diff --git a/apps/admin/src/i18n/admin-pages-ms.ts b/apps/admin/src/i18n/admin-pages-ms.ts
index 8de3e72..5c75f65 100644
--- a/apps/admin/src/i18n/admin-pages-ms.ts
+++ b/apps/admin/src/i18n/admin-pages-ms.ts
@@ -226,10 +226,22 @@ export const adminPagesMs: Record<string, string> = {
   'audit.col.time': 'Masa',
   'audit.action.CREATE_PLAYER': 'Cipta pemain',
   'audit.action.UPDATE_PLAYER': 'Kemas kini pemain',
+  'audit.action.RESET_DATABASE': 'Set semula pangkalan data',
   'audit.action.CREATE_AGENT': 'Cipta ejen',
   'audit.action.UPDATE_AGENT': 'Kemas kini ejen',
+  'audit.action.UPDATE_PLAYER_ACCOUNT_SETTINGS': 'Kemas kini tetapan akaun pemain',
+  'audit.action.UPDATE_AGENT_SUSPEND_SETTINGS': 'Kemas kini tetapan penggantungan ejen',
+  'audit.action.UPDATE_BETTING_LIMITS': 'Kemas kini had pertaruhan',
+  'audit.action.CONFIRM_SETTLEMENT': 'Sahkan penyelesaian',
+  'audit.action.CONFIRM_RESETTLE': 'Sahkan penyelesaian semula',
+  'audit.action.CONFIRM_CASHBACK': 'Sahkan bayaran rebat',
+  'audit.action.CANCEL_CASHBACK': 'Batalkan kelompok rebat',
   'audit.module.USERS': 'Pemain',
   'audit.module.AGENTS': 'Ejen',
+  'audit.module.SYSTEM': 'Sistem',
+  'audit.module.SETTINGS': 'Tetapan',
+  'audit.module.SETTLEMENT': 'Penyelesaian',
+  'audit.module.CASHBACK': 'Rebat',
 
   'cashback.start_date': 'Tarikh mula',
   'cashback.end_date': 'Tarikh tamat',
diff --git a/apps/admin/src/i18n/admin-pages.ts b/apps/admin/src/i18n/admin-pages.ts
index 41fdb57..badcb33 100644
--- a/apps/admin/src/i18n/admin-pages.ts
+++ b/apps/admin/src/i18n/admin-pages.ts
@@ -245,8 +245,19 @@ export const adminPagesZh: Record<string, string> = {
   'audit.action.RESET_DATABASE': '重置数据库',
   'audit.action.CREATE_AGENT': '新建代理',
   'audit.action.UPDATE_AGENT': '更新代理',
+  'audit.action.UPDATE_PLAYER_ACCOUNT_SETTINGS': '更新玩家账号设置',
+  'audit.action.UPDATE_AGENT_SUSPEND_SETTINGS': '更新代理停押设置',
+  'audit.action.UPDATE_BETTING_LIMITS': '更新投注限额',
+  'audit.action.CONFIRM_SETTLEMENT': '确认结算',
+  'audit.action.CONFIRM_RESETTLE': '确认重结算',
+  'audit.action.CONFIRM_CASHBACK': '确认发放返水',
+  'audit.action.CANCEL_CASHBACK': '作废返水批次',
   'audit.module.USERS': '玩家',
   'audit.module.AGENTS': '代理',
+  'audit.module.SYSTEM': '系统',
+  'audit.module.SETTINGS': '系统设置',
+  'audit.module.SETTLEMENT': '结算',
+  'audit.module.CASHBACK': '返水',
 
