diff --git a/docs/checkboxFilter.md b/docs/checkboxFilter.md
index 1eb435a..62676dc 100644
--- a/docs/checkboxFilter.md
+++ b/docs/checkboxFilter.md
@@ -129,3 +129,4 @@ property of object in `checkbox-filter-def.def`
 | ------------- | ------------- | --- | --- |
 | code | value of the checkbox represented | Object | - |
 | name | label of the checkbox | Object | - |
+| checked | value of the checkbox | boolean | false |
diff --git a/src/components/ScCheckboxGroup.vue b/src/components/ScCheckboxGroup.vue
index 591d59b..cd212f8 100644
--- a/src/components/ScCheckboxGroup.vue
+++ b/src/components/ScCheckboxGroup.vue
@@ -7,7 +7,7 @@
 <template lang="pug">
   .sc-checkbox-group
     el-checkbox-group(v-model='checkList', @change="changeHandler")
-      el-checkbox(v-for="check in checks", :label="check.code", :key="check.code") {{check.name}}
+      el-checkbox(v-for="check in checks", :label="check.code", :key="check.code" :checked="check.checked") {{check.name}}
 </template>
 
 <script>
@@ -16,6 +16,10 @@
       checks: [Array]
     },
 
+    mounted() {
+      this.$emit('checkChange', this.checkList)
+    },
+
     data() {
       return {
         checkList: []