diff --git a/src/components/common/Sidebar.vue b/src/components/common/Sidebar.vue
index a680f95..fbb2ab1 100644
--- a/src/components/common/Sidebar.vue
+++ b/src/components/common/Sidebar.vue
@@ -155,8 +155,11 @@
             <!-- 编辑 -->
             <template v-if="this.userrole == 1">
                 <el-submenu index="mailboxManagement">
-                    <template slot="title"> <i class="el-icon-message"></i> {{ $t('sidebar.mailboxManagement') }} </template>
+                    <template slot="title"> <i class="el-icon-message"></i> {{ $t('sidebar.promotionManagement') }} </template>
                 
+                    <el-menu-item index="expertDatabase">
+                        {{ $t('sidebar.expertDatabase')  }}
+                    </el-menu-item>
                     <el-menu-item index="mailboxConfig">
                         {{ $t('sidebar.mailboxManagement') }}
                     </el-menu-item>
diff --git a/src/components/common/langs/en.js b/src/components/common/langs/en.js
index e589781..c4089e0 100644
--- a/src/components/common/langs/en.js
+++ b/src/components/common/langs/en.js
@@ -273,6 +273,7 @@ const en = {
 		tools: 'Assistant tools',
 		mailboxManagement: 'Mailbox Management',
 		scholarCrawlers: 'Scholar Crawlers',
+		expertDatabase: 'Expert Database',
 		ReArticles: 'Rejected Manuscripts',     // 被拒稿件
 		editorialBoard: 'Boss System',
 		editorialBoard1: 'Board Management',
@@ -283,6 +284,8 @@ const en = {
 		managingDirector: 'Managing Director',
 		GroupClassification: 'Group List',
 		JournalInstallment: 'Journal Installment',
+		mailboxCollect: 'Email List',
+		promotionManagement: 'Promotion Management',
 	},
 	mailboxConfig: {
 		mailSystem: 'Mailbox system',
@@ -492,6 +495,7 @@ const en = {
 		operation: 'Operation',
 		loadingMore: 'Loading more...',
 		noMore: 'No more',
+		selectAccountTip: 'Please select an email account first.'
 	},
 	mailboxSend: {
 		title: 'Write mail',
diff --git a/src/components/common/langs/zh.js b/src/components/common/langs/zh.js
index 67cbcf9..61506b9 100644
--- a/src/components/common/langs/zh.js
+++ b/src/components/common/langs/zh.js
@@ -257,13 +257,11 @@ const zh = {
 		emailStyles: '邮件风格',
 		tools: '辅助工具',
 		mailboxManagement: '邮箱管理',
-<<<<<<< HEAD
 		mailboxConfig: '邮箱配置管理',
-		mailboxCollect: '邮箱列表',
-		scholarCrawlers: '学者抓取',
-=======
+	
+		
 		scholarCrawlers: '学者数据库',
->>>>>>> 577a30aeb65a03b5b8b229e5b6a974645e171a0c
+		expertDatabase: '专家库',
 		ReArticles: '被拒稿件',     // 被拒稿件
 		editorialBoard: '编委管理',
 		editorialBoard1: '编委列表',
@@ -274,6 +272,8 @@ const zh = {
 		managingDirector: '总经理',
 		GroupClassification: '集团列表',
 		JournalInstallment: '分期列表',
+		mailboxCollect: '邮件列表',
+		promotionManagement: '推广管理',
 
 	},
 	mailboxConfig: {
@@ -484,6 +484,7 @@ const zh = {
 		operation: '操作',
 		loadingMore: '加载更多...',
 		noMore: '没有更多了',
+		selectAccountTip: '请先选择一个邮箱账号.',
 	},
 	mailboxSend: {
 		title: '写邮件',
diff --git a/src/components/page/expertDatabase.vue b/src/components/page/expertDatabase.vue
new file mode 100644
index 0000000..94d38eb
--- /dev/null
+++ b/src/components/page/expertDatabase.vue
@@ -0,0 +1,315 @@
+<template>
+    <div class="scholar-db-container">
+        <div class="crumbs">
+            <el-breadcrumb separator="/">
+                <el-breadcrumb-item>
+                    <i class="el-icon-user"></i> Expert Database
+                </el-breadcrumb-item>
+            </el-breadcrumb>
+        </div>
+        <div class="toolbar">
+            <div class="filters">
+                <el-form :inline="true" :model="query" size="small">
+                    <el-form-item label="">
+                        <el-cascader
+                            ref="cascader"
+                            @change="handleChange"
+                            v-model="major_id"
+                            :placeholder="'Please select field'"
+                            :options="options"
+                            :props="getProps()"
+                            style="width: 260px"
+                        ></el-cascader>
+                    </el-form-item>
+                    <el-form-item label="">
+                        <el-input
+                            v-model="query.keyword"
+                            placeholder="Name / Email / Affiliation"
+                            clearable
+                            style="width: 260px"
+                        />
+                    </el-form-item>
+