   'cashback.start_date': '开始日期',
   'cashback.end_date': '结束日期',
@@ -929,8 +940,19 @@ export const adminPagesEn: Record<string, string> = {
   'audit.action.RESET_DATABASE': 'Reset database',
   'audit.action.CREATE_AGENT': 'Create agent',
   'audit.action.UPDATE_AGENT': 'Update agent',
+  'audit.action.UPDATE_PLAYER_ACCOUNT_SETTINGS': 'Update player account settings',
+  'audit.action.UPDATE_AGENT_SUSPEND_SETTINGS': 'Update agent suspend settings',
+  'audit.action.UPDATE_BETTING_LIMITS': 'Update betting limits',
+  'audit.action.CONFIRM_SETTLEMENT': 'Confirm settlement',
+  'audit.action.CONFIRM_RESETTLE': 'Confirm resettlement',
+  'audit.action.CONFIRM_CASHBACK': 'Confirm cashback payout',
+  'audit.action.CANCEL_CASHBACK': 'Cancel cashback batch',
   'audit.module.USERS': 'Players',
   'audit.module.AGENTS': 'Agents',
+  'audit.module.SYSTEM': 'System',
+  'audit.module.SETTINGS': 'Settings',
+  'audit.module.SETTLEMENT': 'Settlement',
+  'audit.module.CASHBACK': 'Cashback',
 
   'cashback.start_date': 'Start date',
   'cashback.end_date': 'End date',
diff --git a/apps/admin/src/views/Audit.vue b/apps/admin/src/views/Audit.vue
index 0647553..c42f084 100644
--- a/apps/admin/src/views/Audit.vue
+++ b/apps/admin/src/views/Audit.vue
@@ -1,22 +1,12 @@
 <script setup lang="ts">
 import { ref, onMounted } from 'vue';
 import { useAdminLocale } from '../composables/useAdminLocale';
+import { useAuditLabels } from '../utils/audit-labels';
 import api from '../api';
 import AdminTableEmpty from '../components/AdminTableEmpty.vue';
 
 const { t, locale, localeTag } = useAdminLocale();
-
-function auditActionLabel(action: string) {
-  const key = `audit.action.${action}`;
-  const label = t(key);
-  return label === key ? action : label;
-}
-
-function auditModuleLabel(module: string) {
-  const key = `audit.module.${module}`;
-  const label = t(key);
-  return label === key ? module : label;
-}
+const { auditActionLabel, auditModuleLabel } = useAuditLabels();
 
 interface AuditRow {
   action: string;
diff --git a/apps/api/prisma/migrations/20260608120000_cashback_bet_claims/migration.sql b/apps/api/prisma/migrations/20260608120000_cashback_bet_claims/migration.sql
new file mode 100644
index 0000000..8333900
--- /dev/null
+++ b/apps/api/prisma/migrations/20260608120000_cashback_bet_claims/migration.sql
@@ -0,0 +1,27 @@
+-- CreateTable
+CREATE TABLE "cashback_bets" (
+    "id" BIGSERIAL NOT NULL,
+    "batch_id" BIGINT NOT NULL,
+    "bet_id" BIGINT NOT NULL,
+    "user_id" BIGINT NOT NULL,
+    "stake" DECIMAL(18,4) NOT NULL,
+    "amount" DECIMAL(18,4) NOT NULL,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+
+    CONSTRAINT "cashback_bets_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "cashback_bets_bet_id_key" ON "cashback_bets"("bet_id");
+
+-- CreateIndex
+CREATE INDEX "cashback_bets_batch_id_idx" ON "cashback_bets"("batch_id");
+
+-- CreateIndex
+CREATE INDEX "cashback_bets_user_id_idx" ON "cashback_bets"("user_id");
+
+-- AddForeignKey
+ALTER TABLE "cashback_bets" ADD CONSTRAINT "cashback_bets_batch_id_fkey" FOREIGN KEY ("batch_id") REFERENCES "cashback_batches"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "cashback_bets" ADD CONSTRAINT "cashback_bets_bet_id_fkey" FOREIGN KEY ("bet_id") REFERENCES "bets"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
diff --git a/apps/api/prisma/schema.prisma b/apps/api/prisma/schema.prisma
index 101bfc2..9b1795f 100644
--- a/apps/api/prisma/schema.prisma
+++ b/apps/api/prisma/schema.prisma
@@ -400,6 +400,7 @@ model Bet {
 
   user             User      @relation(fields: [userId], references: [id])
   selections       BetSelection[]
+  cashbackClaims   CashbackBet[]
 
