diff --git a/frontend/src/api/system/sntp.ts b/frontend/src/api/system/sntp.ts
index fe8b6db..688ac8a 100644
--- a/frontend/src/api/system/sntp.ts
+++ b/frontend/src/api/system/sntp.ts
@@ -1,5 +1,15 @@
 import http from '@/api'
 
+export interface SntpTimeMessage {
+    type: string
+    deviceIp?: string
+    computerTime?: string
+    deviceTime?: string
+    computerTimestampMs?: number
+    deviceTimestampMs?: number
+    errorMs?: number
+}
+
 export const startSntpService = () => {
     return http.post('/sntp/start', {})
 }
diff --git a/frontend/src/stores/modules/auth.ts b/frontend/src/stores/modules/auth.ts
index 5e99f51..c6ea2e8 100644
--- a/frontend/src/stores/modules/auth.ts
+++ b/frontend/src/stores/modules/auth.ts
@@ -7,75 +7,60 @@ import { useModeStore } from '@/stores/modules/mode'
 import { getLicense } from '@/api/activate'
 import type { Activate } from '@/api/activate/interface'
 
+const CONTRAST_MODE_NAME = '比对式'
+
 export const useAuthStore = defineStore(AUTH_STORE_KEY, {
     state: (): AuthState => ({
-        // 按钮权限列表
         authButtonList: {},
-        // 菜单权限列表
         authMenuList: [],
-        // 当前页面的 router name，用来做按钮权限筛选
         routeName: '',
-        //登录不显示菜单栏和导航栏，点击进入测试的时候显示
         showMenuFlag: JSON.parse(localStorage.getItem('showMenuFlag') as string),
         activateInfo: {} as Activate.ActivationCodePlaintext
     }),
     getters: {
-        // 按钮权限列表
         authButtonListGet: state => state.authButtonList,
-        // 菜单权限列表 ==> 这里的菜单没有经过任何处理
         authMenuListGet: state => state.authMenuList,
-        // 菜单权限列表 ==> 左侧菜单栏渲染，需要剔除 isHide == true
         showMenuListGet: state => getShowMenuList(state.authMenuList),
-        // 菜单权限列表 ==> 扁平化之后的一维数组菜单，主要用来添加动态路由
         flatMenuListGet: state => getFlatMenuList(state.authMenuList),
-        // 递归处理后的所有面包屑导航列表
         breadcrumbListGet: state => getAllBreadcrumbList(state.authMenuList),
-        //是否显示菜单和导航栏
         showMenuFlagGet: state => state.showMenuFlag,
-        // 获取激活信息
         activateInfoGet: state => state.activateInfo
     },
     actions: {
-        // Get AuthButtonList
         async getAuthButtonList() {
             const { data } = await getAuthButtonListApi()
             this.authButtonList = data
         },
-        // Get AuthMenuList
         async getAuthMenuList() {
             const modeStore = useModeStore()
-
             const { data: menuData } = await getAuthMenuListApi()
-            // 根据不同模式过滤菜单
-            const filteredMenu =
-                modeStore.currentMode === '比对式'
-                    ? filterMenuByExcludedNames(menuData, ['testSource', 'testScript', 'controlSource'])
-                    : filterMenuByExcludedNames(menuData, ['standardDevice'])
 
-            this.authMenuList = filteredMenu
+            const isContrastMode = modeStore.currentMode === CONTRAST_MODE_NAME
+            const filteredMenu = isContrastMode
+                ? filterMenuByExcludedNames(menuData, ['testSource', 'testScript', 'controlSource'])
+                : filterMenuByExcludedNames(menuData, ['standardDevice'])
+
+            this.authMenuList = filterMenuByExcludedNames(filteredMenu, ['sntp'])
         },
-        // Set RouteName
         async setRouteName(name: string) {
             this.routeName = name
         },
-        //重置权限
         async resetAuthStore() {
             this.showMenuFlag = false
             localStorage.removeItem('showMenuFlag')
         },
-        //修改判断菜单栏/导航栏显示条件
         async setShowMenu() {
             this.showMenuFlag = true
             localStorage.setItem('showMenuFlag', 'true')
         },
-        //更改模式
         changeModel() {
             this.showMenuFlag = false
             localStorage.removeItem('showMenuFlag')
         },
         async setActivateInfo() {
-            const license_result = await getLicense()
-            const licenseData = license_result.data as Activate.ActivationCodePlaintext
+            const licenseResult = await getLicense()
+            const licenseData = licenseResult.data as Activate.ActivationCodePlaintext
+
             if (!licenseData.simulate) {
                 licenseData.simulate = {
                     permanently: 0
@@ -91,24 +76,18 @@ export const useAuthStore = defineStore(AUTH_STORE_KEY, {
                     permanently: 0
                 }