+                    <el-form-item>
+                        <el-button type="primary" icon="el-icon-search" :loading="loading" @click="handleSearch">
+                            Search
+                        </el-button>
+                        <el-button @click="handleReset">Reset</el-button>
+                    </el-form-item>
+                </el-form>
+            </div>
+            <div class="actions">
+                <el-button type="success" icon="el-icon-download" @click="handleExport" :loading="exportLoading">
+                    Download Excel
+                </el-button>
+            </div>
+        </div>
+
+        <el-card class="table-card" shadow="never">
+            <el-table :data="list" border stripe v-loading="loading" header-row-class-name="dark-table-header">
+                <el-table-column prop="name" label="Base Information" min-width="220">
+                    <template slot-scope="scope">
+                        <div>
+                            <p class="info-row">
+                                <span class="label">Name: </span><span class="value bold">{{ scope.row.name }}</span>
+                            </p>
+                            <p class="info-row">
+                                <span class="label">Email: </span><span class="value link">{{ scope.row.email }}</span>
+                            </p>
+                            <p class="info-row" style="margin-top: 10px; font-size: 12px">
+                                <span class="label">Acquisition Time:</span>
+                                <span class="value time">{{ scope.row.ctime_text ? scope.row.ctime_text : '-' }}</span>
+                            </p>
+
+                            <span class="custom-tag">{{ scope.row.state_text }}</span>
+                        </div>
+                    </template>
+                </el-table-column>
+
+                <el-table-column prop="affiliation" label="Affiliation" min-width="260" />
+                <el-table-column prop="fieldDisplay" label="Research areas" min-width="200">
+                    <template slot-scope="scope">
+                        <div v-for="(field, index) in scope.row.fields" :key="index">
+                            <span>
+                                <span style="color: #006699">{{ index + 1 }}.</span>
+                                {{ field.field }}
+                            </span>
+                        </div>
+                    </template>
+                </el-table-column>
+            </el-table>
+
+            <div class="pagination">
+                <el-pagination
+                    background
+                    layout="total, sizes, prev, pager, next, jumper"
+                    :current-page="query.pageIndex"
+                    :page-size="query.pageSize"
+                    :page-sizes="[10, 20, 50]"
+                    :total="total"
+                    @size-change="handleSizeChange"
+                    @current-change="handlePageChange"
+                />
+            </div>
+        </el-card>
+    </div>
+</template>
+
+<script>
+import Common from '@/components/common/common';
+export default {
+    name: 'expertDatabase',
+    data() {
+        return {
+            mediaUrl: Common.mediaUrl,
+            major_id: [],
+            query: {
+                major_id: null,
+                keyword: '',
+                pageIndex: 1,
+                pageSize: 10
+            },
+            options: [],
+            list: [],
+            total: 0,
+            loading: false,
+            exportLoading: false
+        };
+    },
+    created() {
+        this.loadFields();
+        this.fetchList();
+    },
+    methods: {
+        loadFields() {
+            this.$api.post('api/Major/getMajorList', {}).then((res) => {
+                const transformData = (data) => {
+                    return data.map((item) => {
+                        const transformedItem = {
+                            ...item,
+                            value: item.major_id,
+                            label: `${item.major_title}`
+                        };
+                        if (item.children && item.children.length > 0) {
+                            transformedItem.children = transformData(item.children);
+                        }
+                        return transformedItem;
+                    });
+                };
+                const root = (res.data.majors || []).find((item) => item.major_id == 1);
