diff --git a/src/core/wrapper/layout/flex/flex.horizontal.js b/src/core/wrapper/layout/flex/flex.horizontal.js
index 7d2045060..a6e23c2f0 100644
--- a/src/core/wrapper/layout/flex/flex.horizontal.js
+++ b/src/core/wrapper/layout/flex/flex.horizontal.js
@@ -34,7 +34,9 @@ BI.FlexHorizontalLayout = BI.inherit(BI.Layout, {
         w.element.css({
             position: "relative"
         });
-        if (o.horizontalAlign !== BI.HorizontalAlign.Stretch && o.columnSize[i] !== "auto") {
+        if (o.horizontalAlign === BI.HorizontalAlign.Stretch && o.columnSize[i] !== "") {
+            w.element.addClass("fill");
+        } else {
             w.element.addClass("shrink-none");
         }
         if (o.columnSize[i] > 0) {
diff --git a/src/core/wrapper/layout/flex/flex.vertical.js b/src/core/wrapper/layout/flex/flex.vertical.js
index 34acdb4c3..7a78b1bba 100644
--- a/src/core/wrapper/layout/flex/flex.vertical.js
+++ b/src/core/wrapper/layout/flex/flex.vertical.js
@@ -33,7 +33,9 @@ BI.FlexVerticalLayout = BI.inherit(BI.Layout, {
         w.element.css({
             position: "relative"
         });
-        if (o.verticalAlign !== BI.VerticalAlign.Stretch && o.rowSize[i] !== "auto") {
+        if (o.verticalAlign === BI.VerticalAlign.Stretch && o.rowSize[i] !== "") {
+            w.element.addClass("fill");
+        } else {
             w.element.addClass("shrink-none");
         }
         if (o.rowSize[i] > 0) {
diff --git a/src/core/wrapper/layout/flex/wrapper/flex.wrapper.horizontal.js b/src/core/wrapper/layout/flex/wrapper/flex.wrapper.horizontal.js
index 1a3e62bb6..e8286ddb2 100644
--- a/src/core/wrapper/layout/flex/wrapper/flex.wrapper.horizontal.js
+++ b/src/core/wrapper/layout/flex/wrapper/flex.wrapper.horizontal.js
@@ -35,7 +35,9 @@ BI.FlexWrapperHorizontalLayout = BI.inherit(BI.Layout, {
         w.element.css({
             position: "relative"
         });
-        if (o.horizontalAlign !== BI.HorizontalAlign.Stretch && o.columnSize[i] !== "auto") {
+        if (o.horizontalAlign === BI.HorizontalAlign.Stretch && o.columnSize[i] !== "") {
+            w.element.addClass("fill");
+        } else {
             w.element.addClass("shrink-none");
         }
         if (o.columnSize[i] > 0) {
diff --git a/src/core/wrapper/layout/flex/wrapper/flex.wrapper.vertical.js b/src/core/wrapper/layout/flex/wrapper/flex.wrapper.vertical.js
index 0af54996c..3edb0bc9e 100644
--- a/src/core/wrapper/layout/flex/wrapper/flex.wrapper.vertical.js
+++ b/src/core/wrapper/layout/flex/wrapper/flex.wrapper.vertical.js
@@ -35,7 +35,9 @@ BI.FlexWrapperVerticalLayout = BI.inherit(BI.Layout, {
         w.element.css({
             position: "relative"
         });
-        if (o.verticalAlign !== BI.VerticalAlign.Stretch && o.rowSize[i] !== "auto") {
+        if (o.verticalAlign === BI.VerticalAlign.Stretch && o.rowSize[i] !== "") {
+            w.element.addClass("fill");
+        } else {
             w.element.addClass("shrink-none");
         }
         if (o.rowSize[i] > 0) {
diff --git a/src/less/core/wrapper/flex.horizontal.less b/src/less/core/wrapper/flex.horizontal.less
index d6122ff4f..2c8f4301f 100644
--- a/src/less/core/wrapper/flex.horizontal.less
+++ b/src/less/core/wrapper/flex.horizontal.less
@@ -119,44 +119,6 @@
     flex-direction: row-reverse;
   }
 
-  &.h-stretch {
-    .vertical();
-
-    /* 09版 */
-    -webkit-box-align: stretch;
-    /* 12版 */
-    -webkit-align-items: stretch;
-    -moz-align-items: stretch;
-    -ms-align-items: stretch;
-    -ms-flex-align: stretch;
-    -o-align-items: stretch;
-    align-items: stretch;
-
-    &.v-middle {
-      /* 09版 */
-      -webkit-box-pack: center;
-      /* 12版 */
-      -webkit-justify-content: center;
-      -moz-justify-content: center;
-      -ms-justify-content: center;
-      -o-justify-content: center;
-      -ms-flex-pack: center;
-      justify-content: center;
-    }
-
-    &.v-bottom {
-      /* 09版 */
-      -webkit-box-pack: flex-end;
-      /* 12版 */
-      -webkit-justify-content: flex-end;
-      -moz-justify-content: flex-end;
-      -ms-justify-content: flex-end;
-      -o-justify-content: flex-end;
-      -ms-flex-pack: flex-end;
-      justify-content: flex-end;
-    }
-  }
-
   > .shrink-none {
     -webkit-flex-shrink: 0;
     -moz-flex-shrink: 0;
diff --git a/src/less/core/wrapper/flex.vertical.less b/src/less/core/wrapper/flex.vertical.less
index 0e8c7b501..d1fe9a73d 100644
--- a/src/less/core/wrapper/flex.vertical.less
+++ b/src/less/core/wrapper/flex.vertical.less
@@ -118,44 +118,6 @@
     flex-direction: column-reverse;
   }
 