   @@unique([userId, requestId])
   @@index([userId])
@@ -508,6 +509,7 @@ model CashbackBatch {
   createdAt           DateTime @default(now()) @map("created_at")
 
   items       CashbackItem[]
+  bets        CashbackBet[]
 
   @@map("cashback_batches")
 }
@@ -529,6 +531,24 @@ model CashbackItem {
   @@map("cashback_items")
 }
 
+/** 返水批次占用的注单（每笔注单全局仅能计入一次待发放/已发放批次） */
+model CashbackBet {
+  id        BigInt   @id @default(autoincrement())
+  batchId   BigInt   @map("batch_id")
+  betId     BigInt   @unique @map("bet_id")
+  userId    BigInt   @map("user_id")
+  stake     Decimal  @db.Decimal(18, 4)
+  amount    Decimal  @db.Decimal(18, 4)
+  createdAt DateTime @default(now()) @map("created_at")
+
+  batch     CashbackBatch @relation(fields: [batchId], references: [id], onDelete: Cascade)
+  bet       Bet           @relation(fields: [betId], references: [id])
+
+  @@index([batchId])
+  @@index([userId])
+  @@map("cashback_bets")
+}
+
 // ============ Content & i18n ============
 
 model Content {
diff --git a/apps/api/src/domains/operations/cashback/cashback.service.ts b/apps/api/src/domains/operations/cashback/cashback.service.ts
index 1bda2ae..1cda4b5 100644
--- a/apps/api/src/domains/operations/cashback/cashback.service.ts
+++ b/apps/api/src/domains/operations/cashback/cashback.service.ts
@@ -19,6 +19,13 @@ type AggregatedItem = {
   agentUsername: string | null;
 };
 
+type BetCashbackLine = {
+  betId: bigint;
+  userId: bigint;
+  stake: Decimal;
+  amount: Decimal;
+};
+
 @Injectable()
 export class CashbackService {
   constructor(
@@ -26,13 +33,27 @@ export class CashbackService {
     private wallet: WalletService,
   ) {}
 
+  /** 已被待发放/已发放返水批次占用的注单 */
+  private async loadClaimedBetIds(): Promise<Set<string>> {
+    const rows = await this.prisma.cashbackBet.findMany({
+      where: {
+        batch: { status: { in: ['PREVIEW', 'CONFIRMED'] } },
+      },
+      select: { betId: true },
+    });
+    return new Set(rows.map((r) => r.betId.toString()));
+  }
+
   private async aggregatePeriod(periodStart: Date, periodEnd: Date): Promise<{
     items: AggregatedItem[];
+    betLines: BetCashbackLine[];
     totalAmount: Decimal;
     totalEffectiveStake: Decimal;
     totalBetCount: number;
+    eligibleBetCount: number;
+    skippedClaimedCount: number;
   }> {
-    const [settledBets, rules, agentProfiles] = await Promise.all([
+    const [settledBets, rules, agentProfiles, claimedBetIds] = await Promise.all([
       this.prisma.bet.findMany({
         where: {
           status: { in: ['WON', 'LOST'] },
@@ -47,6 +68,7 @@ export class CashbackService {
       this.prisma.agentProfile.findMany({
         select: { userId: true, cashbackRate: true },
       }),
+      this.loadClaimedBetIds(),
     ]);
 
     const agentRateById = new Map(
@@ -63,6 +85,9 @@ export class CashbackService {
       string,
       { userId: bigint; stake: Decimal; amount: Decimal; betCount: number }
     >();
+    const betLines: BetCashbackLine[] = [];
+    let eligibleBetCount = 0;
+    let skippedClaimedCount = 0;
 
     for (const bet of settledBets) {
       const agentId = bet.user.parentId;
@@ -80,6 +105,21 @@ export class CashbackService {
 
       if (rate.lte(0)) continue;
 
