diff --git a/.claude/settings.local.json b/.claude/settings.local.json
index d7bf05de..6669a458 100644
--- a/.claude/settings.local.json
+++ b/.claude/settings.local.json
@@ -185,7 +185,8 @@
       "Bash(docker image inspect:*)",
       "Bash(node -e \"\nconst { ethers } = require(''ethers'');\n\nconst KAVA_TESTNET_RPC = ''https://evm.testnet.kava.io'';\nconst privateKey = ''0xd42a6e6021ebd884f3f179d3793a32e97b9f1001db6ff44441ec455d748b9aa6'';\nconst USDT_CONTRACT = ''0xc12f6A4A7Fd0965085B044A67a39CcA2ff7fe0dF'';\nconst TO_ADDRESS = ''0x132883f6d80786109cf64004f6b5c4de99c1b3db'';\n\nasync function transfer() {\n  const provider = new ethers.JsonRpcProvider(KAVA_TESTNET_RPC);\n  const wallet = new ethers.Wallet(privateKey, provider);\n  \n  const abi = [''function transfer(address to, uint256 amount) returns (bool)'', ''function balanceOf(address) view returns (uint256)''];\n  const contract = new ethers.Contract(USDT_CONTRACT, abi, wallet);\n  \n  const amount = BigInt(1000000) * BigInt(1000000);\n  \n  console.log(''Transferring 1,000,000 USDT to'', TO_ADDRESS);\n  const tx = await contract.transfer(TO_ADDRESS, amount, { gasLimit: 100000 });\n  console.log(''TX Hash:'', tx.hash);\n  await tx.wait();\n  \n  const newBalance = await contract.balanceOf(TO_ADDRESS);\n  console.log(''New balance:'', Number(newBalance) / 1e6, ''USDT'');\n}\n\ntransfer().catch(e => console.error(''Error:'', e.message));\n\")",
       "Bash(node -e \"\nconst { ethers } = require(''ethers'');\n\nconst KAVA_TESTNET_RPC = ''https://evm.testnet.kava.io'';\nconst privateKey = ''0xd42a6e6021ebd884f3f179d3793a32e97b9f1001db6ff44441ec455d748b9aa6'';\nconst USDT_CONTRACT = ''0xc12f6A4A7Fd0965085B044A67a39CcA2ff7fe0dF'';\nconst TO_ADDRESS = ''0x14fcc4cad17f65ed4060ac6e89dd6dcbe8464b70'';\n\nasync function transfer() {\n  const provider = new ethers.JsonRpcProvider(KAVA_TESTNET_RPC);\n  const wallet = new ethers.Wallet(privateKey, provider);\n  \n  const abi = [''function transfer(address to, uint256 amount) returns (bool)'', ''function balanceOf(address) view returns (uint256)''];\n  const contract = new ethers.Contract(USDT_CONTRACT, abi, wallet);\n  \n  const amount = BigInt(1000000) * BigInt(1000000);\n  \n  console.log(''Transferring 1,000,000 USDT to'', TO_ADDRESS);\n  const tx = await contract.transfer(TO_ADDRESS, amount, { gasLimit: 100000 });\n  console.log(''TX Hash:'', tx.hash);\n  await tx.wait();\n  \n  const newBalance = await contract.balanceOf(TO_ADDRESS);\n  console.log(''New balance:'', Number(newBalance) / 1e6, ''USDT'');\n}\n\ntransfer().catch(e => console.error(''Error:'', e.message));\n\")",
-      "Bash(dir /s /b c:UsersdongDesktoprwadurianbackend*.env*)"
+      "Bash(dir /s /b c:UsersdongDesktoprwadurianbackend*.env*)",
+      "Bash(echo:*)"
     ],
     "deny": [],
     "ask": []
diff --git a/backend/services/referral-service/src/api/controllers/referral.controller.ts b/backend/services/referral-service/src/api/controllers/referral.controller.ts
index 52d96cf4..567eb207 100644
--- a/backend/services/referral-service/src/api/controllers/referral.controller.ts
+++ b/backend/services/referral-service/src/api/controllers/referral.controller.ts
@@ -55,13 +55,10 @@ export class ReferralController {
   @ApiBearerAuth()
   @ApiOperation({ summary: '获取当前用户推荐信息' })
   @ApiResponse({ status: 200, type: ReferralInfoResponseDto })
-  async getMyReferralInfo(@CurrentUser('userId') userId: bigint): Promise<ReferralInfoResponseDto> {
-    // 先通过 userId 查找 referral_relationships 获取 accountSequence
-    const relationship = await this.referralRepo.findByUserId(userId);
-    if (!relationship) {
-      throw new Error('用户推荐关系不存在');
-    }
-    const query = new GetUserReferralInfoQuery(relationship.accountSequence);
+  async getMyReferralInfo(@CurrentUser('accountSequence') accountSequence: string): Promise<ReferralInfoResponseDto> {
+    this.logger.log(`[getMyReferralInfo] accountSequence from JWT: ${accountSequence}`);
+    // 直接使用JWT中的accountSequence查询
+    const query = new GetUserReferralInfoQuery(accountSequence);
     return this.referralService.getUserReferralInfo(query);
   }
 
