diff --git a/backend/services/deploy-mining.sh b/backend/services/deploy-mining.sh
index 509a3273..fb1124c3 100755
--- a/backend/services/deploy-mining.sh
+++ b/backend/services/deploy-mining.sh
@@ -87,7 +87,7 @@ MINING_DATABASES=(
     "rwa_mining_admin"
     "rwa_auth"
     "rwa_mining_wallet"
-    "rwa_blockchain"
+    "rwa_mining_blockchain"
 )
 
 # Service to Database mapping
@@ -98,7 +98,7 @@ declare -A SERVICE_DB=(
     ["mining-admin-service"]="rwa_mining_admin"
     ["auth-service"]="rwa_auth"
     ["mining-wallet-service"]="rwa_mining_wallet"
-    ["mining-blockchain-service"]="rwa_blockchain"
+    ["mining-blockchain-service"]="rwa_mining_blockchain"
 )
 
 # 2.0 Ports
diff --git a/backend/services/docker-compose.2.0.yml b/backend/services/docker-compose.2.0.yml
index f2dacae7..8632dbf5 100644
--- a/backend/services/docker-compose.2.0.yml
+++ b/backend/services/docker-compose.2.0.yml
@@ -257,7 +257,7 @@ services:
       TZ: Asia/Shanghai
       PORT: 3026
       # PostgreSQL - 使用独立的数据库
-      DATABASE_URL: postgresql://${POSTGRES_USER:-postgres}:${POSTGRES_PASSWORD:-postgres}@postgres:5432/rwa_blockchain?schema=public
+      DATABASE_URL: postgresql://${POSTGRES_USER:-postgres}:${POSTGRES_PASSWORD:-postgres}@postgres:5432/rwa_mining_blockchain?schema=public
       # Redis - 使用 DB 8 隔离 (0-15 有效范围)
       REDIS_HOST: redis
       REDIS_PORT: 6379
diff --git a/backend/services/mining-blockchain-service/docker-compose.yml b/backend/services/mining-blockchain-service/docker-compose.yml
index a47d4dd1..8c3a90fe 100644
--- a/backend/services/mining-blockchain-service/docker-compose.yml
+++ b/backend/services/mining-blockchain-service/docker-compose.yml
@@ -22,7 +22,7 @@ services:
       APP_PORT: 3012
       API_PREFIX: api/v1
       # Database (shared PostgreSQL)
-      DATABASE_URL: postgresql://rwa_user:rwa_secure_password@rwa-postgres:5432/rwa_blockchain?schema=public
+      DATABASE_URL: postgresql://rwa_user:rwa_secure_password@rwa-postgres:5432/rwa_mining_blockchain?schema=public
       # Redis (shared)
       REDIS_HOST: rwa-redis
       REDIS_PORT: 6379
diff --git a/backend/services/mining-blockchain-service/src/application/event-handlers/system-withdrawal-requested.handler.ts b/backend/services/mining-blockchain-service/src/application/event-handlers/system-withdrawal-requested.handler.ts
index effc106a..2db65fe3 100644
--- a/backend/services/mining-blockchain-service/src/application/event-handlers/system-withdrawal-requested.handler.ts
+++ b/backend/services/mining-blockchain-service/src/application/event-handlers/system-withdrawal-requested.handler.ts
@@ -77,7 +77,7 @@ export class SystemWithdrawalRequestedHandler implements OnModuleInit {
         this.logger.log(`[SUCCESS] Block: ${result.blockNumber}`);
 
         await this.eventPublisher.publish({
-          eventType: 'blockchain.system-withdrawal.confirmed',
+          eventType: 'mining_blockchain.system-withdrawal.confirmed',
           toPayload: () => ({
             orderNo: payload.orderNo,
             fromAccountSequence: payload.fromAccountSequence,
@@ -108,7 +108,7 @@ export class SystemWithdrawalRequestedHandler implements OnModuleInit {
 