+      eligibleBetCount += 1;
+
+      if (claimedBetIds.has(bet.id.toString())) {
+        skippedClaimedCount += 1;
+        continue;
+      }
+
+      const lineAmount = bet.stake.mul(rate);
+      betLines.push({
+        betId: bet.id,
+        userId: bet.userId,
+        stake: bet.stake,
+        amount: lineAmount,
+      });
+
       const key = bet.userId.toString();
       const existing = playerAgg.get(key) ?? {
         userId: bet.userId,
@@ -88,7 +128,7 @@ export class CashbackService {
         betCount: 0,
       };
       existing.stake = existing.stake.add(bet.stake);
-      existing.amount = existing.amount.add(bet.stake.mul(rate));
+      existing.amount = existing.amount.add(lineAmount);
       existing.betCount += 1;
       playerAgg.set(key, existing);
     }
@@ -130,7 +170,15 @@ export class CashbackService {
     const totalEffectiveStake = items.reduce((s, i) => s.add(i.effectiveStake), new Decimal(0));
     const totalBetCount = items.reduce((s, i) => s + i.betCount, 0);
 
-    return { items, totalAmount, totalEffectiveStake, totalBetCount };
+    return {
+      items,
+      betLines,
+      totalAmount,
+      totalEffectiveStake,
+      totalBetCount,
+      eligibleBetCount,
+      skippedClaimedCount,
+    };
   }
 
   private normalizePeriodStart(input: Date): Date {
@@ -155,6 +203,7 @@ export class CashbackService {
       select: { id: true },
     });
     for (const b of stale) {
+      await tx.cashbackBet.deleteMany({ where: { batchId: b.id } });
       await tx.cashbackItem.deleteMany({ where: { batchId: b.id } });
       await tx.cashbackBatch.delete({ where: { id: b.id } });
     }
@@ -175,10 +224,20 @@ export class CashbackService {
       throw new BadRequestException('该统计周期已发放返水，不可重复生成预览');
     }
 
-    const { items, totalAmount, totalEffectiveStake, totalBetCount } =
-      await this.aggregatePeriod(start, end);
+    const {
+      items,
+      betLines,
+      totalAmount,
+      totalEffectiveStake,
+      totalBetCount,
+      eligibleBetCount,
+      skippedClaimedCount,
+    } = await this.aggregatePeriod(start, end);
 
     if (items.length === 0 || totalAmount.lte(0)) {
+      if (eligibleBetCount > 0 && skippedClaimedCount >= eligibleBetCount) {
+        throw new BadRequestException('该周期内的有效注单均已计入其他返水批次，无法生成预览');
+      }
       throw new BadRequestException('该周期内无符合条件的返水，无法生成预览');
     }
 
@@ -212,6 +271,18 @@ export class CashbackService {
         });
       }
 
+      for (const line of betLines) {
+        await tx.cashbackBet.create({
+          data: {
+            batchId: batch.id,
+            betId: line.betId,
+            userId: line.userId,
+            stake: line.stake,
+            amount: line.amount,
+          },
+        });
+      }
+
       return replaced;
     });
 
@@ -330,7 +401,7 @@ export class CashbackService {
   async confirmBatch(batchId: bigint, operatorId: bigint) {
     const batch = await this.prisma.cashbackBatch.findUnique({
       where: { id: batchId },
-      include: { items: true },
+      include: { items: true, bets: true },
     });
     if (!batch) throw new BadRequestException('Batch not found');
     if (batch.status !== 'PREVIEW') throw new BadRequestException('该批次不可发放');
@@ -350,6 +421,19 @@ export class CashbackService {
       throw new BadRequestException('该统计周期已发放返水');
     }
 
+    const betIds = batch.bets.map((b) => b.betId);
+    if (betIds.length > 0) {
+      const conflict = await this.prisma.cashbackBet.findFirst({
+        where: {
+          betId: { in: betIds },
+          batch: { status: 'CONFIRMED' },
+        },
+      });
+      if (conflict) {
+        throw new BadRequestException('部分注单已在其他批次发放返水，请作废本预览后重新生成');
+      }
+    }
+
     for (const item of batch.items) {
       if (item.amount.gt(0)) {
         await this.wallet.deposit(
@@ -378,9 +462,12 @@ export class CashbackService {
       throw new BadRequestException('只能作废待发放批次');
     }
 
