diff --git a/frontend/mobile-app/lib/core/services/contract_check_service.dart b/frontend/mobile-app/lib/core/services/contract_check_service.dart
index be66b3f6..7803c534 100644
--- a/frontend/mobile-app/lib/core/services/contract_check_service.dart
+++ b/frontend/mobile-app/lib/core/services/contract_check_service.dart
@@ -114,7 +114,7 @@ class ContractCheckService {
   /// 查找第一个待签署的预种合并合同编号
   Future<String?> _getPendingPrePlantingMergeNo() async {
     try {
-      final merges = await _prePlantingService.getMerges();
+      final merges = await _prePlantingService.getMyMerges();
       final pending = merges.where(
         (m) => m.contractStatus == PrePlantingContractStatus.pending,
       );
diff --git a/frontend/mobile-app/lib/features/contract_signing/presentation/pages/pending_contracts_page.dart b/frontend/mobile-app/lib/features/contract_signing/presentation/pages/pending_contracts_page.dart
index feb5438e..f614dce6 100644
--- a/frontend/mobile-app/lib/features/contract_signing/presentation/pages/pending_contracts_page.dart
+++ b/frontend/mobile-app/lib/features/contract_signing/presentation/pages/pending_contracts_page.dart
@@ -45,13 +45,10 @@ class _PendingContractsPageState extends ConsumerState<PendingContractsPage> {
       final prePlantingService = ref.read(prePlantingServiceProvider);
 
       // 并行加载：普通认种未签合同 + 预种待签合并
-      final results = await Future.wait([
-        contractService.getUnsignedTasks(),
-        prePlantingService.getMerges(),
-      ]);
-
-      final tasks = results[0] as List<ContractSigningTask>;
-      final allMerges = results[1] as List<PrePlantingMerge>;
+      final tasksFuture = contractService.getUnsignedTasks();
+      final mergesFuture = prePlantingService.getMyMerges();
+      final tasks = await tasksFuture;
+      final allMerges = await mergesFuture;
       final pendingMerges = allMerges
           .where((m) => m.contractStatus == PrePlantingContractStatus.pending)
           .toList();
diff --git a/frontend/mobile-app/lib/features/pre_planting/presentation/pages/pre_planting_purchase_page.dart b/frontend/mobile-app/lib/features/pre_planting/presentation/pages/pre_planting_purchase_page.dart
index 5bd3a4ca..e0530e23 100644
--- a/frontend/mobile-app/lib/features/pre_planting/presentation/pages/pre_planting_purchase_page.dart
+++ b/frontend/mobile-app/lib/features/pre_planting/presentation/pages/pre_planting_purchase_page.dart
@@ -5,6 +5,7 @@ import 'package:city_pickers/city_pickers.dart';
 import '../../../../core/di/injection_container.dart';
 import '../../../../core/services/pre_planting_service.dart';
 import '../../../../core/services/tree_pricing_service.dart';
+import '../../../../routes/route_paths.dart';
 
 // ============================================
 // [2026-02-17] 预种计划购买页面