             }
+
             this.activateInfo = licenseData
         }
     }
 })
 
-/**
- * 通用菜单过滤函数
- * @param menuList 菜单列表
- * @param excludedNames 需要排除的菜单名称数组
- * @returns 过滤后的菜单列表
- */
-function filterMenuByExcludedNames(menuList: any[], excludedNames: string[]): any[] {
+function filterMenuByExcludedNames(menuList: Menu.MenuOptions[], excludedNames: string[]): Menu.MenuOptions[] {
     return menuList.filter(menu => {
-        // 如果当前项有 children，递归处理子项
         if (menu.children && menu.children.length > 0) {
             menu.children = filterMenuByExcludedNames(menu.children, excludedNames)
         }
-        // 过滤掉在排除列表中的菜单项
+
         return !excludedNames.includes(menu.name)
     })
 }
diff --git a/frontend/src/views/machine/sntp/index.vue b/frontend/src/views/machine/sntp/index.vue
deleted file mode 100644
index 15fe350..0000000
--- a/frontend/src/views/machine/sntp/index.vue
+++ /dev/null
@@ -1,368 +0,0 @@
-<template>
-    <div class="sntp-page">
-        <section class="sntp-panel">
-            <el-row :gutter="16" class="time-list">
-                <el-col :xs="24" :md="12">
-                    <div class="time-item">
-                        <div class="time-label">当前电脑时间</div>
-                        <div class="time-content">{{ computerTime }}</div>
-                    </div>
-                </el-col>
-                <el-col :xs="24" :md="12">
-                    <div class="time-item">
-                        <div class="time-label">装置返回时间</div>
-                        <div class="time-content">{{ deviceTime }}</div>
-                    </div>
-                </el-col>
-            </el-row>
-
-            <div class="action-row">
-                <el-button type="primary" :loading="starting" :disabled="running || stopping" @click="handleStart">
-                    启动SNTP对时服务
-                </el-button>
-                <el-button type="danger" plain :loading="stopping" :disabled="!running || starting" @click="handleStop">
-                    停止SNTP对时服务
-                </el-button>
-            </div>
-
-            <div class="history-section">
-                <div class="history-header">
-                    <span class="history-title">历史记录</span>
-                    <el-button
-                        plain
-                        type="danger"
-                        :disabled="historyList.length === 0"
-                        @click="clearHistory"
-                    >
-                        清空
-                    </el-button>
-                </div>
-
-                <div class="history-table">
-                    <div class="history-table__head history-row">
-                        <div class="col-order">序号</div>
-                        <div>当前电脑时间</div>
-                        <div>装置返回时间</div>
-                        <div>误差（ms）</div>
-                    </div>
-                    <div v-if="historyList.length === 0" class="history-empty">
-                        <span>暂无数据</span>
-                    </div>
-                    <div v-else class="history-table__body">
-                        <div v-for="(item, index) in historyList" :key="item.id" class="history-row">
-                            <div class="col-order">{{ index + 1 }}</div>
-                            <div>{{ item.computerTime }}</div>
-                            <div>{{ item.deviceTime }}</div>
-                            <div>{{ formatErrorMs(item.errorMs) }}</div>
-                        </div>
-                    </div>
-                </div>
-            </div>
-        </section>
-    </div>
-</template>
-
-<script setup lang="ts" name="sntp">
-import { computed, onBeforeUnmount, onMounted, ref } from 'vue'
-import { Delete } from '@element-plus/icons-vue'
-import socketClient from '@/utils/webSocketClient'
-import { startSntpService, stopSntpService } from '@/api/system/sntp'
-
-interface SntpTimeMessage {
-    type: string
-    computerTime?: string
-    deviceTime?: string
-    computerTimestampMs?: number
-    deviceTimestampMs?: number
-    errorMs?: number
-}
-
-interface SntpHistoryItem {
-    id: string
-    computerTime: string
-    deviceTime: string
-    computerTimestampMs: number | null
-    deviceTimestampMs: number | null
-    errorMs: number | null
-}
-
-defineOptions({
-    name: 'sntp'
-})
-
