diff --git a/changelog.md b/changelog.md
index 251859dd5..1c0dec991 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,4 +1,7 @@
 # 更新日志
+2.0(2020-1)
+- 修复单值系滑块滑动松手后发两次EVENT_CHANGE的问题
+
 2.0(2019-12)
 - 修复多层级单选下拉树主动设置container后搜索面板弹出问题
 - bi.search_editor支持搜索中间含有空格的字符串
diff --git a/src/widget/datetimepane/card.static.datetimepane.js b/src/widget/datetimepane/card.static.datetimepane.js
index c94f7592d..f17fe9104 100644
--- a/src/widget/datetimepane/card.static.datetimepane.js
+++ b/src/widget/datetimepane/card.static.datetimepane.js
@@ -36,8 +36,7 @@ BI.StaticDateTimePaneCard = BI.inherit(BI.Widget, {
             }
             self.selectedTime = BI.extend(self.selectedTime, {
                 year: value.year,
-                month: value.month,
-                day: day
+                month: value.month
             });
             day !== 0 && (self.selectedTime.day = day);
             self.calendar.setSelect(BI.Calendar.getPageByDateJSON(self.selectedTime));
diff --git a/src/widget/intervalslider/intervalslider.js b/src/widget/intervalslider/intervalslider.js
index a90a65f81..71b9c95d4 100644
--- a/src/widget/intervalslider/intervalslider.js
+++ b/src/widget/intervalslider/intervalslider.js
@@ -514,13 +514,14 @@ BI.IntervalSlider = BI.inherit(BI.Single, {
     },
 
     populate: function () {
+        var o = this.options;
         if (!isNaN(this.min) && !isNaN(this.max)) {
             this.enable = true;
             this._setVisible(true);
             this._setErrorText();
             if ((BI.isNumeric(this.valueOne) || BI.isNotEmptyString(this.valueOne)) && (BI.isNumeric(this.valueTwo) || BI.isNotEmptyString(this.valueTwo))) {
-                this.labelOne.setValue(this.valueOne);
-                this.labelTwo.setValue(this.valueTwo);
+                this.labelOne.setValue(o.digit === false ? this.valueOne : BI.parseFloat(this.valueOne).toFixed(o.digit));
+                this.labelTwo.setValue(o.digit === false ? this.valueTwo : BI.parseFloat(this.valueTwo).toFixed(o.digit));
                 this._setAllPosition(this._getPercentByValue(this.valueOne), this._getPercentByValue(this.valueTwo));
             } else {
                 this.labelOne.setValue(this.min);
diff --git a/src/widget/singleslider/singleslider.js b/src/widget/singleslider/singleslider.js
index c3c8e2c6e..eb0a700c7 100644
--- a/src/widget/singleslider/singleslider.js
+++ b/src/widget/singleslider/singleslider.js
@@ -52,7 +52,7 @@ BI.SingleSlider = BI.inherit(BI.Single, {
         });
         // 这边其实是有问题的，拖拽区域是个圆，在圆的边缘拖拽后放开，这边计算出来的蓝条宽度实际上会比放开时长一点或者短一点
         sliderVertical.element.click(function (e) {
-            if (self.enable && self.isEnabled()) {
+            if (self.enable && self.isEnabled() && sliderVertical.element[0] === e.originalEvent.target) {
                 var offset = e.clientX - self.element.offset().left - c.SLIDER_WIDTH_HALF;
                 var trackLength = self.track.element[0].scrollWidth - c.TRACK_GAP;
                 var percent = 0;
diff --git a/src/widget/singleslider/singleslider.label.js b/src/widget/singleslider/singleslider.label.js
index 034d22f14..fce46f013 100644
--- a/src/widget/singleslider/singleslider.label.js
+++ b/src/widget/singleslider/singleslider.label.js
@@ -54,7 +54,7 @@ BI.SingleSliderLabel = BI.inherit(BI.Single, {
             height: c.SLIDER_HEIGHT
         });
         sliderVertical.element.click(function (e) {
-            if (self.enable && self.isEnabled()) {
+            if (self.enable && self.isEnabled() && sliderVertical.element[0] === e.originalEvent.target) {
                 var offset = e.clientX - self.element.offset().left - c.SLIDER_WIDTH_HALF;
                 var trackLength = self.track.element[0].scrollWidth - c.TRACK_GAP;
                 var percent = 0;
diff --git a/src/widget/singleslider/singleslider.normal.js b/src/widget/singleslider/singleslider.normal.js
index 347906fae..2ba74c8b9 100644
--- a/src/widget/singleslider/singleslider.normal.js
+++ b/src/widget/singleslider/singleslider.normal.js
@@ -42,7 +42,7 @@ BI.SingleSliderNormal = BI.inherit(BI.Single, {
             height: c.SLIDER_HEIGHT
         });
         sliderVertical.element.click(function (e) {
-            if (self.enable && self.isEnabled()) {
+            if (self.enable && self.isEnabled() && sliderVertical.element[0] === e.originalEvent.target) {
                 var offset = e.clientX - self.element.offset().left - c.SLIDER_WIDTH_HALF;
                 var trackLength = self.track.element[0].scrollWidth - c.TRACK_GAP;
                 var percent = 0;