diff --git a/src/widget/timeinterval/dateinterval.js b/src/widget/timeinterval/dateinterval.js
index 8da68b143..2da77de8b 100644
--- a/src/widget/timeinterval/dateinterval.js
+++ b/src/widget/timeinterval/dateinterval.js
@@ -19,10 +19,9 @@ BI.DateInterval = BI.inherit(BI.Single, {
             supportDynamic: true,
         });
     },
-    _init: function () {
+    
+    render: function () {
         var self = this, o = this.options;
-        BI.DateInterval.superclass._init.apply(this, arguments);
-
         o.value = o.value || {};
         this.left = this._createCombo(o.value.start, o.watermark?.start);
         this.right = this._createCombo(o.value.end, o.watermark?.end);
diff --git a/src/widget/timeinterval/timeinterval.js b/src/widget/timeinterval/timeinterval.js
index 00d3b63cb..c22c8e14e 100644
--- a/src/widget/timeinterval/timeinterval.js
+++ b/src/widget/timeinterval/timeinterval.js
@@ -19,10 +19,9 @@ BI.TimeInterval = BI.inherit(BI.Single, {
             supportDynamic: true
         });
     },
-    _init: function () {
-        var self = this, o = this.options;
-        BI.TimeInterval.superclass._init.apply(this, arguments);
 
+    render: function () {
+        var self = this, o = this.options;
         o.value = o.value || {};
         this.left = this._createCombo(o.value.start, o.watermark?.start);
         this.right = this._createCombo(o.value.end, o.watermark?.end);
diff --git a/src/widget/timeinterval/timeperiods.js b/src/widget/timeinterval/timeperiods.js
index 4e04533bf..a8bb9e60b 100644
--- a/src/widget/timeinterval/timeperiods.js
+++ b/src/widget/timeinterval/timeperiods.js
@@ -16,10 +16,10 @@
             extraCls: "bi-time-interval",
             value: {}
         },
+        
         render: function () {
             var self = this, o = this.options;
 
-
             return {
                 type: "bi.horizontal_fill",
                 columnSize: ["fill", "", "fill"],
diff --git a/src/widget/yearmonthinterval/yearmonthinterval.js b/src/widget/yearmonthinterval/yearmonthinterval.js
index d32dbb096..814123f67 100644
--- a/src/widget/yearmonthinterval/yearmonthinterval.js
+++ b/src/widget/yearmonthinterval/yearmonthinterval.js
@@ -14,10 +14,8 @@ BI.YearMonthInterval = BI.inherit(BI.Single, {
         height: 24
     },
 
-    _init: function () {
+    render: function () {
         var self = this, o = this.options;
-        BI.YearMonthInterval.superclass._init.apply(this, arguments);
-
         o.value = o.value || {};
         this.left = this._createCombo(o.value.start, o.watermark?.start);
         this.right = this._createCombo(o.value.end, o.watermark?.end);