-const messageType = 'sntp_time_update'
-const maxHistoryCount = 50
-
-const running = ref(false)
-const starting = ref(false)
-const stopping = ref(false)
-
-const computerTimeValue = ref('--')
-const deviceTimeValue = ref('--')
-const historyList = ref<SntpHistoryItem[]>([])
-
-const computerTime = computed(() => computerTimeValue.value)
-const deviceTime = computed(() => deviceTimeValue.value)
-
-const formatErrorMs = (errorMs: number | null) => {
-    if (errorMs === null || Number.isNaN(errorMs))
-        return '--'
-
-    if (errorMs > 0)
-        return `+${errorMs}`
-
-    return `${errorMs}`
-}
-
-const appendHistory = (
-    computerTimeText: string,
-    deviceTimeText: string,
-    computerTimestampMs: number | null,
-    deviceTimestampMs: number | null,
-    errorMs: number | null
-) => {
-    const nextItem: SntpHistoryItem = {
-        id: `${Date.now()}_${Math.random().toString(16).slice(2, 8)}`,
-        computerTime: computerTimeText,
-        deviceTime: deviceTimeText,
-        computerTimestampMs,
-        deviceTimestampMs,
-        errorMs
-    }
-    historyList.value = [nextItem, ...historyList.value].slice(0, maxHistoryCount)
-}
-
-const handleTimeUpdate = (message: SntpTimeMessage) => {
-    const nextComputerTime = message.computerTime || '--'
-    const nextDeviceTime = message.deviceTime || '--'
-    const nextComputerTimestampMs = typeof message.computerTimestampMs === 'number' ? message.computerTimestampMs : null
-    const nextDeviceTimestampMs = typeof message.deviceTimestampMs === 'number' ? message.deviceTimestampMs : null
-    const nextErrorMs = typeof message.errorMs === 'number' ? message.errorMs : null
-    computerTimeValue.value = nextComputerTime
-    deviceTimeValue.value = nextDeviceTime
-    appendHistory(
-        nextComputerTime,
-        nextDeviceTime,
-        nextComputerTimestampMs,
-        nextDeviceTimestampMs,
-        nextErrorMs
-    )
-}
-
-const ensureSocketConnection = () => {
-    socketClient.Instance.connect()
-    socketClient.Instance.registerCallBack(messageType, (message: SntpTimeMessage) => {
-        handleTimeUpdate(message)
-    })
-}
-
-const clearHistory = () => {
-    historyList.value = []
-}
-
-const handleStart = async () => {
-    starting.value = true
-    try {
-        await startSntpService()
-        running.value = true
-    } finally {
-        starting.value = false
-    }
-}
-
-const handleStop = async () => {
-    stopping.value = true
-    try {
-        await stopSntpService()
-        running.value = false
-    } finally {
-        stopping.value = false
-    }
-}
-
-onMounted(() => {
-    ensureSocketConnection()
-})
-
-onBeforeUnmount(() => {
-    socketClient.Instance.unRegisterCallBack(messageType)
-})
-</script>
-
-<style scoped lang="scss">
-.sntp-page {
-    height: 100%;
-    min-height: 100%;
-    padding: 16px;
-    background: #f5f7fa;
-    display: flex;
-}
-
-.sntp-panel {
-    flex: 1;
-    min-height: 0;
-    background: #ffffff;
-    border-radius: 8px;
-    padding: 20px;
-    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
-    display: flex;
-    flex-direction: column;
-    gap: 20px;
-}
-
-.time-list {
-    flex-shrink: 0;
-}
-
-.time-item {
-    min-height: 168px;
-    padding: 18px 20px;
-    border: 1px solid #e5e7eb;
-    border-radius: 8px;
-    background: #ffffff;
-    display: flex;
-    flex-direction: column;
-    justify-content: space-between;
-}
-
-.time-label {
-    font-size: 14px;
-    color: #606266;
-}
-
-.time-content {
-    font-size: 26px;
-    line-height: 1.35;
-    color: #303133;
-    word-break: break-word;
-}
-
-.action-row {
-    display: flex;
-    gap: 12px;
-    flex-shrink: 0;
-}
-
-.history-section {
-    flex: 1;
-    min-height: 0;
-    border: 1px solid #e5e7eb;
-    border-radius: 8px;
-    overflow: hidden;
-    display: flex;
-    flex-direction: column;
-    background: #ffffff;
-}
-
-.history-header {
-    display: flex;
-    align-items: center;
-    justify-content: space-between;
-    padding: 14px 16px;
-    border-bottom: 1px solid #e5e7eb;
-    background: #fafafa;
-    flex-shrink: 0;
-}
-
-.history-title {
-    font-size: 14px;
-    color: #303133;
-    font-weight: 500;
-}
-
-.history-empty {
-    flex: 1;
-    min-height: 0;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    color: #909399;
-    font-size: 14px;
