diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index a04e19a..260506b 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -19,6 +19,7 @@ spring:
     init:
       mode: always
       schema-locations: classpath:sql/init.sql
+      data-locations: classpath:sql/data.sql
 
   # Redis配置 - 环境变量注入
   redis:
diff --git a/src/main/resources/sql/data.sql b/src/main/resources/sql/data.sql
new file mode 100644
index 0000000..b91b26c
--- /dev/null
+++ b/src/main/resources/sql/data.sql
@@ -0,0 +1,61 @@
+-- 测试数据
+-- 用户表 - 管理员和销售
+INSERT INTO users (user_id, username, phone, password, role, status) VALUES 
+('u-admin-001', 'admin', '13800000001', '$2a$10$N.zmdr9k7uOCQb376NoUnuTJ8iAt6Z5EHsM8lE9lBOsl7iAt6Z5EH', 'admin', 1),
+('u-sales-001', '张三', '13800000002', '$2a$10$N.zmdr9k7uOCQb376NoUnuTJ8iAt6Z5EHsM8lE9lBOsl7iAt6Z5EH', 'sales', 1),
+('u-sales-002', '李四', '13800000003', '$2a$10$N.zmdr9k7uOCQb376NoUnuTJ8iAt6Z5EHsM8lE9lBOsl7iAt6Z5EH', 'sales', 1);
+
+-- 客户表
+INSERT INTO customers (customer_id, name, phone, address, remark, total_amount, created_by) VALUES 
+('c-001', '王五', '13900000001', '北京市朝阳区XX街道', 'VIP客户', 50000.00, 'u-admin-001'),
+('c-002', '赵六', '13900000002', '上海市浦东新区XX路', '普通客户', 15000.00, 'u-sales-001'),
+('c-003', '钱七', '13900000003', '广州市天河区XX大道', '新客户', 5000.00, 'u-sales-001'),
+('c-004', '孙八', '13900000004', '深圳市南山区XX园', '潜在客户', 0.00, 'u-sales-002');
+
+-- 商品分类表
+INSERT INTO categories (category_id, name, parent_id, sort_order, status) VALUES 
+('cat-001', '钢材', NULL, 1, 1),
+('cat-002', '水泥', NULL, 2, 1),
+('cat-003', '木材', NULL, 3, 1),
+('cat-004', '管材', NULL, 4, 1),
+('cat-005', '螺纹钢', 'cat-001', 1, 1),
+('cat-006', '型材', 'cat-001', 2, 1),
+('cat-007', 'PC32.5', 'cat-002', 1, 1),
+('cat-008', 'PC42.5', 'cat-002', 2, 1);
+
+-- 商品表
+INSERT INTO products (product_id, category_id, name, spec, unit, price, cost_price, stock_alert, status) VALUES 
+('p-001', 'cat-005', '螺纹钢 Φ12', '12mm', '吨', 4200.00, 3800.00, 10, 1),
+('p-002', 'cat-005', '螺纹钢 Φ16', '16mm', '吨', 4100.00, 3700.00, 10, 1),
+('p-003', 'cat-005', '螺纹钢 Φ20', '20mm', '吨', 4050.00, 3650.00, 10, 1),
+('p-004', 'cat-006', 'H型钢 H200*200*8*12', '200*200', '吨', 3800.00, 3400.00, 5, 1),
+('p-005', 'cat-007', '水泥 PC32.5', '32.5级', '吨', 450.00, 380.00, 50, 1),
+('p-006', 'cat-008', '水泥 PC42.5', '42.5级', '吨', 520.00, 450.00, 50, 1),
+('p-007', 'cat-003', '木材 杉木方', '4*9cm', '立方米', 1200.00, 900.00, 20, 1),
+('p-008', 'cat-003', '木材 松木板', '18mm', '平方米', 85.00, 60.00, 100, 1),
+('p-009', 'cat-004', 'PVC管 Φ50', '50mm', '米', 12.00, 8.00, 200, 1),
+('p-010', 'cat-004', 'PVC管 Φ100', '100mm', '米', 28.00, 20.00, 100, 1),
+('p-011', 'cat-004', 'PPR管 Φ25', '25mm', '米', 8.00, 5.50, 300, 1),
+('p-012', 'cat-004', '镀锌管 Φ32', '32mm', '米', 22.00, 16.00, 150, 1);
+
+-- 库存表
+INSERT INTO stock (stock_id, product_id, quantity, locked_quantity) VALUES 
+('s-001', 'p-001', 100, 0),
+('s-002', 'p-002', 80, 0),
+('s-003', 'p-003', 60, 0),
+('s-004', 'p-004', 25, 0),
+('s-005', 'p-005', 200, 0),
+('s-006', 'p-006', 150, 0),
+('s-007', 'p-007', 30, 0),
+('s-008', 'p-008', 500, 0),
+('s-009', 'p-009', 1000, 0),
+('s-010', 'p-010', 500, 0),
+('s-011', 'p-011', 2000, 0),
+('s-012', 'p-012', 800, 0);
+
+-- 系统配置表
+INSERT INTO system_config (config_id, config_key, config_value, remark) VALUES 
+('cfg-001', 'order_view_days', '180', '顾客可查看订单天数'),
+('cfg-002', 'default_discount_rate', '100', '默认折扣率'),
+('cfg-003', 'stock_alert_enabled', 'true', '是否启用库存预警'),
+('cfg-004', 'wechat_enabled', 'true', '是否启用微信登录');