+                const data = root && root.children ? transformData(root.children) : [];
+                this.options = [...data];
+            });
+        },
+        handleChange() {
+            this.$nextTick(() => {
+                if (this.$refs.cascader && this.$refs.cascader.dropDownVisible !== undefined) {
+                    this.$refs.cascader.dropDownVisible = false;
+                }
+                this.query.major_id = this.major_id[this.major_id.length - 1] || null;
+                this.query.pageIndex = 1;
+                this.fetchList();
+            });
+        },
+        getProps() {
+            return {
+                value: 'value',
+                label: 'label',
+                children: 'children',
+                checkStrictly: true,
+                expandTrigger: 'hover'
+            };
+        },
+        async fetchList() {
+            this.loading = true;
+            try {
+                const params = {
+                    major_id: this.query.major_id,
+                    keyword: this.query.keyword,
+                    pageIndex: this.query.pageIndex,
+                    pageSize: this.query.pageSize
+                };
+                const res = await this.$api.post('api/expert_manage/getList', params);
+                if (res && res.code === 0 && res.data) {
+                    const rawList = res.data.list || [];
+                    this.list = rawList.map((item) => {
+                        const fieldArray = item.fields || [];
+                        const fieldNames = fieldArray.map((f) => f.field).join(', ');
+                        return {
+                            ...item,
+                            fieldDisplay: fieldNames
+                        };
+                    });
+                    this.total = res.data.total || 0;
+                } else {
+                    this.list = [];
+                    this.total = 0;
+                }
+            } catch (e) {
+                this.list = [];
+                this.total = 0;
+            } finally {
+                this.loading = false;
+            }
+        },
+        handleSearch() {
+            this.query.pageIndex = 1;
+            this.fetchList();
+        },
+        handleReset() {
+            this.major_id = [];
+            this.query = {
+                major_id: null,
+                keyword: '',
+                pageIndex: 1,
+                pageSize: 10
+            };
+            this.fetchList();
+        },
+        handleSizeChange(size) {
+            this.query.pageSize = size;
+            this.query.pageIndex = 1;
+            this.fetchList();
+        },
+        handlePageChange(page) {
+            this.query.pageIndex = page;
+            this.fetchList();
+        },
+        async handleExport() {
+            if (!this.query.major_id && !this.query.keyword) {
+                this.$message.warning('Please select a research area or enter a keyword before exporting.');
+                return;
+            }
+            this.exportLoading = true;
+            try {
+                const params = {
+                    major_id: this.query.major_id,
+                    keyword: this.query.keyword
+                };
+                const res = await this.$api.post('api/expert_manage/exportExcel', params);
+                if (res && res.code === 0 && res.data && res.data.file_url) {
+                    window.open(this.mediaUrl + res.data.file_url, '_blank');
+                } else {
+                    this.$message.error(res.msg || 'Export failed');
+                }
+            } catch (e) {
+                this.$message.error(e.msg || 'Export failed');
+            } finally {
+                this.exportLoading = false;
+            }
+        }
+    }
+};
+</script>
+
+<style scoped>
+.scholar-db-container {
+    padding: 0 10px;
+}
+.toolbar {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    margin-bottom: 15px;
+    margin-top: 15px;
+}
+.filters {
+    flex: 1;
+    margin: 0 20px;
+    margin-left: 0;
+}
+.actions {
+    white-space: nowrap;
+}
+.table-card {
+    margin-top: 10px;
+}
+.pagination {
+    margin-top: 15px;
+    text-align: right;
+}
+/deep/ .dark-table-header th {
+    background-color: #f5f7fa;
+    font-weight: 600;
+}
+/deep/ .el-form-item--mini.el-form-item,
+.el-form-item--small.el-form-item {
+    margin-bottom: 0;
+}
+.custom-tag {
+    display: inline-block;
+    position: absolute;