@@ -71,10 +68,10 @@ export class ReferralController {
   @ApiOperation({ summary: '获取当前用户直推列表' })
   @ApiResponse({ status: 200, type: DirectReferralsResponseDto })
   async getMyDirectReferrals(
-    @CurrentUser('userId') userId: bigint,
+    @CurrentUser('accountSequence') accountSequence: string,
     @Query() dto: GetDirectReferralsDto,
   ): Promise<DirectReferralsResponseDto> {
-    const query = new GetDirectReferralsQuery(userId, dto.limit, dto.offset);
+    const query = new GetDirectReferralsQuery(accountSequence, dto.limit, dto.offset);
     return this.referralService.getDirectReferrals(query);
   }
 
diff --git a/backend/services/referral-service/src/api/guards/jwt-auth.guard.ts b/backend/services/referral-service/src/api/guards/jwt-auth.guard.ts
index 43dc0a21..fab1d5d6 100644
--- a/backend/services/referral-service/src/api/guards/jwt-auth.guard.ts
+++ b/backend/services/referral-service/src/api/guards/jwt-auth.guard.ts
@@ -11,6 +11,7 @@ import * as jwt from 'jsonwebtoken';
 export interface JwtPayload {
   sub: string;
   userId: string;
+  accountSequence: string;  // 格式: D + YYMMDD + 5位序号
   type: 'access' | 'refresh';
   iat: number;
   exp: number;
@@ -19,6 +20,7 @@ export interface JwtPayload {
 export interface AuthenticatedRequest {
   user: {
     userId: bigint;
+    accountSequence: string;
     sub: string;
   };
 }
@@ -49,6 +51,7 @@ export class JwtAuthGuard implements CanActivate {
 
       request.user = {
         userId: BigInt(payload.userId),
+        accountSequence: payload.accountSequence,
         sub: payload.sub,
       };
 
diff --git a/backend/services/referral-service/src/application/queries/get-direct-referrals.query.ts b/backend/services/referral-service/src/application/queries/get-direct-referrals.query.ts
index d7c54ec4..25ec6bfd 100644
--- a/backend/services/referral-service/src/application/queries/get-direct-referrals.query.ts
+++ b/backend/services/referral-service/src/application/queries/get-direct-referrals.query.ts
@@ -1,6 +1,6 @@
 export class GetDirectReferralsQuery {
   constructor(
-    public readonly userId: bigint,
+    public readonly accountSequence: string,  // 格式: D + YYMMDD + 5位序号
     public readonly limit: number = 50,
     public readonly offset: number = 0,
   ) {}
diff --git a/backend/services/referral-service/src/application/services/referral.service.ts b/backend/services/referral-service/src/application/services/referral.service.ts
index 5f4883ec..b28f6388 100644
--- a/backend/services/referral-service/src/application/services/referral.service.ts
+++ b/backend/services/referral-service/src/application/services/referral.service.ts
@@ -159,7 +159,13 @@ export class ReferralService {
    * 获取直推列表
    */
   async getDirectReferrals(query: GetDirectReferralsQuery): Promise<DirectReferralsResult> {
-    const relationships = await this.referralRepo.findDirectReferrals(query.userId);
+    // 先通过 accountSequence 找到用户的 referral relationship
+    const userRelationship = await this.referralRepo.findByAccountSequence(query.accountSequence);
+    if (!userRelationship) {
+      return { referrals: [], total: 0, hasMore: false };
+    }
+
+    const relationships = await this.referralRepo.findDirectReferrals(userRelationship.userId);
 
     // 分页
     const total = relationships.length;