-}
-
-.history-table {
-    flex: 1;
-    min-height: 0;
-    display: flex;
-    flex-direction: column;
-}
-
-.history-table__head {
-    background: #fafafa;
-    flex-shrink: 0;
-}
-
-.history-table__body {
-    flex: 1;
-    min-height: 0;
-    overflow: auto;
-}
-
-.history-row {
-    display: grid;
-    grid-template-columns: 88px minmax(0, 1fr) minmax(0, 1fr) 200px;
-}
-
-.history-row > div {
-    padding: 14px 16px;
-    border-bottom: 1px solid #f0f2f5;
-    color: #303133;
-    word-break: break-word;
-}
-
-.history-row > div + div {
-    border-left: 1px solid #f0f2f5;
-}
-
-.history-table__head > div {
-    font-size: 13px;
-    color: #606266;
-    font-weight: 500;
-}
-
-.history-table__body .history-row:last-child > div {
-    border-bottom: none;
-}
-
-.col-order {
-    text-align: center;
-}
-
-@media (max-width: 900px) {
-    .sntp-page {
-        padding: 12px;
-    }
-
-    .sntp-panel {
-        padding: 16px;
-        gap: 16px;
-    }
-
-    .time-item {
-        min-height: 132px;
-        margin-bottom: 16px;
-    }
-
-    .time-content {
-        font-size: 22px;
-    }
-
-    .action-row {
-        flex-direction: column;
-        align-items: stretch;
-    }
-
-    .history-row {
-        grid-template-columns: 1fr;
-    }
-
-    .history-row > div + div {
-        border-left: none;
-        border-top: 1px solid #f0f2f5;
-    }
-
-    .col-order {
-        text-align: left;
-    }
-}
-</style>
diff --git a/frontend/src/views/toolbox/components/SntpToolDialog.vue b/frontend/src/views/toolbox/components/SntpToolDialog.vue
new file mode 100644
index 0000000..d169462
--- /dev/null
+++ b/frontend/src/views/toolbox/components/SntpToolDialog.vue
@@ -0,0 +1,627 @@
+<template>
+    <el-dialog
+        v-model="dialogVisible"
+        :title="dialogTitle"
+        width="1100px"
+        :close-on-click-modal="false"
+        :before-close="handleDialogClose"
+        destroy-on-close
+        @closed="handleDialogClosed"
+    >
+        <div class="sntp-tool">
+            <aside class="device-panel">
+                <div class="device-panel__header">
+                    <span>{{ devicePanelTitle }}</span>
+                    <span class="device-panel__count">{{ deviceItems.length }}</span>
+                </div>
+                <div v-if="deviceItems.length === 0" class="device-panel__empty">{{ emptyDeviceText }}</div>
+                <div v-else class="device-list">
+                    <button
+                        v-for="item in deviceItems"
+                        :key="item.deviceIp"
+                        type="button"
+                        class="device-list__item"
+                        :class="{ 'is-active': item.deviceIp === activeDeviceIp }"
+                        @click="activeDeviceIp = item.deviceIp"
+                    >
+                        <span class="device-list__ip">{{ item.deviceIp }}</span>
+                        <span class="device-list__time">{{ item.deviceTime }}</span>
+                    </button>
+                </div>
+            </aside>
+
+            <section class="content-panel">
+                <el-row :gutter="16" class="time-list">
+                    <el-col :xs="24" :md="12">
+                        <div class="time-item">
+                            <div class="time-label">{{ computerTimeLabel }}</div>
+                            <div class="time-content">{{ activeDeviceState?.computerTime || '--' }}</div>
+                        </div>
+                    </el-col>
+                    <el-col :xs="24" :md="12">
+                        <div class="time-item">
+                            <div class="time-label">{{ deviceTimeLabel }}</div>
+                            <div class="time-content">{{ activeDeviceState?.deviceTime || '--' }}</div>
+                        </div>
+                    </el-col>
+                </el-row>
+
+                <div class="status-row">
+                    <div class="status-chip">
+                        <span class="status-chip__label">{{ activeDeviceLabel }}</span>
+                        <span class="status-chip__value">{{ activeDeviceIp || '--' }}</span>
+                    </div>
+                    <div class="status-chip">
+                        <span class="status-chip__label">{{ latestErrorLabel }}</span>
