diff --git a/src/components/page/articleDetailEditor.vue b/src/components/page/articleDetailEditor.vue
index 6362a60..769ba01 100644
--- a/src/components/page/articleDetailEditor.vue
+++ b/src/components/page/articleDetailEditor.vue
@@ -132,10 +132,11 @@
                                     </p>
                                 </el-collapse-item>
                             </el-collapse>
-                            <el-collapse class="auth_colla auth_collna_ew" style="margin-top: -15px">
+                            <el-collapse v-model="researchAreas" class="auth_colla auth_collna_ew" style="margin-top: -15px">
                                 <el-collapse-item title="Research areas" name="1">
                                     <div style="position: relative; height: 30px">
                                         <common-major
+                                        v-if="form.state==0"
                                             :articleId="editform.articleId"
                                             @load="initMajor()"
                                             style="position: absolute; top: 10px; right: 10px"
@@ -152,7 +153,7 @@
                                                     <span style="color: #006699; font-weight: bold; margin-right: 10px"
                                                         >Field {{ i + 1 }}:</span
                                                     >{{ v.str
-                                                    }}<i
+                                                    }}<i v-if="form.state==0"
                                                         class="el-icon-delete-solid"
                                                         style="color: #f56c6c !important; margin-left: 10px"
                                                         @click="handleDeleteMajor(v)"
@@ -553,6 +554,7 @@ export default {
     },
     data() {
         return {
+            researchAreas:['1'],
             AIcontent:'',
             previewData: {},
             baseUrl: this.Common.baseUrl,
diff --git a/src/components/page/components/major/list.vue b/src/components/page/components/major/list.vue
index f9af797..2c75f7d 100644
--- a/src/components/page/components/major/list.vue
+++ b/src/components/page/components/major/list.vue
@@ -20,7 +20,7 @@
                         ></el-cascader>
 
                         <!-- Delete button -->
-                        <el-button size="mini" type="danger" style="margin-left: 10px;" @click="handleDelete(index)"><i class="el-icon-delete"></i></el-button>
+                        <el-button v-if="!disabled" size="mini" type="danger" style="margin-left: 10px;" @click="handleDelete(index)"><i class="el-icon-delete"></i></el-button>
                     </div>
         <!-- <el-dialog title="Add Field " :visible.sync="coreVisible1" width="780px" :close-on-click-modal="false">
             <el-form :model="coreForm1" :rules="rules1" ref="core_Form1" label-width="140px" >
@@ -53,7 +53,11 @@ export default {
         list: {
             type: Array,
             default: []
-        }
+        },
+        disabled: {
+            type: Boolean,
+            default: false
+        },
     },
     watch: {
         list: {