diff --git a/frontend/src/views/Admin.vue b/frontend/src/views/Admin.vue
index 40318747..7952a685 100644
--- a/frontend/src/views/Admin.vue
+++ b/frontend/src/views/Admin.vue
@@ -14,6 +14,7 @@ import AccountSettings from './admin/AccountSettings.vue';
 import UserManagement from './admin/UserManagement.vue';
 import UserSettings from './admin/UserSettings.vue';
 import UserOauth2Settings from './admin/UserOauth2Settings.vue';
+import RoleAddressConfig from './admin/RoleAddressConfig.vue';
 import Mails from './admin/Mails.vue';
 import MailsUnknow from './admin/MailsUnknow.vue';
 import About from './common/About.vue';
@@ -61,6 +62,7 @@ const { t } = useI18n({
       user_management: 'User Management',
       user_settings: 'User Settings',
       userOauth2Settings: 'Oauth2 Settings',
+      roleAddressConfig: 'Role Address Config',
       unknow: 'Mails with unknow receiver',
       senderAccess: 'Sender Access Control',
       sendBox: 'Send Box',
@@ -88,6 +90,7 @@ const { t } = useI18n({
       user_management: '用户管理',
       user_settings: '用户设置',
       userOauth2Settings: 'Oauth2 设置',
+      roleAddressConfig: '角色地址配置',
       unknow: '无收件人邮件',
       senderAccess: '发件权限控制',
       sendBox: '发件箱',
@@ -173,6 +176,9 @@ onMounted(async () => {
           <n-tab-pane name="userOauth2Settings" :tab="t('userOauth2Settings')">
             <UserOauth2Settings />
           </n-tab-pane>
+          <n-tab-pane name="roleAddressConfig" :tab="t('roleAddressConfig')">
+            <RoleAddressConfig />
+          </n-tab-pane>
         </n-tabs>
       </n-tab-pane>
       <n-tab-pane name="mails" :tab="t('mails')">
diff --git a/frontend/src/views/admin/RoleAddressConfig.vue b/frontend/src/views/admin/RoleAddressConfig.vue
new file mode 100644
index 00000000..7c24b7bd
--- /dev/null
+++ b/frontend/src/views/admin/RoleAddressConfig.vue
@@ -0,0 +1,153 @@
+<script setup>
+import { ref, onMounted, h } from 'vue';
+import { useI18n } from 'vue-i18n'
+import { NInputNumber, NTag, NSpace, NButton } from 'naive-ui';
+
+import { useGlobalState } from '../../store'
+import { api } from '../../api'
+
+const { loading } = useGlobalState()
+const message = useMessage()
+
+const { t } = useI18n({
+    messages: {
+        en: {
+            role: 'Role',
+            maxAddressCount: 'Max Address Count',
+            save: 'Save',
+            successTip: 'Success',
+            noRolesAvailable: 'No roles available in system config',
+            roleConfigDesc: 'Configure maximum address count for each user role. Role-based limits take priority over global settings.',
+            notConfigured: 'Not Configured (Use Global Settings)',
+        },
+        zh: {
+            role: '角色',
+            maxAddressCount: '最大地址数量',
+            save: '保存',
+            successTip: '成功',
+            noRolesAvailable: '系统配置中没有可用的角色',
+            roleConfigDesc: '为每个用户角色配置最大地址数量。角色配置优先于全局设置。',
+            notConfigured: '未配置（使用全局设置）',
+        }
+    }
+});
+
+const systemRoles = ref([])
+const tableData = ref([])
+
+const fetchUserRoles = async () => {
+    try {
+        const results = await api.fetch(`/admin/user_roles`);
+        systemRoles.value = results;
+    } catch (error) {
+        console.log(error)
+        message.error(error.message || "error");
+    }
+}
+
+const fetchRoleConfigs = async () => {
+    try {
+        const { configs } = await api.fetch(`/admin/role_address_config`);
+        tableData.value = systemRoles.value.map(roleObj => ({
+            role: roleObj.role,
+            max_address_count: configs[roleObj.role]?.maxAddressCount ?? null,
+        }));
+    } catch (error) {
+        console.log(error)
+        message.error(error.message || "error");
+    }
+}
+
+const saveConfig = async () => {
+    try {
+        // convert tableData to object with nested structure
+        const configs = {};
+        tableData.value.forEach(row => {
+            if (row.max_address_count !== null && row.max_address_count !== undefined) {
+                configs[row.role] = { maxAddressCount: row.max_address_count };
+            }
+        });
+
+        await api.fetch(`/admin/role_address_config`, {
+            method: 'POST',
+            body: JSON.stringify({ configs })
+        });
+        message.success(t('successTip'));
+        await fetchRoleConfigs();
+    } catch (error) {
+        console.log(error)
+        message.error(error.message || "error");
+    }
+}
+
+const columns = [
+    {
+        title: t('role'),
+        key: 'role',
+        width: 200,
+        render(row) {
+            return h(NTag, {
+                type: 'info',
+                bordered: false
+            }, {
+                default: () => row.role
+            })
+        }
+    },
+    {
+        title: t('maxAddressCount'),
+        key: 'max_address_count',
+        render(row) {
+            return h(NInputNumber, {
+                value: row.max_address_count,
+                min: 0,
+                max: 999,
+                clearable: true,
+                placeholder: t('notConfigured'),
+                style: 'width: 200px;',
+                onUpdateValue: (value) => {
+                    row.max_address_count = value;
+                }
+            })
+        }
+    }
+]
+
+onMounted(async () => {
+    await fetchUserRoles();
+    await fetchRoleConfigs();
+})
+</script>
+
+<template>
+    <div style="margin-top: 10px;">
+        <n-alert type="info" :bordered="false" style="margin-bottom: 20px;">
+            {{ t('roleConfigDesc') }}
+        </n-alert>
+
+        <n-alert v-if="systemRoles.length === 0" type="warning" :bordered="false">
+            {{ t('noRolesAvailable') }}
+        </n-alert>
+
+        <div v-else>
+            <n-space justify="end" style="margin-bottom: 12px;">
+                <n-button :loading="loading" @click="saveConfig" type="primary">
+                    {{ t('save') }}
+                </n-button>
+            </n-space>
+
+            <n-data-table
+                :columns="columns"
+                :data="tableData"
+                :bordered="false"
+                embedded
+            />
+        </div>
+    </div>
+</template>
+
+<style scoped>
+.n-data-table {
+    min-width: 600px;
+}
+</style>
diff --git a/worker/src/admin_api/admin_user_api.ts b/worker/src/admin_api/admin_user_api.ts
index b1aa24ba..99a8b40a 100644
--- a/worker/src/admin_api/admin_user_api.ts
+++ b/worker/src/admin_api/admin_user_api.ts
@@ -2,7 +2,7 @@ import { Context } from 'hono';
 