+                        <span class="status-chip__value">{{ activeErrorMs }}</span>
+                    </div>
+                </div>
+
+                <div class="action-row">
+                    <el-button type="primary" :loading="starting" :disabled="running || stopping" @click="handleStart">
+                        {{ startButtonText }}
+                    </el-button>
+                    <el-button type="danger" plain :loading="stopping" :disabled="!running || starting" @click="handleStop">
+                        {{ stopButtonText }}
+                    </el-button>
+                </div>
+
+                <div class="history-section">
+                    <div class="history-header">
+                        <span class="history-title">{{ historyTitle }}</span>
+                        <el-button plain type="danger" :disabled="activeHistory.length === 0" @click="clearActiveHistory">
+                            {{ clearButtonText }}
+                        </el-button>
+                    </div>
+
+                    <div class="history-table">
+                        <div class="history-table__head history-row">
+                            <div class="col-order">{{ orderColumnLabel }}</div>
+                            <div>{{ computerTimeLabel }}</div>
+                            <div>{{ deviceTimeLabel }}</div>
+                            <div>{{ errorColumnLabel }}</div>
+                        </div>
+                        <div v-if="activeHistory.length === 0" class="history-empty">
+                            <span>{{ emptyHistoryText }}</span>
+                        </div>
+                        <div v-else class="history-table__body">
+                            <div v-for="(item, index) in activeHistory" :key="item.id" class="history-row">
+                                <div class="col-order">{{ index + 1 }}</div>
+                                <div>{{ item.computerTime }}</div>
+                                <div>{{ item.deviceTime }}</div>
+                                <div>{{ formatErrorMs(item.errorMs) }}</div>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+            </section>
+        </div>
+    </el-dialog>
+</template>
+
+<script setup lang="ts" name="SntpToolDialog">
+import { computed, ref } from 'vue'
+import { ElMessage } from 'element-plus'
+import socketClient from '@/utils/webSocketClient'
+import type { SntpTimeMessage } from '@/api/system/sntp'
+import { startSntpService, stopSntpService } from '@/api/system/sntp'
+
+interface SntpHistoryItem {
+    id: string
+    computerTime: string
+    deviceTime: string
+    computerTimestampMs: number | null
+    deviceTimestampMs: number | null
+    errorMs: number | null
+}
+
+interface SntpDeviceState {
+    deviceIp: string
+    computerTime: string
+    deviceTime: string
+    errorMs: number | null
+    history: SntpHistoryItem[]
+}
+
+defineOptions({
+    name: 'SntpToolDialog'
+})
+
+const messageType = 'sntp_time_update'
+const maxHistoryCount = 50
+const dialogTitle = 'SNTP对时'
+const devicePanelTitle = '设备列表'
+const emptyDeviceText = '暂无设备数据'
+const computerTimeLabel = '电脑时间'
+const deviceTimeLabel = '装置返回时间'
+const activeDeviceLabel = '当前设备'
+const latestErrorLabel = '最新误差'
+const startButtonText = '启动 SNTP 对时服务'
+const stopButtonText = '停止 SNTP 对时服务'
+const historyTitle = '历史记录'
+const clearButtonText = '清空'
+const orderColumnLabel = '序号'
+const errorColumnLabel = '误差（ms）'
+const emptyHistoryText = '暂无数据'
+
+const dialogVisible = ref(false)
+const running = ref(false)
+const starting = ref(false)
+const stopping = ref(false)
+const activeDeviceIp = ref('')
+const deviceStateMap = ref<Record<string, SntpDeviceState>>({})
+const isClosing = ref(false)
+const shouldStopAfterStart = ref(false)
+
+const deviceItems = computed(() => Object.values(deviceStateMap.value))
+const activeDeviceState = computed(() => {
+    if (!activeDeviceIp.value) {
+        return null
+    }
+
+    return deviceStateMap.value[activeDeviceIp.value] || null
+})
+const activeHistory = computed(() => activeDeviceState.value?.history || [])
+const activeErrorMs = computed(() => formatErrorMs(activeDeviceState.value?.errorMs ?? null))
+
+const formatErrorMs = (errorMs: number | null) => {
+    if (errorMs === null || Number.isNaN(errorMs)) {
+        return '--'
+    }
+
