diff --git a/lib/app/core/models/sync_status.dart b/lib/app/core/models/sync_status.dart
index 8e3f56c..5e8b334 100644
--- a/lib/app/core/models/sync_status.dart
+++ b/lib/app/core/models/sync_status.dart
@@ -62,5 +62,6 @@ extension SyncStatusExtension on SyncStatus {
 abstract class SyncableEntity {
   String get id;
   SyncStatus get syncStatus;
-  DateTime get lastModifiedTime; // 同步时通常需要最后修改时间
+  DateTime get lastModifiedTime;
+  String get lastModifierId;
 }
diff --git a/lib/app/features/enterprise/data/datasources/enterprise_remote_data_source.dart b/lib/app/features/enterprise/data/datasources/enterprise_remote_data_source.dart
index afe01a5..6729df4 100644
--- a/lib/app/features/enterprise/data/datasources/enterprise_remote_data_source.dart
+++ b/lib/app/features/enterprise/data/datasources/enterprise_remote_data_source.dart
@@ -5,16 +5,17 @@ import 'package:problem_check_system/app/features/enterprise/data/model/enterpri
 /// 远程数据源的抽象接口
 /// 定义了所有与企业相关的网络 API 调用
 abstract class EnterpriseRemoteDataSource {
-  /// 调用 API 创建一个新的企业
-  ///
-  /// 成功时无返回，失败时应抛出异常 (如 DioException)
+  /// 创建企业
   Future<void> createEnterprise(EnterpriseModel enterprise);
 
-  /// 调用 API 更新一个已有的企业
+  /// 更新企业
   Future<void> updateEnterprise(EnterpriseModel enterprise);
 
-  /// 调用 API 删除一个企业
+  /// 删除企业
   Future<void> deleteEnterprise(String enterpriseId);
+
+  /// 查询企业列表
+  Future<List<EnterpriseDto>> getEnterprises();
 }
 
 class EnterpriseRemoteDataSourceImpl implements EnterpriseRemoteDataSource {
@@ -53,4 +54,16 @@ class EnterpriseRemoteDataSourceImpl implements EnterpriseRemoteDataSource {
       rethrow;
     }
   }
+
+  @override
+  Future<List<EnterpriseDto>> getEnterprises() async {
+    try {
+      final response = await http.get(enterprisesEndpoint);
+      return (response.data as List)
+          .map((json) => EnterpriseDto.fromJson(json))
+          .toList();
+    } catch (e) {
+      rethrow;
+    }
+  }
 }
diff --git a/lib/app/features/enterprise/data/model/enterprise_dto.dart b/lib/app/features/enterprise/data/model/enterprise_dto.dart
index 9aebea0..37333cf 100644
--- a/lib/app/features/enterprise/data/model/enterprise_dto.dart
+++ b/lib/app/features/enterprise/data/model/enterprise_dto.dart
@@ -6,17 +6,27 @@ import 'package:problem_check_system/app/features/enterprise/data/model/enterpri
 /// 这个模型专门用于与远程 API 进行数据交互。
 /// 它的字段和结构【严格匹配】服务器 API 定义的 JSON 格式。
 class EnterpriseDto {
+  final String id;
+  final DateTime creationTime;
+  final String creatorId;
+  final DateTime lastModificationTime;
+  final String lastModifierId;
   final String companyName;
   final String companyType;
   final String? companyScope;
   final String? mainPrincipalName;
   final String? mainPrincipalPhone;
-  final String? securityPrincipalName; // API 中没有，但最好加上以保持对称
-  final String? securityPrincipalPhone; // API 中没有，但最好加上以保持对称
+  final String? securityPrincipalName;
+  final String? securityPrincipalPhone;
   final String? companyAddress;
-  final String? detail; // 对应 majorHazardsDescription
+  final String? detail;
 
   const EnterpriseDto({
+    required this.id,
+    required this.creationTime,
+    required this.creatorId,
+    required this.lastModificationTime,
+    required this.lastModifierId,
     required this.companyName,
     required this.companyType,
     this.companyScope,
@@ -33,6 +43,11 @@ class EnterpriseDto {
   /// 这个转换逻辑是这个类的核心职责。
   factory EnterpriseDto.fromModel(EnterpriseModel model) {
     return EnterpriseDto(
+      id: model.id,
+      creationTime: model.creationTime,
+      creatorId: "", //todo  需要在企业模型中添加创建时间
+      lastModificationTime: model.lastModifiedTime,
+      lastModifierId: "", // todo需要在企业模型中添修改用户id
       companyName: model.name,
       companyType: model.type,
       companyScope: model.scale,
@@ -43,9 +58,48 @@ class EnterpriseDto {
     );
   }
 