       // 发布失败事件
       await this.eventPublisher.publish({
-        eventType: 'blockchain.system-withdrawal.failed',
+        eventType: 'mining_blockchain.system-withdrawal.failed',
         toPayload: () => ({
           orderNo: payload.orderNo,
           fromAccountSequence: payload.fromAccountSequence,
diff --git a/backend/services/mining-blockchain-service/src/application/event-handlers/withdrawal-requested.handler.ts b/backend/services/mining-blockchain-service/src/application/event-handlers/withdrawal-requested.handler.ts
index f251331f..fa527177 100644
--- a/backend/services/mining-blockchain-service/src/application/event-handlers/withdrawal-requested.handler.ts
+++ b/backend/services/mining-blockchain-service/src/application/event-handlers/withdrawal-requested.handler.ts
@@ -83,7 +83,7 @@ export class WithdrawalRequestedHandler implements OnModuleInit {
         this.logger.log(`[SUCCESS] Block: ${result.blockNumber}`);
 
         await this.eventPublisher.publish({
-          eventType: 'blockchain.withdrawal.confirmed',
+          eventType: 'mining_blockchain.withdrawal.confirmed',
           toPayload: () => ({
             orderNo: payload.orderNo,
             accountSequence: payload.accountSequence,
@@ -113,7 +113,7 @@ export class WithdrawalRequestedHandler implements OnModuleInit {
 
       // 发布失败事件
       await this.eventPublisher.publish({
-        eventType: 'blockchain.withdrawal.failed',
+        eventType: 'mining_blockchain.withdrawal.failed',
         toPayload: () => ({
           orderNo: payload.orderNo,
           accountSequence: payload.accountSequence,
@@ -141,7 +141,7 @@ export class WithdrawalRequestedHandler implements OnModuleInit {
     message: string,
   ): Promise<void> {
     await this.eventPublisher.publish({
-      eventType: 'blockchain.withdrawal.status',
+      eventType: 'mining_blockchain.withdrawal.status',
       toPayload: () => ({
         orderNo: payload.orderNo,
         accountSequence: payload.accountSequence,
diff --git a/backend/services/mining-blockchain-service/src/application/schedulers/hot-wallet-balance.scheduler.ts b/backend/services/mining-blockchain-service/src/application/schedulers/hot-wallet-balance.scheduler.ts
index e05b752c..833a6d91 100644
--- a/backend/services/mining-blockchain-service/src/application/schedulers/hot-wallet-balance.scheduler.ts
+++ b/backend/services/mining-blockchain-service/src/application/schedulers/hot-wallet-balance.scheduler.ts
@@ -33,8 +33,8 @@ export class HotWalletBalanceScheduler implements OnModuleInit, OnModuleDestroy
   private readonly logger = new Logger(HotWalletBalanceScheduler.name);
 
   // Redis key 前缀
-  private readonly REDIS_KEY_PREFIX_DUSDT = 'hot_wallet:dusdt_balance:';
-  private readonly REDIS_KEY_PREFIX_NATIVE = 'hot_wallet:native_balance:';
+  private readonly REDIS_KEY_PREFIX_DUSDT = 'mining_hot_wallet:dusdt_balance:';
+  private readonly REDIS_KEY_PREFIX_NATIVE = 'mining_hot_wallet:native_balance:';
 
   // 缓存过期时间（秒）
   private readonly CACHE_TTL_SECONDS = 30;
diff --git a/backend/services/mining-blockchain-service/src/domain/events/deposit-confirmed.event.ts b/backend/services/mining-blockchain-service/src/domain/events/deposit-confirmed.event.ts
index b3b44b12..1ab02851 100644
--- a/backend/services/mining-blockchain-service/src/domain/events/deposit-confirmed.event.ts
+++ b/backend/services/mining-blockchain-service/src/domain/events/deposit-confirmed.event.ts
@@ -18,7 +18,7 @@ export interface DepositConfirmedPayload {
  * 当充值交易达到确认数时触发
  */
 export class DepositConfirmedEvent extends DomainEvent {
-  readonly eventType = 'blockchain.deposit.confirmed';
+  readonly eventType = 'mining_blockchain.deposit.confirmed';
 
   constructor(private readonly payload: DepositConfirmedPayload) {
     super();
diff --git a/backend/services/mining-blockchain-service/src/domain/events/deposit-detected.event.ts b/backend/services/mining-blockchain-service/src/domain/events/deposit-detected.event.ts
index 0a7b8e2b..ce8326d7 100644
--- a/backend/services/mining-blockchain-service/src/domain/events/deposit-detected.event.ts
+++ b/backend/services/mining-blockchain-service/src/domain/events/deposit-detected.event.ts
@@ -21,7 +21,7 @@ export interface DepositDetectedPayload {
  * 当检测到新的充值交易时触发
  */
 export class DepositDetectedEvent extends DomainEvent {
-  readonly eventType = 'blockchain.deposit.detected';
+  readonly eventType = 'mining_blockchain.deposit.detected';
 