+    if (errorMs > 0) {
+        return `+${errorMs}`
+    }
+
+    return `${errorMs}`
+}
+
+const resetSession = () => {
+    running.value = false
+    starting.value = false
+    stopping.value = false
+    activeDeviceIp.value = ''
+    deviceStateMap.value = {}
+    isClosing.value = false
+    shouldStopAfterStart.value = false
+}
+
+const ensureSocketConnection = () => {
+    socketClient.Instance.connect()
+    socketClient.Instance.registerCallBack(messageType, (message: SntpTimeMessage) => {
+        handleTimeUpdate(message)
+    })
+}
+
+const unregisterSocket = () => {
+    socketClient.Instance.unRegisterCallBack(messageType)
+}
+
+const handleTimeUpdate = (message: SntpTimeMessage) => {
+    const deviceIp = message.deviceIp || 'unknown'
+    const current = deviceStateMap.value[deviceIp] || {
+        deviceIp,
+        computerTime: '--',
+        deviceTime: '--',
+        errorMs: null,
+        history: []
+    }
+
+    const nextHistoryItem: SntpHistoryItem = {
+        id: `${Date.now()}_${Math.random().toString(16).slice(2, 8)}`,
+        computerTime: message.computerTime || '--',
+        deviceTime: message.deviceTime || '--',
+        computerTimestampMs: typeof message.computerTimestampMs === 'number' ? message.computerTimestampMs : null,
+        deviceTimestampMs: typeof message.deviceTimestampMs === 'number' ? message.deviceTimestampMs : null,
+        errorMs: typeof message.errorMs === 'number' ? message.errorMs : null
+    }
+
+    deviceStateMap.value = {
+        ...deviceStateMap.value,
+        [deviceIp]: {
+            deviceIp,
+            computerTime: nextHistoryItem.computerTime,
+            deviceTime: nextHistoryItem.deviceTime,
+            errorMs: nextHistoryItem.errorMs,
+            history: [nextHistoryItem, ...current.history].slice(0, maxHistoryCount)
+        }
+    }
+
+    if (!activeDeviceIp.value) {
+        activeDeviceIp.value = deviceIp
+    }
+}
+
+const clearActiveHistory = () => {
+    if (!activeDeviceIp.value) {
+        return
+    }
+
+    const current = deviceStateMap.value[activeDeviceIp.value]
+    if (!current) {
+        return
+    }
+
+    deviceStateMap.value = {
+        ...deviceStateMap.value,
+        [activeDeviceIp.value]: {
+            ...current,
+            history: []
+        }
+    }
+}
+
+const handleStart = async () => {
+    shouldStopAfterStart.value = false
+    starting.value = true
+    try {
+        await startSntpService()
+        running.value = true
+        if (isClosing.value || !dialogVisible.value || shouldStopAfterStart.value) {
+            await stopService(false)
+        }
+    } catch (error) {
+        ElMessage.error('启动 SNTP 对时服务失败')
+    } finally {
+        starting.value = false
+    }
+}
+
+const stopService = async (showError = true) => {
+    if (stopping.value) {
+        return
+    }
+
+    stopping.value = true
+    try {
+        await stopSntpService()
+        running.value = false
+    } catch (error) {
+        if (showError) {
+            ElMessage.error('停止 SNTP 对时服务失败')
+        }
+        throw error
+    } finally {
+        stopping.value = false
+    }
+}
+
+const handleStop = async () => {
+    await stopService()
+}
+
+const handleDialogClose = async (done: () => void) => {
+    if (isClosing.value) {
+        done()
+        return
+    }
+
+    isClosing.value = true
+    shouldStopAfterStart.value = true
+    try {
+        if (starting.value) {
+            return
+        }
+
+        if (running.value) {
+            await stopService(false)
+        }
+    } catch (error) {
+        ElMessage.error('停止 SNTP 对时服务失败')
+    } finally {
+        done()
+    }
+}
+
+const handleDialogClosed = () => {
+    unregisterSocket()
+    resetSession()
+}
+
+const open = () => {
+    resetSession()
+    ensureSocketConnection()
+    dialogVisible.value = true
+}
+
+defineExpose({ open })
+</script>
+
+<style scoped lang="scss">
+:deep(.el-dialog) {
+    max-height: calc(100vh - 80px);
+    display: flex;
+    flex-direction: column;
+}
+
+:deep(.el-dialog__body) {
+    flex: 1;
+    min-height: 0;
+    overflow: hidden;
+}
+
+.sntp-tool {
+    display: grid;
+    grid-template-columns: 240px minmax(0, 1fr);
+    gap: 16px;
+    height: min(680px, calc(100vh - 160px));
+    min-height: 560px;
+}
+
+.device-panel,
+.content-panel {
+    min-height: 0;