-  &.v-stretch {
-    .horizontal();
-
-    /* 09版 */
-    -webkit-box-align: stretch;
-    /* 12版 */
-    -webkit-align-items: stretch;
-    -moz-align-items: stretch;
-    -ms-align-items: stretch;
-    -ms-flex-align: stretch;
-    -o-align-items: stretch;
-    align-items: stretch;
-
-    &.h-center {
-      /* 09版 */
-      -webkit-box-pack: center;
-      /* 12版 */
-      -webkit-justify-content: center;
-      -moz-justify-content: center;
-      -ms-justify-content: center;
-      -ms-flex-pack: center;
-      -o-justify-content: center;
-      justify-content: center;
-    }
-
-    &.h-right {
-      /* 09版 */
-      -webkit-box-pack: flex-end;
-      /* 12版 */
-      -webkit-justify-content: flex-end;
-      -moz-justify-content: flex-end;
-      -ms-justify-content: flex-end;
-      -ms-flex-pack: flex-end;
-      -o-justify-content: flex-end;
-      justify-content: flex-end;
-    }
-  }
-
   > .shrink-none {
     -webkit-flex-shrink: 0;
     -moz-flex-shrink: 0;
diff --git a/src/less/core/wrapper/flex.wrapper.horizontal.less b/src/less/core/wrapper/flex.wrapper.horizontal.less
index 98290029f..d0bb627b9 100644
--- a/src/less/core/wrapper/flex.wrapper.horizontal.less
+++ b/src/less/core/wrapper/flex.wrapper.horizontal.less
@@ -126,44 +126,6 @@
       flex-direction: row-reverse;
     }
 
-    &.h-stretch {
-      .vertical();
-
-      /* 09版 */
-      -webkit-box-align: stretch;
-      /* 12版 */
-      -webkit-align-items: stretch;
-      -moz-align-items: stretch;
-      -ms-align-items: stretch;
-      -ms-flex-align: stretch;
-      -o-align-items: stretch;
-      align-items: stretch;
-
-      &.v-middle {
-        /* 09版 */
-        -webkit-box-pack: center;
-        /* 12版 */
-        -webkit-justify-content: center;
-        -moz-justify-content: center;
-        -ms-justify-content: center;
-        -ms-flex-pack: center;
-        -o-justify-content: center;
-        justify-content: center;
-      }
-
-      &.v-bottom {
-        /* 09版 */
-        -webkit-box-pack: flex-end;
-        /* 12版 */
-        -webkit-justify-content: flex-end;
-        -moz-justify-content: flex-end;
-        -ms-justify-content: flex-end;
-        -ms-flex-pack: end;
-        -o-justify-content: flex-end;
-        justify-content: flex-end;
-      }
-    }
-
     > .shrink-none {
       -webkit-flex-shrink: 0;
       -moz-flex-shrink: 0;
diff --git a/src/less/core/wrapper/flex.wrapper.vertical.less b/src/less/core/wrapper/flex.wrapper.vertical.less
index 1992d7757..c429b32ab 100644
--- a/src/less/core/wrapper/flex.wrapper.vertical.less
+++ b/src/less/core/wrapper/flex.wrapper.vertical.less
@@ -126,44 +126,6 @@
       flex-direction: column-reverse;
     }
 
-    &.v-stretch {
-      .horizontal();
-
-      /* 09版 */
-      -webkit-box-align: stretch;
-      /* 12版 */
-      -webkit-align-items: stretch;
-      -moz-align-items: stretch;
-      -ms-align-items: stretch;
-      -ms-flex-align: stretch;
-      -o-align-items: stretch;
-      align-items: stretch;
-
-      &.h-center {
-        /* 09版 */
-        -webkit-box-pack: center;
-        /* 12版 */
-        -webkit-justify-content: center;
-        -moz-justify-content: center;
-        -ms-justify-content: center;
-        -ms-flex-pack: center;
-        -o-justify-content: center;
-        justify-content: center;
-      }
-
-      &.h-right {
-        /* 09版 */
-        -webkit-box-pack: flex-end;
-        /* 12版 */
-        -webkit-justify-content: flex-end;
-        -moz-justify-content: flex-end;
-        -ms-justify-content: flex-end;
-        -ms-flex-pack: flex-end;
-        -o-justify-content: flex-end;
-        justify-content: flex-end;
-      }
-    }
-
     > .shrink-none {
       -webkit-flex-shrink: 0;
       -moz-flex-shrink: 0;