diff --git a/backend/routes/systemSettings.js b/backend/routes/systemSettings.js
index b0ddc81..0645fa0 100644
--- a/backend/routes/systemSettings.js
+++ b/backend/routes/systemSettings.js
@@ -594,3 +594,4 @@ router.get('/frontend/status', async (req, res) => {
 });
 
 module.exports = router;
+module.exports.initDefaultSettings = initDefaultSettings;
diff --git a/backend/scripts/init-database.js b/backend/scripts/init-database.js
new file mode 100644
index 0000000..92d2df8
--- /dev/null
+++ b/backend/scripts/init-database.js
@@ -0,0 +1,34 @@
+/**
+ * 数据库初始化脚本
+ * 用于生产环境首次部署时创建表结构
+ */
+
+const { sequelize } = require('../db');
+const SystemSetting = require('../models/SystemSetting');
+
+async function initDatabase() {
+  try {
+    console.log('开始初始化数据库...');
+    
+    // 测试数据库连接
+    await sequelize.authenticate();
+    console.log('数据库连接成功');
+    
+    // 同步所有模型
+    await sequelize.sync({ force: false, alter: true });
+    console.log('数据库表结构同步完成');
+    
+    // 初始化默认系统设置
+    const { initDefaultSettings } = require('../routes/systemSettings');
+    await initDefaultSettings();
+    console.log('默认系统设置初始化完成');
+    
+    console.log('数据库初始化完成！');
+    process.exit(0);
+  } catch (error) {
+    console.error('数据库初始化失败:', error);
+    process.exit(1);
+  }
+}
+
+initDatabase();