+    border: 1px solid #e5e7eb;
+    border-radius: 10px;
+    background: #ffffff;
+}
+
+.device-panel {
+    display: flex;
+    flex-direction: column;
+    overflow: hidden;
+}
+
+.device-panel__header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    padding: 14px 16px;
+    border-bottom: 1px solid #e5e7eb;
+    background: #fafafa;
+    color: #303133;
+    font-size: 14px;
+    font-weight: 600;
+}
+
+.device-panel__count {
+    min-width: 24px;
+    height: 24px;
+    border-radius: 999px;
+    background: #ecf5ff;
+    color: #409eff;
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    font-size: 12px;
+}
+
+.device-panel__empty {
+    flex: 1;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    color: #909399;
+    font-size: 14px;
+    padding: 24px 16px;
+}
+
+.device-list {
+    flex: 1;
+    overflow: auto;
+    padding: 10px;
+    display: flex;
+    flex-direction: column;
+    gap: 10px;
+}
+
+.device-list__item {
+    border: 1px solid #e5e7eb;
+    border-radius: 8px;
+    background: #ffffff;
+    padding: 12px;
+    display: flex;
+    flex-direction: column;
+    gap: 6px;
+    text-align: left;
+    cursor: pointer;
+    transition: all 0.2s ease;
+}
+
+.device-list__item:hover,
+.device-list__item.is-active {
+    border-color: #409eff;
+    box-shadow: 0 8px 24px rgba(64, 158, 255, 0.12);
+}
+
+.device-list__ip {
+    color: #303133;
+    font-size: 14px;
+    font-weight: 600;
+    word-break: break-all;
+}
+
+.device-list__time {
+    color: #909399;
+    font-size: 12px;
+}
+
+.content-panel {
+    display: flex;
+    flex-direction: column;
+    gap: 16px;
+    padding: 20px;
+}
+
+.time-list {
+    flex-shrink: 0;
+}
+
+.time-item {
+    min-height: 150px;
+    padding: 18px 20px;
+    border: 1px solid #e5e7eb;
+    border-radius: 8px;
+    background: #ffffff;
+    display: flex;
+    flex-direction: column;
+    justify-content: space-between;
+}
+
+.time-label {
+    font-size: 14px;
+    color: #606266;
+}
+
+.time-content {
+    font-size: 24px;
+    line-height: 1.35;
+    color: #303133;
+    word-break: break-word;
+}
+
+.status-row {
+    display: flex;
+    gap: 12px;
+    flex-wrap: wrap;
+}
+
+.status-chip {
+    min-width: 220px;
+    border: 1px solid #e5e7eb;
+    border-radius: 8px;
+    padding: 12px 14px;
+    background: #fafafa;
+    display: flex;
+    flex-direction: column;
+    gap: 6px;
+}
+
+.status-chip__label {
+    font-size: 12px;
+    color: #909399;
+}
+
+.status-chip__value {
+    font-size: 14px;
+    color: #303133;
+    font-weight: 600;
+    word-break: break-all;
+}
+
+.action-row {
+    display: flex;
+    gap: 12px;
+    flex-shrink: 0;
+}
+
+.history-section {
+    flex: 1;
+    min-height: 0;
+    border: 1px solid #e5e7eb;
+    border-radius: 8px;
+    overflow: hidden;
+    display: flex;
+    flex-direction: column;
+    background: #ffffff;
+}
+
+.history-header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    padding: 14px 16px;
+    border-bottom: 1px solid #e5e7eb;
+    background: #fafafa;
+    flex-shrink: 0;
+}
+
+.history-title {
+    font-size: 14px;
+    color: #303133;
+    font-weight: 500;
+}
+
+.history-empty {
+    flex: 1;
+    min-height: 0;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    color: #909399;
+    font-size: 14px;
+}
+
+.history-table {
+    flex: 1;
+    min-height: 0;
+    display: flex;
+    flex-direction: column;
+}
+
+.history-table__head {
+    background: #fafafa;
+    flex-shrink: 0;
+}
+
+.history-table__body {
+    flex: 1;
+    min-height: 0;
+    max-height: 100%;
+    overflow: auto;
+}
+
+.history-row {
+    display: grid;
+    grid-template-columns: 88px minmax(0, 1fr) minmax(0, 1fr) 180px;
+}
+
+.history-row > div {
+    padding: 14px 16px;
+    border-bottom: 1px solid #f0f2f5;
+    color: #303133;
+    word-break: break-word;
+}
+
+.history-row > div + div {
+    border-left: 1px solid #f0f2f5;
+}
+
+.history-table__head > div {
+    font-size: 13px;
+    color: #606266;
+    font-weight: 500;
+}
+
+.history-table__body .history-row:last-child > div {
+    border-bottom: none;
+}
+
+.col-order {
+    text-align: center;
+}
+
+@media (max-width: 960px) {
+    :deep(.el-dialog) {
+        width: calc(100vw - 24px) !important;
+        max-height: calc(100vh - 24px);
+        margin: 12px auto;
+    }
+
+    .sntp-tool {
