diff --git a/app/admin/controller/game/Live.php b/app/admin/controller/game/Live.php
index 01eb851..dac1736 100644
--- a/app/admin/controller/game/Live.php
+++ b/app/admin/controller/game/Live.php
@@ -57,7 +57,9 @@ class Live extends Backend
             'period.locked',
             'period.opened',
             'period.payout',
+            'period.payout.tick',
             'bet.accepted',
+            'bet.win',
             'wallet.changed',
             'auto.spin.progress',
         ];
diff --git a/web/src/views/backend/game/live/index.vue b/web/src/views/backend/game/live/index.vue
index 093038c..25d0cd7 100644
--- a/web/src/views/backend/game/live/index.vue
+++ b/web/src/views/backend/game/live/index.vue
@@ -37,7 +37,7 @@
                     >
                         {{ t('game.live.void_btn') }}
                     </el-button>
-                    <el-button :loading="loading" :disabled="asideOperationLocked" @click="loadSnapshot">{{ t('Refresh') }}</el-button>
+                    <el-button :loading="loading" :disabled="asideOperationLocked" @click="loadSnapshot({ force: true })">{{ t('Refresh') }}</el-button>
                 </div>
             </div>
         </div>
@@ -203,6 +203,7 @@
 import { computed, onMounted, onUnmounted, reactive, ref, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { ElMessage } from 'element-plus'
+import axios from 'axios'
 import createAxios from '/@/utils/axios'
 
 interface Snapshot {
@@ -270,6 +271,8 @@ const clockTick = ref(0)
 let clockTimer: number | null = null
 let payoutStuckRefreshTimer: number | null = null
 let fallbackPollTimer: number | null = null
+/** 合并并发 snapshot 请求，避免 axios 重复请求取消导致控制台报错 */
+let snapshotLoadPromise: Promise<void> | null = null
 
 const wsLoading = ref(false)
 const wsReady = ref(false)
@@ -330,7 +333,7 @@ function handleWsPayload(raw: unknown): void {
         return
     }
     if (event === 'admin.live.opened') {
-        void loadSnapshot()
+        void loadSnapshot({ force: true })
         return
     }
     if (event === 'jackpot.hit' && parsed.data && typeof parsed.data === 'object') {
@@ -341,19 +344,63 @@ function handleWsPayload(raw: unknown): void {
         }
         return
     }
+    if (event === 'period.payout.tick' && parsed.data && typeof parsed.data === 'object') {
+        mergePeriodPayoutTick(parsed.data as anyObj)
+        return
+    }
     if (event === 'period.tick' && parsed.data && typeof parsed.data === 'object') {
-        const periodData = parsed.data as anyObj
-        if (typeof periodData.server_time === 'number') {
-            syncServerClock(periodData.server_time)
-        }
-        const status = typeof periodData.status === 'string' ? periodData.status : ''
-        const periodNo = typeof periodData.period_no === 'string' ? periodData.period_no : ''
-        const currentNo = typeof snapshot.record?.period_no === 'string' ? snapshot.record.period_no : ''
-        if (status === 'betting' && periodNo !== '' && periodNo !== currentNo) {
-            void loadSnapshot()
-        } else if (status === 'finished' && snapshot.is_payout_phase) {
+        handlePeriodTickEvent(parsed.data as anyObj)
+        return
+    }
+    if (event === 'bet.accepted' && parsed.data && typeof parsed.data === 'object') {
+        if (!wsConnected.value) {
             void loadSnapshot()
         }
+        return
+    }
+}
+
+/** 用 period.tick 轻量字段刷新倒计时（不触发 HTTP，避免与 WS 每秒 snapshot 冲突） */
+function mergePeriodTickFields(periodData: anyObj): void {
+    if (typeof periodData.server_time === 'number') {
+        syncServerClock(periodData.server_time)
+    }
+    if (typeof periodData.countdown === 'number') {
+        snapshot.remaining_seconds = Math.max(0, periodData.countdown)
+    }
+    if (typeof periodData.bet_close_in === 'number') {
+        snapshot.bet_remaining_seconds = Math.max(0, periodData.bet_close_in)
+    }
+}
+
+function mergePeriodPayoutTick(data: anyObj): void {
+    if (typeof data.server_time === 'number') {
+        syncServerClock(data.server_time)
+    }
+    const remain = numberValue(data.payout_remaining_seconds)
+    if (remain !== null) {
+        snapshot.payout_remaining_seconds = Math.max(0, remain)
+        snapshot.is_payout_phase = remain > 0 || snapshot.is_payout_phase === true
+    }
+}
+
+function handlePeriodTickEvent(periodData: anyObj): void {
+    mergePeriodTickFields(periodData)
+    const status = typeof periodData.status === 'string' ? periodData.status : ''
+    const periodNo = typeof periodData.period_no === 'string' ? periodData.period_no : ''
+    const currentNo = typeof snapshot.record?.period_no === 'string' ? snapshot.record.period_no : ''
+    if (status === 'betting' && periodNo !== '' && periodNo !== currentNo) {
+        void loadSnapshot({ force: true })
+        return
+    }
+    if (status === 'finished' && snapshot.is_payout_phase) {
+        if (!wsConnected.value) {
+            void loadSnapshot()
+        }
+        return
+    }
+    if (currentNo === '' && periodNo !== '') {
+        void loadSnapshot({ force: true })
     }
 }
 