-    await this.prisma.cashbackBatch.update({
-      where: { id: batchId },
-      data: { status: 'CANCELLED' },
+    await this.prisma.$transaction(async (tx) => {
+      await tx.cashbackBet.deleteMany({ where: { batchId } });
+      await tx.cashbackBatch.update({
+        where: { id: batchId },
+        data: { status: 'CANCELLED' },
+      });
     });
 
     return { success: true };
diff --git a/apps/player/src/components/WalletStatsPanel.vue b/apps/player/src/components/WalletStatsPanel.vue
index 08ca16e..ec0055f 100644
--- a/apps/player/src/components/WalletStatsPanel.vue
+++ b/apps/player/src/components/WalletStatsPanel.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { computed } from 'vue';
 import { useI18n } from 'vue-i18n';
-import { formatMoney, parseAmount } from '../utils/localeDisplay';
+import { formatMoneyCompact, parseAmount } from '../utils/localeDisplay';
 
 interface Transaction {
   transactionType: string;
@@ -50,24 +50,24 @@ const stats = computed(() => {
   <div class="wallet-stats-panel">
     <div class="stats-row">
       <div class="stat-item">
-        <span class="stat-val income">{{ formatMoney(stats.income, locale) }}</span>
+        <span class="stat-val income">{{ formatMoneyCompact(stats.income, locale) }}</span>
         <span class="stat-label">{{ t('wallet.stats_income') }}</span>
       </div>
       <div class="stat-divider" />
       <div class="stat-item">
-        <span class="stat-val expense">{{ formatMoney(stats.expense, locale) }}</span>
+        <span class="stat-val expense">{{ formatMoneyCompact(stats.expense, locale) }}</span>
         <span class="stat-label">{{ t('wallet.stats_expense') }}</span>
       </div>
       <div class="stat-divider" />
       <div class="stat-item">
         <span class="stat-val" :class="stats.net >= 0 ? 'income' : 'expense'">
-          {{ formatMoney(stats.net, locale) }}
+          {{ formatMoneyCompact(stats.net, locale) }}
         </span>
         <span class="stat-label">{{ t('wallet.stats_net') }}</span>
       </div>
       <div class="stat-divider" />
       <div class="stat-item">
-        <span class="stat-val cashback">{{ formatMoney(stats.cashback, locale) }}</span>
+        <span class="stat-val cashback">{{ formatMoneyCompact(stats.cashback, locale) }}</span>
         <span class="stat-label">{{ t('wallet.stats_cashback') }}</span>
       </div>
     </div>
diff --git a/apps/player/src/utils/localeDisplay.ts b/apps/player/src/utils/localeDisplay.ts
index fc928b4..482b7c6 100644
--- a/apps/player/src/utils/localeDisplay.ts
+++ b/apps/player/src/utils/localeDisplay.ts
@@ -55,3 +55,35 @@ export function formatMoney(amount: unknown, locale: string): string {
     return `${getLocaleDisplay(locale).currency} ${value.toFixed(2)}`;
   }
 }
+
+export function formatMoneyCompact(amount: unknown, locale: string): string {
+  const value = parseAmount(amount);
+  const abs = Math.abs(value);
+  const sign = value < 0 ? '-' : '';
+  const { currency } = getLocaleDisplay(locale);
+  const sym = currency === 'CNY' ? '¥' : currency === 'MYR' ? 'RM' : '$';
+
+  if (abs >= 10000 && locale === 'zh-CN') {
+    const v = abs / 10000;
+    return `${sign}${sym}${v % 1 === 0 ? v.toFixed(0) : v.toFixed(1)}万`;
+  }
+  if (abs >= 1000000) {
+    const v = abs / 1000000;
+    return `${sign}${sym}${v % 1 === 0 ? v.toFixed(0) : v.toFixed(1)}M`;
+  }
+  if (abs >= 10000) {
+    const v = abs / 1000;
+    return `${sign}${sym}${v % 1 === 0 ? v.toFixed(0) : v.toFixed(1)}K`;
+  }
+
+  try {
+    return new Intl.NumberFormat(locale, {
+      style: 'currency',
+      currency,
+      minimumFractionDigits: 2,
+      maximumFractionDigits: 2,
+    }).format(value);
+  } catch {
+    return `${sym}${value.toFixed(2)}`;
+  }
+}