diff --git a/inventory-backend/app/api/v1/inbound/__init__.py b/inventory-backend/app/api/v1/inbound/__init__.py
index b83c39e..deae1a0 100644
--- a/inventory-backend/app/api/v1/inbound/__init__.py
+++ b/inventory-backend/app/api/v1/inbound/__init__.py
@@ -1,22 +1,23 @@
 from flask import Blueprint
+
+# 首先创建主蓝图，避免子模块导入时出现循环依赖
+inbound_bp = Blueprint('inbound', __name__)
+
+# 导入各子模块的蓝图（此时 inbound_bp 已定义，子模块可以安全导入它）
 from .buy import inbound_buy_bp
 from .semi import inbound_semi_bp
 from .base import inbound_base_bp
 from .product import inbound_product_bp
 from .inbound_summary import bp as inbound_summary_bp
 
-# ★ [修正] 正确导入 service 模块的蓝图 (假设你在 service.py 里定义的是 bp)
-from .service import bp as inbound_service_bp
+# 导入 service 模块，使其路由装饰器可以正常注册到 inbound_bp 上
+from . import service
 
-inbound_bp = Blueprint('inbound', __name__)
-
-# 注册原有模块
+# 注册子蓝图
 inbound_bp.register_blueprint(inbound_buy_bp, url_prefix='/buy')
 inbound_bp.register_blueprint(inbound_semi_bp, url_prefix='/semi')
 inbound_bp.register_blueprint(inbound_base_bp, url_prefix='/base')
 inbound_bp.register_blueprint(inbound_product_bp, url_prefix='/product')
 inbound_bp.register_blueprint(inbound_summary_bp, url_prefix='/summary')
 
-# ★ [修正] 注册 service 模块，前缀设为 /service
-# 最终访问路径: /api/v1/inbound/service
-inbound_bp.register_blueprint(inbound_service_bp, url_prefix='/service')
\ No newline at end of file
+# service 模块的路由已经直接附加到 inbound_bp，无需再注册子蓝图
diff --git a/inventory-backend/app/models/transaction.py b/inventory-backend/app/models/transaction.py
index 2d97822..3ac662f 100644
--- a/inventory-backend/app/models/transaction.py
+++ b/inventory-backend/app/models/transaction.py
@@ -50,4 +50,43 @@ class TransBorrow(db.Model):
             'return_location': self.return_location,
             'status': self.status,
             'remark': self.remark
-        }
\ No newline at end of file
+        }
+
+
+class TransRepair(db.Model):
+    __tablename__ = 'trans_repair'
+
+    id = db.Column(db.Integer, primary_key=True)
+    sku = db.Column(db.String(100))
+    source_table = db.Column(db.String(50))
+    stock_id = db.Column(db.Integer)
+    
+    fault_description = db.Column(db.Text)
+    repair_result = db.Column(db.Text)
+    repair_manager = db.Column(db.String(100))
+    
+    cost_price = db.Column(db.Numeric(10, 2))
+    sale_price = db.Column(db.Numeric(10, 2))
+    
+    arrival_date = db.Column(db.Date)
+    shipping_date = db.Column(db.Date)
+    
+    created_at = db.Column(db.DateTime, default=datetime.now)
+    updated_at = db.Column(db.DateTime, default=datetime.now, onupdate=datetime.now)
+    
+    def to_dict(self):
+        return {
+            'id': self.id,
+            'sku': self.sku,
+            'source_table': self.source_table,
+            'stock_id': self.stock_id,
+            'fault_description': self.fault_description,
+            'repair_result': self.repair_result,
+            'repair_manager': self.repair_manager,
+            'cost_price': float(self.cost_price) if self.cost_price is not None else None,
+            'sale_price': float(self.sale_price) if self.sale_price is not None else None,
+            'arrival_date': self.arrival_date.strftime('%Y-%m-%d') if self.arrival_date else None,
+            'shipping_date': self.shipping_date.strftime('%Y-%m-%d') if self.shipping_date else None,
+            'created_at': self.created_at.strftime('%Y-%m-%d %H:%M:%S') if self.created_at else None,
+            'updated_at': self.updated_at.strftime('%Y-%m-%d %H:%M:%S') if self.updated_at else None,
+        }