-  /// 将 DTO 对象转换为可以发送给服务器的 JSON (Map) 格式。
+  // =======================================================================
+  // 新增方法
+  // =======================================================================
+
+  /// [新增] fromJson 工厂构造函数：从 JSON Map 创建 EnterpriseDto 实例。
+  ///
+  /// 当从服务器接收到 JSON 数据时，调用此方法将其转换为 Dart 对象。
+  factory EnterpriseDto.fromJson(Map<String, dynamic> json) {
+    return EnterpriseDto(
+      // 必须存在的字段
+      id: json['id'] as String,
+      creationTime: DateTime.parse(json['creationTime'] as String),
+      creatorId: json['creatorId'] as String,
+      lastModificationTime: DateTime.parse(
+        json['lastModificationTime'] as String,
+      ),
+      lastModifierId: json['lastModifierId'] as String,
+      companyName: json['companyName'] as String,
+      companyType: json['companyType'] as String,
+
+      // 可选字段
+      companyScope: json['companyScope'] as String?,
+      mainPrincipalName: json['mainPrincipalName'] as String?,
+      mainPrincipalPhone: json['mainPrincipalPhone'] as String?,
+      securityPrincipalName: json['securityPrincipalName'] as String?,
+      securityPrincipalPhone: json['securityPrincipalPhone'] as String?,
+      companyAddress: json['companyAddress'] as String?,
+      detail: json['detail'] as String?,
+    );
+  }
+
+  /// [新增] toJson 方法：将 EnterpriseDto 实例转换为 JSON Map。
+  ///
+  /// 当需要将数据发送到服务器时，调用此方法将其转换为 JSON 格式。
   Map<String, dynamic> toJson() {
-    final originalMap = {
+    final jsonMap = {
+      'id': id,
+      // 使用 toIso8601String() 是将 DateTime 转换为标准化字符串的最佳实践
+      'creationTime': creationTime.toIso8601String(),
+      'creatorId': creatorId,
+      'lastModificationTime': lastModificationTime.toIso8601String(),
+      'lastModifierId': lastModifierId,
       'companyName': companyName,
       'companyType': companyType,
       'companyScope': companyScope,
@@ -56,6 +110,6 @@ class EnterpriseDto {
       'companyAddress': companyAddress,
       'detail': detail,
     };
-    return originalMap.withoutNullOrEmptyValues;
+    return jsonMap.withoutNullOrEmptyValues;
   }
 }
diff --git a/lib/app/features/enterprise/data/model/enterprise_model.dart b/lib/app/features/enterprise/data/model/enterprise_model.dart
index a8ef1aa..7811319 100644
--- a/lib/app/features/enterprise/data/model/enterprise_model.dart
+++ b/lib/app/features/enterprise/data/model/enterprise_model.dart
@@ -10,7 +10,9 @@ class EnterpriseModel extends Enterprise {
     required super.id,
     required super.syncStatus,
     required super.lastModifiedTime,
+    required super.lastModifierId,
     required super.creationTime,
+    required super.creatorId,
     required super.name,
     required super.type,
     super.address,
@@ -29,7 +31,9 @@ class EnterpriseModel extends Enterprise {
       id: entity.id,
       syncStatus: entity.syncStatus,
       lastModifiedTime: entity.lastModifiedTime,
+      lastModifierId: entity.lastModifierId,
       creationTime: entity.creationTime,
+      creatorId: entity.creatorId,
       name: entity.name,
       type: entity.type,
       address: entity.address,
@@ -54,10 +58,12 @@ class EnterpriseModel extends Enterprise {
         map['lastModifiedTime'] as int,
         isUtc: true,
       ),
+      lastModifierId: map['lastModifierId'] as String,
       creationTime: DateTime.fromMillisecondsSinceEpoch(
         map['creationTime'] as int,
         isUtc: true,
       ),
+      creatorId: map['creatorId'] as String,
       name: map['name'] as String,
       type: map['type'] as String,
       address: map['address'] as String?,
@@ -79,7 +85,9 @@ class EnterpriseModel extends Enterprise {
       'syncStatus': syncStatus.index,
       // 将 DateTime 转换为 UTC 毫秒时间戳进行存储
       'lastModifiedTime': lastModifiedTime.toUtc().millisecondsSinceEpoch,
+      'lastModifierId': lastModifierId,
       'creationTime': creationTime.toUtc().millisecondsSinceEpoch,
+      'creatorId': creatorId,
       'name': name,
       'type': type,
       'address': address,
@@ -97,7 +105,9 @@ class EnterpriseModel extends Enterprise {
       id: id,
       syncStatus: syncStatus,
       lastModifiedTime: lastModifiedTime,
+      lastModifierId: lastModifierId,
       creationTime: creationTime,
+      creatorId: creatorId,
       name: name,
       type: type,
       address: address,
diff --git a/lib/app/features/enterprise/domain/entities/enterprise.dart b/lib/app/features/enterprise/domain/entities/enterprise.dart
index 3f374aa..2568513 100644
--- a/lib/app/features/enterprise/domain/entities/enterprise.dart
+++ b/lib/app/features/enterprise/domain/entities/enterprise.dart
@@ -10,6 +10,8 @@ class Enterprise extends Equatable implements SyncableEntity {
   final SyncStatus syncStatus;
   @override
   final DateTime lastModifiedTime;
+  @override
+  final String lastModifierId;
   final String name;
   final String type;
   final String? address;
@@ -17,6 +19,7 @@ class Enterprise extends Equatable implements SyncableEntity {
   final String? contactPerson;
   final String? contactPhone;
   final String? majorHazardsDescription;
+  final String creatorId;
   final DateTime creationTime;
 