+    right: 6px;
+    top: 0px;
+    color: #ce4f15;
+    font-size: 12px;
+    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
+}
+.info-row {
+    margin-bottom: 4px;
+    font-size: 14px;
+    display: flex;
+    align-items: center;
+    line-height: 1.2;
+    font-family: Arial, sans-serif;
+}
+.label {
+    color: #999;
+    margin-right: 8px;
+    flex-shrink: 0;
+}
+.value {
+    color: #333;
+}
+.value.bold {
+    font-weight: bold;
+    font-size: 15px;
+}
+.value.link {
+    color: #0066a1;
+}
+.value.time {
+    color: #888;
+}
+</style>
+
diff --git a/src/components/page/mailboxCollect.vue b/src/components/page/mailboxCollect.vue
index 5bd7295..9943eca 100644
--- a/src/components/page/mailboxCollect.vue
+++ b/src/components/page/mailboxCollect.vue
@@ -226,11 +226,27 @@ export default {
     },
     initAccountSelection() {
       const q = this.$route.query;
+      const storedEmailId = localStorage.getItem('mailboxCollect_j_email_id');
+      const storedJournalId = localStorage.getItem('mailboxCollect_journal_id');
+
+      // 1. 兼容老链接：如果地址栏里带有参数，优先用并写入本地
       if (q.j_email_id) {
         this.loadAccountById(q.j_email_id);
-      } else {
-        this.openAccountDialog();
+        localStorage.setItem('mailboxCollect_j_email_id', q.j_email_id);
+        if (q.journal_id) {
+          localStorage.setItem('mailboxCollect_journal_id', q.journal_id);
+        }
+        return;
       }
+
+      // 2. 否则尝试从本地缓存恢复上次选择
+      if (storedEmailId) {
+        this.loadAccountById(storedEmailId);
+        return;
+      }
+
+      // 3. 都没有则弹出选择账号弹窗
+      this.openAccountDialog();
     },
     loadDefaultAccount() {
       this.$api.post(API.getAllJournal, {}).then(res => {
@@ -310,13 +326,17 @@ export default {
     chooseAccount(row) {
       this.selectedAccount = row;
       this.accountDialogVisible = false;
-	  this.closeDetail();
-      // 回填到地址栏
-      const q = Object.assign({}, this.$route.query, {
-        j_email_id: row.j_email_id,
-        journal_id: row.journal_id
-      });
-      this.$router.replace({ path: this.$route.path, query: q });
+      this.closeDetail();
+
+      // 将所选邮箱配置持久化到本地，避免暴露在地址栏
+      if (row && row.j_email_id) {
+        localStorage.setItem('mailboxCollect_j_email_id', String(row.j_email_id));
+      }
+      if (row && row.journal_id) {
+        localStorage.setItem('mailboxCollect_journal_id', String(row.journal_id));
+      }
+
+      // 不再写入路由 query，直接拉取数据
       this.fetchData();
     },
     handleAccountDialogBeforeClose(done) {
@@ -521,7 +541,7 @@ export default {
 .folder-list li.active { background: #edeef0; color: #006699; font-weight: bold; border-right: 3px solid #006699; }
 .badge { margin-left: auto; background: #ddd; padding: 2px 8px; border-radius: 10px; font-size: 12px; }
 
-.sidebar-footer { padding: 15px 20px; border-top: 1px solid #eee; background: #f8f9fa; }
+.sidebar-footer { padding: 10px 0px; border-top: 1px solid #eee; background: #f8f9fa; }
 .user-card { display: flex; align-items: center; margin-bottom: 8px; overflow: hidden; }
 .user-avatar { flex-shrink: 0; background: #ffeded; color: #f56c6c; }
 .user-detail { margin-left: 10px; overflow: hidden; flex: 1; }
diff --git a/src/components/page/mailboxConfig.vue b/src/components/page/mailboxConfig.vue
index c7e90d4..610bec9 100644
--- a/src/components/page/mailboxConfig.vue
+++ b/src/components/page/mailboxConfig.vue
@@ -306,12 +306,16 @@
 				});
 			},
 			handleMailManage(row) {
+				// 进入邮箱列表前，把当前选择的邮箱账号写入本地，供 mailboxCollect 使用
+				if (row && row.j_email_id) {
+					localStorage.setItem('mailboxCollect_j_email_id', String(row.j_email_id));
+				}
+				if (row && row.journal_id) {
+					localStorage.setItem('mailboxCollect_journal_id', String(row.journal_id));
+				}
+
 				this.$router.push({
 					path: '/mailboxCollect',
-					query: {
-						journal_id: row.journal_id,
-						j_email_id: row.j_email_id
-					}
 				});
 			},
 			// 删除邮箱配置：接口 api/email_client/deleteAccount，传参 j_email_id
diff --git a/src/router/index.js b/src/router/index.js
index 755a592..2f9acaf 100644
--- a/src/router/index.js
+++ b/src/router/index.js
@@ -1097,6 +1097,13 @@ export default new Router({
 				title: 'Scholar Database'
 			}
 		},
+		{
+			path: '/expertDatabase', //专家库
+			component: () => import('../components/page/expertDatabase'),
+			meta: {
+				title: 'Expert Database'
+			}
+		},
 		{
 			path: '/PreIngested', //预收录-完善资料页面
 			component: () => import('../components/page/Complete_profile'),