+        grid-template-columns: 1fr;
+        height: min(720px, calc(100vh - 120px));
+    }
+
+    .content-panel {
+        padding: 16px;
+    }
+
+    .action-row {
+        flex-direction: column;
+    }
+
+    .history-row {
+        grid-template-columns: 1fr;
+    }
+
+    .history-row > div + div {
+        border-left: none;
+        border-top: 1px solid #f0f2f5;
+    }
+
+    .col-order {
+        text-align: left;
+    }
+}
+</style>
diff --git a/frontend/src/views/toolbox/config/tools.ts b/frontend/src/views/toolbox/config/tools.ts
new file mode 100644
index 0000000..a2f3daf
--- /dev/null
+++ b/frontend/src/views/toolbox/config/tools.ts
@@ -0,0 +1,16 @@
+export interface ToolboxToolItem {
+    key: 'sntp'
+    title: string
+    description: string
+    icon: string
+    disabled?: boolean
+}
+
+export const toolboxTools: ToolboxToolItem[] = [
+    {
+        key: 'sntp',
+        title: 'SNTP对时',
+        description: '内置SNTP服务器，可投入装置SNTP对时功能，进行装置对时',
+        icon: 'Clock'
+    }
+]
diff --git a/frontend/src/views/toolbox/index.vue b/frontend/src/views/toolbox/index.vue
new file mode 100644
index 0000000..dd60c57
--- /dev/null
+++ b/frontend/src/views/toolbox/index.vue
@@ -0,0 +1,126 @@
+<template>
+    <div class="toolbox-page">
+        <section class="toolbox-grid">
+            <button
+                v-for="tool in toolboxTools"
+                :key="tool.key"
+                type="button"
+                class="toolbox-card"
+                :disabled="tool.disabled"
+                @click="handleOpenTool(tool.key)"
+            >
+                <div class="toolbox-card__top">
+                    <div class="toolbox-card__icon">
+                        <el-icon>
+                            <component :is="tool.icon" />
+                        </el-icon>
+                    </div>
+                </div>
+                <div class="toolbox-card__title">{{ tool.title }}</div>
+                <div class="toolbox-card__desc">{{ tool.description }}</div>
+            </button>
+        </section>
+
+        <SntpToolDialog ref="sntpToolDialogRef" />
+    </div>
+</template>
+
+<script setup lang="ts" name="toolbox">
+import { ref } from 'vue'
+import { toolboxTools } from './config/tools'
+import SntpToolDialog from './components/SntpToolDialog.vue'
+
+const sntpToolDialogRef = ref<InstanceType<typeof SntpToolDialog> | null>(null)
+
+const handleOpenTool = (toolKey: string) => {
+    if (toolKey === 'sntp') {
+        sntpToolDialogRef.value?.open()
+    }
+}
+</script>
+
+<style scoped lang="scss">
+.toolbox-page {
+    min-height: 100%;
+    padding: 24px;
+    background:
+        radial-gradient(circle at top left, rgba(64, 158, 255, 0.16), transparent 28%),
+        linear-gradient(180deg, #f7fafc 0%, #eef3f8 100%);
+}
+
+.toolbox-grid {
+    display: grid;
+    grid-template-columns: repeat(auto-fit, minmax(280px, 320px));
+    gap: 20px;
+}
+
+.toolbox-card {
+    padding: 20px;
+    border: 1px solid rgba(15, 23, 42, 0.08);
+    border-radius: 18px;
+    background: rgba(255, 255, 255, 0.9);
+    box-shadow: 0 16px 30px rgba(15, 23, 42, 0.08);
+    display: flex;
+    flex-direction: column;
+    gap: 16px;
+    text-align: left;
+    cursor: pointer;
+    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
+}
+
+.toolbox-card:hover {
+    transform: translateY(-4px);
+    border-color: rgba(64, 158, 255, 0.28);
+    box-shadow: 0 24px 40px rgba(15, 23, 42, 0.12);
+}
+
+.toolbox-card__top {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+}
+
+.toolbox-card__icon {
+    width: 48px;
+    height: 48px;
+    border-radius: 14px;
+    background: linear-gradient(135deg, #409eff 0%, #67c23a 100%);
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    color: #ffffff;
+    font-size: 22px;
+}
+
+.toolbox-card__tag {
+    border-radius: 999px;
+    background: #ecf5ff;
+    color: #409eff;
+    padding: 4px 10px;
+    font-size: 12px;
+    font-weight: 600;
+}
+
+.toolbox-card__title {
+    font-size: 20px;
+    line-height: 1.3;
+    color: #111827;
+    font-weight: 700;
+}
+
+.toolbox-card__desc {
+    font-size: 14px;
+    line-height: 1.7;
+    color: #4b5563;
+}
+
+@media (max-width: 768px) {
+    .toolbox-page {
+        padding: 16px;
+    }
+
+    .toolbox-grid {
+        grid-template-columns: 1fr;
+    }
+}
+</style>