diff --git a/backend/services/authorization-service/src/application/services/system-account-application.service.ts b/backend/services/authorization-service/src/application/services/system-account-application.service.ts
index 7d2ed3b0..2ec40d75 100644
--- a/backend/services/authorization-service/src/application/services/system-account-application.service.ts
+++ b/backend/services/authorization-service/src/application/services/system-account-application.service.ts
@@ -84,12 +84,10 @@ export class SystemAccountApplicationService implements OnModuleInit {
    */
   async initializeFixedAccounts(): Promise<void> {
     const fixedAccountTypes = [
-      SystemAccountType.HQ_COMMUNITY,
       SystemAccountType.COST_ACCOUNT,
       SystemAccountType.OPERATION_ACCOUNT,
+      SystemAccountType.HQ_COMMUNITY,
       SystemAccountType.RWAD_POOL_PENDING,
-      SystemAccountType.SHARE_RIGHT_POOL,
-      SystemAccountType.FEE_COLLECTION,
     ]
 
     for (const accountType of fixedAccountTypes) {
diff --git a/backend/services/authorization-service/src/domain/enums/index.ts b/backend/services/authorization-service/src/domain/enums/index.ts
index 604e3787..772e73a2 100644
--- a/backend/services/authorization-service/src/domain/enums/index.ts
+++ b/backend/services/authorization-service/src/domain/enums/index.ts
@@ -51,12 +51,10 @@ export enum RegionType {
 
 // 系统账户类型
 export enum SystemAccountType {
-  COST_ACCOUNT = 'COST_ACCOUNT',           // 成本账户 (S0000000002)
-  OPERATION_ACCOUNT = 'OPERATION_ACCOUNT', // 运营账户 (S0000000003)
-  HQ_COMMUNITY = 'HQ_COMMUNITY',           // 总部社区账户 (S0000000001)
-  RWAD_POOL_PENDING = 'RWAD_POOL_PENDING', // RWAD矿池待注入 (S0000000004)
-  SHARE_RIGHT_POOL = 'SHARE_RIGHT_POOL',   // 分享权益池 (S0000000005)
-  FEE_COLLECTION = 'FEE_COLLECTION',       // 手续费归集账户 (S0000000006)
+  COST_ACCOUNT = 'COST_ACCOUNT',           // 成本账户
+  OPERATION_ACCOUNT = 'OPERATION_ACCOUNT', // 运营账户
+  HQ_COMMUNITY = 'HQ_COMMUNITY',           // 总部社区账户
+  RWAD_POOL_PENDING = 'RWAD_POOL_PENDING', // RWAD矿池待注入
   SYSTEM_PROVINCE = 'SYSTEM_PROVINCE',     // 系统省账户（无授权时）
   SYSTEM_CITY = 'SYSTEM_CITY',             // 系统市账户（无授权时）
 }
diff --git a/backend/services/identity-service/prisma/seed.ts b/backend/services/identity-service/prisma/seed.ts
index b3f75607..abd0e214 100644
--- a/backend/services/identity-service/prisma/seed.ts
+++ b/backend/services/identity-service/prisma/seed.ts
@@ -5,7 +5,7 @@ const prisma = new PrismaClient();
 
 // ============================================
 // 系统账户定义
-// 系统账户使用特殊序列号格式: S + 00000 + 序号 (S0000000001 ~ S0000000006)
+// 系统账户使用特殊序列号格式: S + 00000 + 序号 (S0000000001 ~ S0000000004)
 // ============================================
 // ============================================
 // 管理员账户定义
@@ -51,20 +51,6 @@ const SYSTEM_ACCOUNTS = [
   },
   {
     userId: BigInt(5),
-    accountSequence: 'S0000000005',  // 分享权益池账户
-    nickname: '分享权益池账户',
-    referralCode: 'SHARE005',
-    status: 'SYSTEM',
-  },
-  {
-    userId: BigInt(6),
-    accountSequence: 'S0000000006',  // 手续费归集账户
-    nickname: '手续费归集账户',
-    referralCode: 'FEE00006',
-    status: 'SYSTEM',
-  },
-  {
-    userId: BigInt(7),
     accountSequence: 'D25129999999',  // 种子用户 (特殊序号，区别于真实用户)
     nickname: '种子用户',
     referralCode: 'SEED01',
diff --git a/backend/services/reporting-service/src/application/services/system-account-report-application.service.ts b/backend/services/reporting-service/src/application/services/system-account-report-application.service.ts
index 3a70f17c..cae1ea67 100644
--- a/backend/services/reporting-service/src/application/services/system-account-report-application.service.ts
+++ b/backend/services/reporting-service/src/application/services/system-account-report-application.service.ts
@@ -76,12 +76,11 @@ export interface SystemAccountReportResponse {
  * 固定账户类型映射
  */
 const FIXED_ACCOUNT_TYPES: Record<string, string> = {
-  HQ_COMMUNITY: 'hqCommunity',
   COST_ACCOUNT: 'costAccount',
   OPERATION_ACCOUNT: 'operationAccount',
+  HQ_COMMUNITY: 'hqCommunity',
   RWAD_POOL_PENDING: 'rwadPoolPending',
-  SHARE_RIGHT_POOL: 'shareRightPool',
-  FEE_COLLECTION: 'feeCollection',
+  PLATFORM_FEE: 'platformFee',
 };
 
 @Injectable()