   constructor(private readonly payload: DepositDetectedPayload) {
     super();
diff --git a/backend/services/mining-blockchain-service/src/domain/events/market-maker-deposit-confirmed.event.ts b/backend/services/mining-blockchain-service/src/domain/events/market-maker-deposit-confirmed.event.ts
index 2fc49365..058ab39d 100644
--- a/backend/services/mining-blockchain-service/src/domain/events/market-maker-deposit-confirmed.event.ts
+++ b/backend/services/mining-blockchain-service/src/domain/events/market-maker-deposit-confirmed.event.ts
@@ -22,7 +22,7 @@ export interface MarketMakerDepositConfirmedPayload {
  * 由 trading-service 消费，用于做市商账户入账
  */
 export class MarketMakerDepositConfirmedEvent extends DomainEvent {
-  readonly eventType = 'blockchain.market_maker.deposit.confirmed';
+  readonly eventType = 'mining_blockchain.market_maker.deposit.confirmed';
 
   constructor(private readonly payload: MarketMakerDepositConfirmedPayload) {
     super();
diff --git a/backend/services/mining-blockchain-service/src/domain/events/transaction-broadcasted.event.ts b/backend/services/mining-blockchain-service/src/domain/events/transaction-broadcasted.event.ts
index 72d0e101..250c9168 100644
--- a/backend/services/mining-blockchain-service/src/domain/events/transaction-broadcasted.event.ts
+++ b/backend/services/mining-blockchain-service/src/domain/events/transaction-broadcasted.event.ts
@@ -17,7 +17,7 @@ export interface TransactionBroadcastedPayload {
  * 当交易成功广播到链上时触发
  */
 export class TransactionBroadcastedEvent extends DomainEvent {
-  readonly eventType = 'blockchain.transaction.broadcasted';
+  readonly eventType = 'mining_blockchain.transaction.broadcasted';
 
   constructor(private readonly payload: TransactionBroadcastedPayload) {
     super();
diff --git a/backend/services/mining-blockchain-service/src/domain/events/wallet-address-created.event.ts b/backend/services/mining-blockchain-service/src/domain/events/wallet-address-created.event.ts
index 8157a613..37ae8a05 100644
--- a/backend/services/mining-blockchain-service/src/domain/events/wallet-address-created.event.ts
+++ b/backend/services/mining-blockchain-service/src/domain/events/wallet-address-created.event.ts
@@ -20,7 +20,7 @@ export interface WalletAddressCreatedPayload {
  * 当从公钥派生出钱包地址后触发
  */
 export class WalletAddressCreatedEvent extends DomainEvent {
-  readonly eventType = 'blockchain.wallet.address.created';
+  readonly eventType = 'mining_blockchain.wallet.address.created';
 
   constructor(private readonly payload: WalletAddressCreatedPayload) {
     super();
diff --git a/backend/services/mining-blockchain-service/src/infrastructure/kafka/deposit-ack-consumer.service.ts b/backend/services/mining-blockchain-service/src/infrastructure/kafka/deposit-ack-consumer.service.ts
index 5943988f..dc94bf5e 100644
--- a/backend/services/mining-blockchain-service/src/infrastructure/kafka/deposit-ack-consumer.service.ts
+++ b/backend/services/mining-blockchain-service/src/infrastructure/kafka/deposit-ack-consumer.service.ts
@@ -11,7 +11,7 @@ import { Kafka, Consumer, logLevel, EachMessagePayload } from 'kafkajs';
 import { OutboxPublisherService } from '@/application/services/outbox-publisher.service';
 
 export const ACK_TOPICS = {
-  WALLET_ACKS: 'wallet.acks',
+  WALLET_ACKS: 'mining_wallet.acks',
 } as const;
 
 export interface DepositCreditedPayload {
@@ -114,7 +114,7 @@ export class DepositAckConsumerService implements OnModuleInit, OnModuleDestroy
 
           this.logger.log(`[RECEIVE] ACK event type: ${eventType}`);
 