@@ -643,16 +690,40 @@ const payoutRemainingLive = computed(() => {
     return snapshot.payout_remaining_seconds ?? 0
 })
 
-async function loadSnapshot() {
-    loading.value = true
-    try {
-        const res = await createAxios({ url: '/admin/game.Live/snapshot', method: 'get', showCodeMessage: false })
-        if (res.code === 1 && res.data) {
-            mergeLiveSnapshot(res.data as anyObj)
-        }
-    } finally {
-        loading.value = false
+function isRequestCanceled(err: unknown): boolean {
+    return axios.isCancel(err) || (err instanceof Error && err.name === 'CanceledError')
+}
+
+async function loadSnapshot(options?: { force?: boolean }): Promise<void> {
+    if (!options?.force && wsConnected.value && snapshot.record) {
+        return
     }
+    if (snapshotLoadPromise) {
+        return snapshotLoadPromise
+    }
+    snapshotLoadPromise = (async () => {
+        loading.value = true
+        try {
+            const res = await createAxios({
+                url: '/admin/game.Live/snapshot',
+                method: 'get',
+                showCodeMessage: false,
+                showErrorMessage: false,
+                cancelDuplicateRequest: false,
+            })
+            if (res.code === 1 && res.data) {
+                mergeLiveSnapshot(res.data as anyObj)
+            }
+        } catch (err) {
+            if (!isRequestCanceled(err)) {
+                throw err
+            }
+        } finally {
+            loading.value = false
+            snapshotLoadPromise = null
+        }
+    })()
+    return snapshotLoadPromise
 }
 
 async function onRuntimeSwitch(val: boolean | string | number): void {
@@ -679,10 +750,10 @@ async function onRuntimeSwitch(val: boolean | string | number): void {
         if (res.code === 1 && res.data) {
             mergeLiveSnapshot(res.data as anyObj)
         } else {
-            await loadSnapshot()
+            await loadSnapshot({ force: true })
         }
     } catch {
-        await loadSnapshot()
+        await loadSnapshot({ force: true })
     } finally {
         runtimeSwitchLoading.value = false
         pendingRuntimeTarget.value = null
@@ -768,7 +839,7 @@ async function onDrawWithNumber(targetNumber: number) {
             },
             showSuccessMessage: true,
         })
-        await loadSnapshot()
+        await loadSnapshot({ force: true })
     } finally {
         drawLoading.value = false
     }
@@ -816,7 +887,9 @@ function schedulePayoutEndRefresh(delayMs: number): void {
         if (!snapshot.is_payout_phase) {
             return
         }
-        void loadSnapshot()
+        if (!wsConnected.value) {
+            void loadSnapshot({ force: true })
+        }
     }, delayMs)
 }
 
@@ -827,11 +900,11 @@ onMounted(async () => {
         clockTick.value++
     }, 1000)
     fallbackPollTimer = window.setInterval(() => {
-        if (snapshot.is_payout_phase || snapshot.maintenance_ui) {
-            void loadSnapshot()
+        if (!wsConnected.value) {
+            void loadSnapshot({ force: true })
         }
-    }, 5000)
-    await loadSnapshot()
+    }, 3000)
+    await loadSnapshot({ force: true })
     await reloadWsConfig()
     connectWs()
 })