 import { CONSTANTS } from '../constants';
 import { getJsonSetting, saveSetting, checkUserPassword, getDomains, getUserRoles } from '../utils';
-import { UserSettings, GeoData, UserInfo } from "../models";
+import { UserSettings, GeoData, UserInfo, RoleAddressConfig } from "../models";
 import { handleListQuery } from '../common'
 import UserBindAddressModule from '../user_api/bind_address';
 import i18n from '../i18n';
@@ -166,4 +166,14 @@ export default {
             results: results,
         });
     },
+    getRoleAddressConfig: async (c: Context<HonoCustomType>) => {
+        const value = await getJsonSetting<RoleAddressConfig>(c, CONSTANTS.ROLE_ADDRESS_CONFIG_KEY);
+        const configs = value || {};
+        return c.json({ configs });
+    },
+    saveRoleAddressConfig: async (c: Context<HonoCustomType>) => {
+        const { configs } = await c.req.json<{ configs: RoleAddressConfig }>();
+        await saveSetting(c, CONSTANTS.ROLE_ADDRESS_CONFIG_KEY, JSON.stringify(configs));
+        return c.json({ success: true });
+    },
 }
diff --git a/worker/src/admin_api/index.ts b/worker/src/admin_api/index.ts
index ff0139db..4d974f61 100644
--- a/worker/src/admin_api/index.ts
+++ b/worker/src/admin_api/index.ts
@@ -344,6 +344,8 @@ api.post('/admin/users', admin_user_api.createUser)
 api.post('/admin/users/:user_id/reset_password', admin_user_api.resetPassword)
 api.get('/admin/user_roles', async (c) => c.json(getUserRoles(c)))
 api.post('/admin/user_roles', admin_user_api.updateUserRoles)
+api.get('/admin/role_address_config', admin_user_api.getRoleAddressConfig)
+api.post('/admin/role_address_config', admin_user_api.saveRoleAddressConfig)
 api.get('/admin/users/bind_address/:user_id', admin_user_api.getBindedAddresses)
 api.post('/admin/users/bind_address', admin_user_api.bindAddress)
 
diff --git a/worker/src/constants.ts b/worker/src/constants.ts
index 4b612996..10f29e77 100644
--- a/worker/src/constants.ts
+++ b/worker/src/constants.ts
@@ -14,6 +14,7 @@ export const CONSTANTS = {
     VERIFIED_ADDRESS_LIST_KEY: 'verified_address_list',
     NO_LIMIT_SEND_ADDRESS_LIST_KEY: 'no_limit_send_address_list',
     EMAIL_RULE_SETTINGS_KEY: 'email_rule_settings',
+    ROLE_ADDRESS_CONFIG_KEY: 'role_address_config',
 