   const Enterprise({
@@ -29,7 +32,9 @@ class Enterprise extends Equatable implements SyncableEntity {
     this.contactPhone,
     this.majorHazardsDescription,
     required this.lastModifiedTime,
+    required this.lastModifierId,
     required this.creationTime,
+    required this.creatorId,
     required this.syncStatus,
   });
 
@@ -37,6 +42,7 @@ class Enterprise extends Equatable implements SyncableEntity {
     String? id,
     SyncStatus? syncStatus,
     DateTime? lastModifiedTime,
+    String? lastModifierId,
     String? name,
     String? type,
     String? address,
@@ -45,11 +51,13 @@ class Enterprise extends Equatable implements SyncableEntity {
     String? contactPhone,
     String? majorHazardsDescription,
     DateTime? creationTime,
+    String? creatorId,
   }) {
     return Enterprise(
       id: id ?? this.id,
       syncStatus: syncStatus ?? this.syncStatus,
       lastModifiedTime: lastModifiedTime ?? this.lastModifiedTime,
+      lastModifierId: lastModifierId ?? this.lastModifierId,
       name: name ?? this.name,
       type: type ?? this.type,
       address: address ?? this.address,
@@ -59,6 +67,7 @@ class Enterprise extends Equatable implements SyncableEntity {
       majorHazardsDescription:
           majorHazardsDescription ?? this.majorHazardsDescription,
       creationTime: creationTime ?? this.creationTime,
+      creatorId: creatorId ?? this.creatorId,
     );
   }
 
diff --git a/lib/app/features/enterprise/domain/usecases/add_enterprise_usecase.dart b/lib/app/features/enterprise/domain/usecases/add_enterprise_usecase.dart
index 9befd31..bf3a4a3 100644
--- a/lib/app/features/enterprise/domain/usecases/add_enterprise_usecase.dart
+++ b/lib/app/features/enterprise/domain/usecases/add_enterprise_usecase.dart
@@ -1,13 +1,19 @@
 import 'package:problem_check_system/app/core/models/sync_status.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
 import 'package:problem_check_system/app/features/enterprise/domain/entities/enterprise.dart';
 import 'package:problem_check_system/app/features/enterprise/domain/repositories/enterprise_repository.dart';
 import 'package:uuid/uuid.dart';
 
 class AddEnterpriseUsecase {
   final EnterpriseRepository repository;
+  final AuthRepository authRepository;
   final Uuid uuid;
 
