diff --git a/src/base/combination/tab.js b/src/base/combination/tab.js
index 0531d16c8..30259e71a 100644
--- a/src/base/combination/tab.js
+++ b/src/base/combination/tab.js
@@ -15,7 +15,8 @@ BI.Tab = BI.inherit(BI.Widget, {
             tab: false,
             cardCreator: function (v) {
                 return BI.createWidget();
-            }
+            },
+            keepAlives: []
         });
     },
 
@@ -66,7 +67,7 @@ BI.Tab = BI.inherit(BI.Widget, {
         var self = this, o = this.options;
         if (o.single === true) {
             BI.each(this.cardMap, function (name, card) {
-                if (name !== (currCardName + "")) {
+                if (name !== (currCardName + "") && self._keepAlive(name) !== true) {
                     self.layout.deleteCardByName(name);
                     delete self.cardMap[name];
                 }
@@ -82,6 +83,12 @@ BI.Tab = BI.inherit(BI.Widget, {
         }
     },
 
+    _keepAlive: function (v) {
+        var o = this.options;
+        return BI.isFunction(o.keepAlives) ? o.keepAlives(v) : BI.contains(o.keepAlives, v);
+
+    },
+
     created: function () {
         var o = this.options;
         if (o.showIndex !== false) {
diff --git a/src/router/router.js b/src/router/router.js
index 93a661d84..4ee289f88 100644
--- a/src/router/router.js
+++ b/src/router/router.js
@@ -3179,7 +3179,8 @@
           ref: function (_ref) {
             self.tab = _ref;
           },
-          single: false, // 是不是单页面
+          single: o.single, // 是不是单页面
+          keepAlives: o.keepAlives,
           logic: {
             dynamic: false
           },
diff --git a/typescript/base/combination/tab.ts b/typescript/base/combination/tab.ts
index 611c3e9c0..fa4cc8b25 100644
--- a/typescript/base/combination/tab.ts
+++ b/typescript/base/combination/tab.ts
@@ -15,6 +15,7 @@ export declare class Tab extends Widget {
             dynamic: boolean;
         };
         tab?: Obj;
+        keepAlives?: string[] | ((cardName: string) => boolean)
     }
 
     setSelect(v: string | number, action?: Action, callback?: Function): void;