     // KV
     TG_KV_PREFIX: "temp-mail-telegram",
diff --git a/worker/src/models/index.ts b/worker/src/models/index.ts
index a6049292..0f8908ab 100644
--- a/worker/src/models/index.ts
+++ b/worker/src/models/index.ts
@@ -154,3 +154,10 @@ export type EmailRuleSettings = {
     blockReceiveUnknowAddressEmail: boolean;
     emailForwardingList: SubdomainForwardAddressList[]
 }
+
+export type RoleConfig = {
+    maxAddressCount?: number;
+    // future configs can be added here
+}
+
+export type RoleAddressConfig = Record<string, RoleConfig>;
diff --git a/worker/src/user_api/bind_address.ts b/worker/src/user_api/bind_address.ts
index 7ece5d32..389a590f 100644
--- a/worker/src/user_api/bind_address.ts
+++ b/worker/src/user_api/bind_address.ts
@@ -1,12 +1,26 @@
 import { Context } from 'hono';
 import { Jwt } from 'hono/utils/jwt'
 
-import { UserSettings } from "../models";
+import { UserSettings, RoleAddressConfig } from "../models";
 import { getJsonSetting } from "../utils"
 import { CONSTANTS } from "../constants";
 import { unbindTelegramByAddress } from '../telegram_api/common';
 import i18n from '../i18n';
-import { updateAddressUpdatedAt } from '../common';
+import { updateAddressUpdatedAt, commonGetUserRole } from '../common';
+
+const getMaxAddressCount = async (
+    c: Context<HonoCustomType>,
+    userRole: string | null | undefined,
+    settings: UserSettings
+): Promise<number> => {
+    if (!userRole) return settings.maxAddressCount;
+    const roleConfigs = await getJsonSetting<RoleAddressConfig>(c, CONSTANTS.ROLE_ADDRESS_CONFIG_KEY);
+    if (!roleConfigs) return settings.maxAddressCount;
+    const roleMaxCount = roleConfigs[userRole]?.maxAddressCount;
+    if (typeof roleMaxCount !== 'number') return settings.maxAddressCount;
+    if (roleMaxCount <= 0) return settings.maxAddressCount;
+    return roleMaxCount;
+};
 
 const UserBindAddressModule = {
     bind: async (c: Context<HonoCustomType>) => {
@@ -43,11 +57,15 @@ const UserBindAddressModule = {
         // check if binded address count
         const value = await getJsonSetting(c, CONSTANTS.USER_SETTINGS_KEY);
         const settings = new UserSettings(value);
-        if (settings.maxAddressCount > 0) {
+        // get user role
+        const userRole = c.get("userRolePayload");
+        // check role-based max address count first, fallback to global settings
+        const maxAddressCount = await getMaxAddressCount(c, userRole, settings);
+        if (maxAddressCount > 0) {
             const { count } = await c.env.DB.prepare(
                 `SELECT COUNT(*) as count FROM users_address where user_id = ?`
             ).bind(user_id).first<{ count: number }>() || { count: 0 };
-            if (count >= settings.maxAddressCount) {
+            if (count >= maxAddressCount) {
                 return c.text("Max address count reached", 400)
             }
         }
@@ -194,18 +212,22 @@ const UserBindAddressModule = {
         // check if target user exists
         const target_user_id = await c.env.DB.prepare(
             `SELECT id FROM users where user_email = ?`
-        ).bind(target_user_email).first("id");
+        ).bind(target_user_email).first<number>("id");
         if (!target_user_id) {
             return c.text("Target user not found", 400)
         }
         // check target user binded address count
         const value = await getJsonSetting(c, CONSTANTS.USER_SETTINGS_KEY);
         const settings = new UserSettings(value);
-        if (settings.maxAddressCount > 0) {
+        // get target user role
+        const userRoleObj = await commonGetUserRole(c, target_user_id);
+        // check role-based max address count first, fallback to global settings
+        const maxAddressCount = await getMaxAddressCount(c, userRoleObj?.role, settings);
+        if (maxAddressCount > 0) {
             const { count } = await c.env.DB.prepare(
                 `SELECT COUNT(*) as count FROM users_address where user_id = ?`
             ).bind(target_user_id).first<{ count: number }>() || { count: 0 };
-            if (count >= settings.maxAddressCount) {
+            if (count >= maxAddressCount) {
                 return c.text("Target User Max address count reached", 400)
             }
         }