(data, dim);
                     axisHelper.niceScaleExtent(axis, axis.model);
                 }, this);
             }, this);
diff --git a/src/coord/polar/polarCreator.js b/src/coord/polar/polarCreator.js
index 5532d6c357..7c963bf267 100644
--- a/src/coord/polar/polarCreator.js
+++ b/src/coord/polar/polarCreator.js
@@ -46,12 +46,8 @@ define(function (require) {
         ecModel.eachSeries(function (seriesModel) {
             if (seriesModel.coordinateSystem === polar) {
                 var data = seriesModel.getData();
-                radiusAxis.scale.unionExtent(
-                    data.getDataExtent('radius', radiusAxis.type !== 'category')
-                );
-                angleAxis.scale.unionExtent(
-                    data.getDataExtent('angle', angleAxis.type !== 'category')
-                );
+                radiusAxis.scale.unionExtentFromData(data, 'radius');
+                angleAxis.scale.unionExtentFromData(data, 'angle');
             }
         });
 
diff --git a/src/coord/radar/Radar.js b/src/coord/radar/Radar.js
index 489068cab5..0ba5d86ee7 100644
--- a/src/coord/radar/Radar.js
+++ b/src/coord/radar/Radar.js
@@ -131,7 +131,7 @@ define(function (require) {
             }
             var data = radarSeries.getData();
             zrUtil.each(indicatorAxes, function (indicatorAxis) {
-                indicatorAxis.scale.unionExtent(data.getDataExtent(indicatorAxis.dim));
+                indicatorAxis.scale.unionExtentFromData(data, indicatorAxis.dim);
             });
         }, this);
 
diff --git a/src/coord/single/Single.js b/src/coord/single/Single.js
index d498d6e947..46c5a46d7f 100644
--- a/src/coord/single/Single.js
+++ b/src/coord/single/Single.js
@@ -96,8 +96,8 @@ define(function (require) {
                 if (seriesModel.coordinateSystem === this) {
                     var data = seriesModel.getData();
                     var dim = this.dimension;
-                    this._axis.scale.unionExtent(
-                        data.getDataExtent(seriesModel.coordDimToDataDim(dim))
+                    this._axis.scale.unionExtentFromData(
+                        data, seriesModel.coordDimToDataDim(dim)
                     );
                     axisHelper.niceScaleExtent(this._axis, this._axis.model);
                 }
diff --git a/src/data/List.js b/src/data/List.js
index b1f4516a9d..ab5cb23cd1 100644
--- a/src/data/List.js
+++ b/src/data/List.js
@@ -410,8 +410,9 @@ define(function (require) {
      * Get extent of data in one dimension
      * @param {string} dim
      * @param {boolean} stack
+     * @param {Function} filter
      */
-    listProto.getDataExtent = function (dim, stack) {
+    listProto.getDataExtent = function (dim, stack, filter) {
         dim = this.getDimension(dim);
         var dimData = this._storage[dim];
         var dimInfo = this.getDimensionInfo(dim);
@@ -432,8 +433,10 @@ define(function (require) {
                 // if (isOrdinal && typeof value === 'string') {
                 //     value = zrUtil.indexOf(dimData, value);
                 // }
-                value < min && (min = value);
-                value > max && (max = value);
+                if (!filter || filter(value, dim, i)) {
+                    value < min && (min = value);
+                    value > max && (max = value);
+                }
             }
             return (this._extent[dim + !!stack] = [min, max]);
         }
diff --git a/src/scale/Log.js b/src/scale/Log.js
index 847dfe353e..1751a70e84 100644
--- a/src/scale/Log.js
+++ b/src/scale/Log.js
@@ -113,6 +113,15 @@ define(function (require) {
             scaleProto.unionExtent.call(this, extent);
         },
 
+        /**
+         * @override
+         */
+        unionExtentFromData: function (data, dim) {
+            this.unionExtent(data.getDataExtent(dim, true, function (val) {
+                return val > 0;
+            }));
+        },
+
         /**
          * Update interval and extent of intervals for nice ticks
          * @param  {number} [approxTickNum = 10] Given approx tick number
diff --git a/src/scale/Ordinal.js b/src/scale/Ordinal.js
index ba2f20150f..0899faad05 100644
--- a/src/scale/Ordinal.js
+++ b/src/scale/Ordinal.js
@@ -80,6 +80,13 @@ define(function (require) {
             return this._extent[1] - this._extent[0] + 1;
         },
 
+        /**
+         * @override
+         */
+        unionExtentFromData: function (data, dim) {
+            this.unionExtent(data.getDataExtent(dim, false));
+        },
+
         niceTicks: zrUtil.noop,
         niceExtent: zrUtil.noop
     });
diff --git a/src/scale/Scale.js b/src/scale/Scale.js
index ea4e0b0e75..a9150a6d27 100644
--- a/src/scale/Scale.js
+++ b/src/scale/Scale.js
@@ -79,6 +79,15 @@ define(function (require) {
         // this.setExtent(extent[0], extent[1]);
     };
 
+    /**
+     * Set extent from data
+     * @param {module:echarts/data/List} data
+     * @param {string} dim
+     */
+    scaleProto.unionExtentFromData = function (data, dim) {
+        this.unionExtent(data.getDataExtent(dim, true));
+    };
+
     /**
      * Get extent
      * @return {Array.<number>}