-          if (eventType === 'wallet.deposit.credited') {
+          if (eventType === 'mining_wallet.deposit.credited') {
             await this.handleDepositCredited(payload as DepositCreditedPayload);
           } else {
             this.logger.debug(`[RECEIVE] Unknown ACK event type: ${eventType}`);
@@ -140,7 +140,7 @@ export class DepositAckConsumerService implements OnModuleInit, OnModuleDestroy
       await this.outboxPublisher.handleAck(
         'DepositTransaction',
         payload.depositId,
-        'blockchain.deposit.confirmed',
+        'mining_blockchain.deposit.confirmed',
       );
 
       this.logger.log(`[ACK] Deposit ${payload.depositId} ACK processed successfully`);
diff --git a/backend/services/mining-blockchain-service/src/infrastructure/kafka/event-publisher.service.ts b/backend/services/mining-blockchain-service/src/infrastructure/kafka/event-publisher.service.ts
index 257e88a6..2468d3c6 100644
--- a/backend/services/mining-blockchain-service/src/infrastructure/kafka/event-publisher.service.ts
+++ b/backend/services/mining-blockchain-service/src/infrastructure/kafka/event-publisher.service.ts
@@ -43,7 +43,7 @@ export class EventPublisherService implements OnModuleInit, OnModuleDestroy {
       }),
       headers: {
         eventType: event.eventType,
-        source: 'blockchain-service',
+        source: 'mining-blockchain-service',
       },
     };
 
@@ -84,7 +84,7 @@ export class EventPublisherService implements OnModuleInit, OnModuleDestroy {
       }),
       headers: {
         eventType: event.eventType,
-        source: 'blockchain-service',
+        source: 'mining-blockchain-service',
       },
     };
 
@@ -97,17 +97,17 @@ export class EventPublisherService implements OnModuleInit, OnModuleDestroy {
   }
 
   private getTopicForEvent(eventType: string): string {
-    // 事件类型到 topic 的映射
+    // 事件类型到 topic 的映射（mining_ 前缀隔离，与 blockchain-service 100% 隔离）
     const topicMap: Record<string, string> = {
-      'blockchain.deposit.detected': 'blockchain.deposits',
-      'blockchain.deposit.confirmed': 'blockchain.deposits',
-      'blockchain.wallet.address.created': 'blockchain.wallets',
-      'blockchain.transaction.broadcasted': 'blockchain.transactions',
+      'mining_blockchain.deposit.detected': 'mining_blockchain.deposits',
+      'mining_blockchain.deposit.confirmed': 'mining_blockchain.deposits',
+      'mining_blockchain.wallet.address.created': 'mining_blockchain.wallets',
+      'mining_blockchain.transaction.broadcasted': 'mining_blockchain.transactions',
       // MPC 签名请求 - 发送到 mpc-service 消费的 topic
-      'blockchain.mpc.signing.requested': 'mpc.SigningRequested',
+      'mining_blockchain.mpc.signing.requested': 'mining_mpc.SigningRequested',
       // 做市商充值事件 - 发送到 trading-service 消费的 topic
-      'blockchain.market_maker.deposit.confirmed': 'blockchain.market_maker.deposits',
+      'mining_blockchain.market_maker.deposit.confirmed': 'mining_blockchain.market_maker.deposits',
     };
-    return topicMap[eventType] || 'blockchain.events';
+    return topicMap[eventType] || 'mining_blockchain.events';
   }
 }
diff --git a/backend/services/mining-blockchain-service/src/infrastructure/kafka/mpc-event-consumer.service.ts b/backend/services/mining-blockchain-service/src/infrastructure/kafka/mpc-event-consumer.service.ts
index c6d6ea6a..c873f4ca 100644
--- a/backend/services/mining-blockchain-service/src/infrastructure/kafka/mpc-event-consumer.service.ts
+++ b/backend/services/mining-blockchain-service/src/infrastructure/kafka/mpc-event-consumer.service.ts
@@ -13,9 +13,9 @@ import { Kafka, Consumer, logLevel, EachMessagePayload } from 'kafkajs';
 
 // MPC Event Topics (events from mpc-service)
 export const MPC_TOPICS = {
-  KEYGEN_COMPLETED: 'mpc.KeygenCompleted',
-  SIGNING_COMPLETED: 'mpc.SigningCompleted',
-  SESSION_FAILED: 'mpc.SessionFailed',
+  KEYGEN_COMPLETED: 'mining_mpc.KeygenCompleted',
+  SIGNING_COMPLETED: 'mining_mpc.SigningCompleted',
+  SESSION_FAILED: 'mining_mpc.SessionFailed',
 } as const;
 