-  AddEnterpriseUsecase({required this.repository, required this.uuid});
+  AddEnterpriseUsecase({
+    required this.repository,
+    required this.authRepository,
+    required this.uuid,
+  });
 
   Future<void> call({
     required String name,
@@ -28,7 +34,9 @@ class AddEnterpriseUsecase {
       contactPhone: contactPhone,
       majorHazardsDescription: majorHazardsDescription,
       lastModifiedTime: DateTime.now(),
+      lastModifierId: authRepository.getUserId()!,
       creationTime: DateTime.now(),
+      creatorId: authRepository.getUserId()!,
       syncStatus: SyncStatus.pendingCreate,
     );
     await repository.addEnterprise(enterprise);
diff --git a/lib/app/features/enterprise/domain/usecases/editor_enterprise_usecase.dart b/lib/app/features/enterprise/domain/usecases/editor_enterprise_usecase.dart
index 0e49b49..9bff134 100644
--- a/lib/app/features/enterprise/domain/usecases/editor_enterprise_usecase.dart
+++ b/lib/app/features/enterprise/domain/usecases/editor_enterprise_usecase.dart
@@ -1,11 +1,15 @@
 import 'package:problem_check_system/app/core/models/sync_status.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
 import 'package:problem_check_system/app/features/enterprise/domain/entities/enterprise.dart';
 import 'package:problem_check_system/app/features/enterprise/domain/repositories/enterprise_repository.dart';
 
 class EditEnterpriseUsecase {
   final EnterpriseRepository repository;
-
-  EditEnterpriseUsecase({required this.repository});
+  final AuthRepository authRepository;
+  EditEnterpriseUsecase({
+    required this.repository,
+    required this.authRepository,
+  });
 
   /// [核心] 这个 Usecase 的业务逻辑
   /// 它接收一个已经修改过的 Enterprise 对象
@@ -13,6 +17,7 @@ class EditEnterpriseUsecase {
     // 1. 业务规则：更新“最后修改时间”
     final enterpriseToSave = updatedEnterprise.copyWith(
       lastModifiedTime: DateTime.now(),
+      lastModifierId: authRepository.getUserId(),
       // 2. 业务规则：将同步状态标记为“待更新”
       // 我们需要先判断它原始的状态，避免覆盖“待创建”
       syncStatus: updatedEnterprise.syncStatus == SyncStatus.pendingCreate
diff --git a/lib/app/features/enterprise/presentation/bindings/enterprise_form_binding.dart b/lib/app/features/enterprise/presentation/bindings/enterprise_form_binding.dart
index 7140243..df0952b 100644
--- a/lib/app/features/enterprise/presentation/bindings/enterprise_form_binding.dart
+++ b/lib/app/features/enterprise/presentation/bindings/enterprise_form_binding.dart
@@ -25,10 +25,17 @@ class EnterpriseFormBinding extends Bindings {
       )),
     );
     Get.lazyPut<AddEnterpriseUsecase>(
-      () => AddEnterpriseUsecase(repository: Get.find(), uuid: Get.find()),
+      () => AddEnterpriseUsecase(
+        repository: Get.find(),
+        authRepository: Get.find(),
+        uuid: Get.find(),
+      ),
     );
     Get.lazyPut<EditEnterpriseUsecase>(
-      () => EditEnterpriseUsecase(repository: Get.find()),
+      () => EditEnterpriseUsecase(
+        repository: Get.find(),
+        authRepository: Get.find(),
+      ),
     );
 
     // 2. 将获取到的参数（可能为 null）传递给 Controller 的构造函数。