diff --git a/lib/main.dart b/lib/main.dart
index 7f7495a..aceec8b 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -1,5 +1,5 @@
 import 'package:flutter/material.dart';
-import 'package:pad_scanner/pages/scan_page.dart';
+import 'package:pad_scanner/pages/registration_page.dart';
 
 void main() {
   runApp(const PadScannerApp());
@@ -11,12 +11,12 @@ class PadScannerApp extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
-      title: 'PAD Scanner',
+      title: '上架登记',
       theme: ThemeData(
         colorScheme: ColorScheme.fromSeed(seedColor: Colors.blue),
         useMaterial3: true,
       ),
-      home: const ScanPage(),
+      home: const RegistrationPage(),
     );
   }
 }
diff --git a/lib/pages/scan_page.dart b/lib/pages/scan_page.dart
deleted file mode 100644
index f289441..0000000
--- a/lib/pages/scan_page.dart
+++ /dev/null
@@ -1,127 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:shared_preferences/shared_preferences.dart';
-import 'package:pad_scanner/models/scan_record.dart';
-import 'package:pad_scanner/services/scanner_service.dart';
-import 'package:pad_scanner/services/api_service.dart';
-import 'package:pad_scanner/pages/settings_page.dart';
-
-class ScanPage extends StatefulWidget {
-  const ScanPage({super.key});
-
-  @override
-  State<ScanPage> createState() => _ScanPageState();
-}
-
-class _ScanPageState extends State<ScanPage> {
-  final _scannerService = ScannerService();
-  final _apiService = ApiService();
-  final _records = <ScanRecord>[];
-  String _status = 'Waiting for scan...';
-
-  @override
-  void initState() {
-    super.initState();
-    _startListening();
-  }
-
-  void _startListening() {
-    _scannerService.scanResults.listen((result) async {
-      final record = ScanRecord(
-        barcode: result.barcode,
-        codeType: result.codeType,
-        timestamp: DateTime.now(),
-      );
-
-      setState(() {
-        _records.insert(0, record);
-        _status = 'Sending...';
-      });
-
-      final prefs = await SharedPreferences.getInstance();
-      final url = prefs.getString('api_url') ?? '';
-
-      if (url.isEmpty) {
-        setState(() {
-          record.status = SendStatus.failed;
-          _status = 'No URL configured. Go to Settings.';
-        });
-        return;
-      }
-
-      final ok = await _apiService.sendScanData(
-        url,
-        barcode: record.barcode,
-        codeType: record.codeType,
-      );
-
-      if (mounted) {
-        setState(() {
-          record.status = ok ? SendStatus.success : SendStatus.failed;
-          _status = ok ? 'Sent successfully' : 'Send failed';
-        });
-      }
-    });
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return Scaffold(
-      appBar: AppBar(
-        title: const Text('PAD Scanner'),
-        actions: [
-          IconButton(
-            icon: const Icon(Icons.settings),
-            onPressed: () => Navigator.push(
-              context,
-              MaterialPageRoute(builder: (_) => const SettingsPage()),
-            ),
-          ),
-        ],
-      ),
-      body: Column(
-        children: [
-          Container(
-            width: double.infinity,
-            padding: const EdgeInsets.all(16),
-            color: Theme.of(context).colorScheme.surfaceContainerHighest,
-            child: Text(
-              _status,
-              style: Theme.of(context).textTheme.titleMedium,
-              textAlign: TextAlign.center,
-            ),
-          ),
-          Expanded(
-            child: _records.isEmpty
-                ? const Center(
-                    child: Text(
-                        'No scans yet.\nPress the scan button on the device.',
-                        textAlign: TextAlign.center))
-                : ListView.builder(
-                    itemCount: _records.length,
-                    itemBuilder: (context, index) {
-                      final r = _records[index];
-                      return ListTile(
-                        title: Text(r.barcode),
-                        subtitle: Text(
-                            '${r.codeType}  ${r.timestamp.toLocal().toIso8601String().substring(0, 19)}'),
-                        trailing: Icon(
-                          r.status == SendStatus.success
-                              ? Icons.check_circle
-                              : r.status == SendStatus.failed
-                                  ? Icons.error
-                                  : Icons.hourglass_empty,
-                          color: r.status == SendStatus.success
-                              ? Colors.green
-                              : r.status == SendStatus.failed
-                                  ? Colors.red
-                                  : Colors.orange,
-                        ),
-                      );
-                    },
-                  ),
-          ),
-        ],
-      ),
-    );
-  }
-}