diff --git a/packages/address-edit/Detail.vue b/packages/address-edit/Detail.vue
index 1371f05b5..931884380 100644
--- a/packages/address-edit/Detail.vue
+++ b/packages/address-edit/Detail.vue
@@ -41,7 +41,7 @@ import Icon from '../icon';
 import Field from '../field';
 import Cell from '../cell';
 import CellGroup from '../cell-group';
-import UA from 'zan-utils/browser/ua_browser';
+import isAndroid from '../utils/env/is-andriod';
 
 export default {
   name: 'van-address-edit-detail',
@@ -62,7 +62,7 @@ export default {
 
   data() {
     return {
-      isAndroid: UA.isAndroid(),
+      isAndroid: isAndroid(),
       isFocused: false
     };
   },
diff --git a/packages/address-edit/index.vue b/packages/address-edit/index.vue
index 489ef7dc2..0552e2249 100644
--- a/packages/address-edit/index.vue
+++ b/packages/address-edit/index.vue
@@ -76,7 +76,7 @@ import Dialog from '../dialog';
 import Area from '../area';
 import Detail from './Detail';
 import SwitchCell from '../switch-cell';
-import validateMobile from 'zan-utils/validate/mobile';
+import validateMobile from '../utils/validate/mobile';
 
 export default {
   name: 'van-address-edit',
diff --git a/packages/contact-edit/index.vue b/packages/contact-edit/index.vue
index 946a2a819..325db9744 100644
--- a/packages/contact-edit/index.vue
+++ b/packages/contact-edit/index.vue
@@ -31,7 +31,7 @@ import Button from '../button';
 import CellGroup from '../cell-group';
 import Dialog from '../dialog';
 import Toast from '../toast';
-import validateMobile from 'zan-utils/validate/mobile';
+import validateMobile from '../utils/validate/mobile';
 
 export default {
   name: 'van-contact-edit',
diff --git a/packages/sku/components/SkuMessages.vue b/packages/sku/components/SkuMessages.vue
index 2bc39768f..e916b54d9 100644
--- a/packages/sku/components/SkuMessages.vue
+++ b/packages/sku/components/SkuMessages.vue
@@ -25,8 +25,8 @@
 <script>
 import Field from '../../field';
 import CellGroup from '../../cell-group';
-import validateEmail from 'zan-utils/validate/email';
-import validateNumber from 'zan-utils/validate/number';
+import validateEmail from '../../utils/validate/email';
+import validateNumber from '../../utils/validate/number';
 import { DEFAULT_PLACEHOLDER_MAP } from '../constants';
 
 export default {
diff --git a/packages/utils/env/is-andriod.js b/packages/utils/env/is-andriod.js
new file mode 100644
index 000000000..91fa772d7
--- /dev/null
+++ b/packages/utils/env/is-andriod.js
@@ -0,0 +1,3 @@
+export default function() {
+  return /android/.test(navigator.userAgent.toLowerCase());
+}
diff --git a/packages/utils/validate/email.js b/packages/utils/validate/email.js
new file mode 100644
index 000000000..d37794063
--- /dev/null
+++ b/packages/utils/validate/email.js
@@ -0,0 +1,4 @@
+export default function email(value) {
+  const reg = /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))$/i;
+  return reg.test(value);
+}
diff --git a/packages/utils/validate/mobile.js b/packages/utils/validate/mobile.js
new file mode 100644
index 000000000..d2d31045a
--- /dev/null
+++ b/packages/utils/validate/mobile.js
@@ -0,0 +1,4 @@
+export default function mobile(value) {
+  return /^((\+86)|(86))?(1)\d{10}$/.test(value) ||
+  /^\+?(9[976]\d|8[987530]\d|6[987]\d|5[90]\d|42\d|3[875]\d|2[98654321]\d|9[8543210]|8[6421]|6[6543210]|5[87654321]|4[987654310]|3[9643210]|2[70]|7|1|)-?\d{1,14}$/.test(String(value));
+}
diff --git a/packages/utils/validate/number.js b/packages/utils/validate/number.js
new file mode 100644
index 000000000..951953e23
--- /dev/null
+++ b/packages/utils/validate/number.js
@@ -0,0 +1,3 @@
+export default function number(value) {
+  return /^\d+$/.test(value);
+}