 export interface KeygenCompletedPayload {
diff --git a/backend/services/mining-blockchain-service/src/infrastructure/kafka/withdrawal-event-consumer.service.ts b/backend/services/mining-blockchain-service/src/infrastructure/kafka/withdrawal-event-consumer.service.ts
index c42e0503..ac9b604c 100644
--- a/backend/services/mining-blockchain-service/src/infrastructure/kafka/withdrawal-event-consumer.service.ts
+++ b/backend/services/mining-blockchain-service/src/infrastructure/kafka/withdrawal-event-consumer.service.ts
@@ -10,8 +10,8 @@ import { ConfigService } from '@nestjs/config';
 import { Kafka, Consumer, logLevel, EachMessagePayload } from 'kafkajs';
 
 export const WITHDRAWAL_TOPICS = {
-  WITHDRAWAL_REQUESTED: 'wallet.withdrawals',
-  SYSTEM_WITHDRAWAL_REQUESTED: 'wallet.system-withdrawals',
+  WITHDRAWAL_REQUESTED: 'mining_wallet.withdrawals',
+  SYSTEM_WITHDRAWAL_REQUESTED: 'mining_wallet.system-withdrawals',
 } as const;
 
 export interface WithdrawalRequestedPayload {
@@ -145,7 +145,7 @@ export class WithdrawalEventConsumerService implements OnModuleInit, OnModuleDes
 
           this.logger.log(`[RECEIVE] Event type: ${eventType}`);
 
-          if (eventType === 'wallet.withdrawal.requested') {
+          if (eventType === 'mining_wallet.withdrawal.requested') {
             this.logger.log(`[HANDLE] Processing WithdrawalRequested event`);
             this.logger.log(`[HANDLE] orderNo: ${payload.orderNo}`);
             this.logger.log(`[HANDLE] chainType: ${payload.chainType}`);
@@ -158,7 +158,7 @@ export class WithdrawalEventConsumerService implements OnModuleInit, OnModuleDes
             } else {
               this.logger.warn(`[HANDLE] No handler registered for WithdrawalRequested`);
             }
-          } else if (eventType === 'wallet.system-withdrawal.requested') {
+          } else if (eventType === 'mining_wallet.system-withdrawal.requested') {
             this.logger.log(`[HANDLE] Processing SystemWithdrawalRequested event`);
             this.logger.log(`[HANDLE] orderNo: ${payload.orderNo}`);
             this.logger.log(`[HANDLE] fromAccountSequence: ${payload.fromAccountSequence}`);
diff --git a/backend/services/mining-blockchain-service/src/infrastructure/mpc/mpc-signing.client.ts b/backend/services/mining-blockchain-service/src/infrastructure/mpc/mpc-signing.client.ts
index 2f8f3e44..b78ef929 100644
--- a/backend/services/mining-blockchain-service/src/infrastructure/mpc/mpc-signing.client.ts
+++ b/backend/services/mining-blockchain-service/src/infrastructure/mpc/mpc-signing.client.ts
@@ -34,7 +34,7 @@ export interface SigningResult {
 type SigningCallback = (signature: string | null, error?: string) => void;
 
 // MPC 签名请求 Topic
-export const MPC_SIGNING_TOPIC = 'mpc.SigningRequested';
+export const MPC_SIGNING_TOPIC = 'mining_mpc.SigningRequested';
 
 @Injectable()
 export class MpcSigningClient implements OnModuleInit {
@@ -232,7 +232,7 @@ export class MpcSigningClient implements OnModuleInit {
     // 发布签名请求事件到 Kafka
     try {
       await this.eventPublisher.publish({
-        eventType: 'blockchain.mpc.signing.requested',
+        eventType: 'mining_blockchain.mpc.signing.requested',
         toPayload: () => ({
           sessionId,
           userId: 'system',
diff --git a/backend/services/mining-blockchain-service/src/infrastructure/redis/address-cache.service.ts b/backend/services/mining-blockchain-service/src/infrastructure/redis/address-cache.service.ts
index d2d7dccd..7f974e9f 100644
--- a/backend/services/mining-blockchain-service/src/infrastructure/redis/address-cache.service.ts
+++ b/backend/services/mining-blockchain-service/src/infrastructure/redis/address-cache.service.ts
@@ -9,7 +9,7 @@ import { ChainType } from '@/domain/value-objects';
 @Injectable()
 export class AddressCacheService implements OnModuleInit {
   private readonly logger = new Logger(AddressCacheService.name);
-  private readonly CACHE_KEY_PREFIX = 'blockchain:monitored_addresses:';
+  private readonly CACHE_KEY_PREFIX = 'mining_blockchain:monitored_addresses:';
 
   constructor(private readonly redis: RedisService) {}