diff --git a/backend/config/__pycache__/__init__.cpython-312.pyc b/backend/config/__pycache__/__init__.cpython-312.pyc
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diff --git a/backend/config/__pycache__/settings.cpython-312.pyc b/backend/config/__pycache__/settings.cpython-312.pyc
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diff --git a/backend/config/__pycache__/urls.cpython-312.pyc b/backend/config/__pycache__/urls.cpython-312.pyc
index ee1d8c5..6343ef6 100644
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diff --git a/backend/db.sqlite3 b/backend/db.sqlite3
index 6e2c1da..5e31f0f 100644
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diff --git a/backend/requirements.txt b/backend/requirements.txt
index c1117d8..2b17c5a 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -19,3 +19,4 @@ uritemplate==4.2.0
 wechatpayv3==2.0.1
 drf-spectacular-sidecar==2026.1.1
 gunicorn==21.2.0
+requests
diff --git a/backend/shop/__pycache__/__init__.cpython-312.pyc b/backend/shop/__pycache__/__init__.cpython-312.pyc
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diff --git a/backend/shop/__pycache__/models.cpython-312.pyc b/backend/shop/__pycache__/models.cpython-312.pyc
index 9ba06d1..76b3ce2 100644
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diff --git a/backend/shop/__pycache__/serializers.cpython-312.pyc b/backend/shop/__pycache__/serializers.cpython-312.pyc
index 0a983e4..7459f72 100644
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diff --git a/backend/shop/__pycache__/urls.cpython-312.pyc b/backend/shop/__pycache__/urls.cpython-312.pyc
index 716190f..e427f95 100644
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diff --git a/backend/shop/__pycache__/views.cpython-312.pyc b/backend/shop/__pycache__/views.cpython-312.pyc
index bb7436f..45a7d66 100644
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diff --git a/backend/shop/admin.py b/backend/shop/admin.py
index b60089e..4c3eed3 100644
--- a/backend/shop/admin.py
+++ b/backend/shop/admin.py
@@ -77,13 +77,13 @@ class WeChatPayConfigAdmin(ModelAdmin):
 @admin.register(ESP32Config)
 class ESP32ConfigAdmin(ModelAdmin):
     form = ESP32ConfigAdminForm
-    list_display = ('name', 'chip_type', 'price', 'has_camera', 'has_microphone')
+    list_display = ('name', 'chip_type', 'price', 'stock', 'has_camera', 'has_microphone')
     list_filter = ('chip_type', 'has_camera')
     search_fields = ('name', 'description')
     inlines = [ProductFeatureInline]
     fieldsets = (
         ('基本信息', {
-            'fields': ('name', 'price', 'description')
+            'fields': ('name', 'price', 'stock', 'description')
         }),
         ('硬件参数', {
             'fields': ('chip_type', 'flash_size', 'ram_size', 'has_camera', 'has_microphone')
@@ -209,7 +209,7 @@ class SalespersonAdmin(ModelAdmin):
 
 @admin.register(Order)
 class OrderAdmin(ModelAdmin):
-    list_display = ('id', 'customer_name', 'config', 'total_price', 'status', 'salesperson', 'created_at')
+    list_display = ('id', 'customer_name', 'config', 'total_price', 'status', 'courier_name', 'tracking_number', 'salesperson', 'created_at')
     list_filter = ('status', 'salesperson', 'created_at')
     search_fields = ('id', 'customer_name', 'phone_number', 'wechat_trade_no')
     readonly_fields = ('total_price', 'created_at', 'wechat_trade_no')
@@ -221,6 +221,9 @@ class OrderAdmin(ModelAdmin):
         ('客户信息', {
             'fields': ('customer_name', 'phone_number', 'shipping_address')
         }),
+        ('物流信息', {
+            'fields': ('courier_name', 'tracking_number')
+        }),
         ('销售归属', {
             'fields': ('salesperson',)
         }),
diff --git a/backend/shop/migrations/0014_esp32config_stock_order_courier_name_and_more.py b/backend/shop/migrations/0014_esp32config_stock_order_courier_name_and_more.py
new file mode 100644
index 0000000..b7cb7d2
--- /dev/null
+++ b/backend/shop/migrations/0014_esp32config_stock_order_courier_name_and_more.py
@@ -0,0 +1,28 @@
+# Generated by Django 6.0.1 on 2026-02-10 15:16
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('shop', '0013_order_out_trade_no'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='esp32config',
+            name='stock',
+            field=models.IntegerField(default=0, verbose_name='库存数量'),
+        ),
+        migrations.AddField(
+            model_name='order',
+            name='courier_name',
+            field=models.CharField(blank=True, max_length=50, null=True, verbose_name='快递公司'),
+        ),
+        migrations.AddField(
+            model_name='order',
+            name='tracking_number',
+            field=models.CharField(blank=True, max_length=100, null=True, verbose_name='快递单号'),
+        ),
+    ]
diff --git a/backend/shop/migrations/__pycache__/0001_initial.cpython-312.pyc b/backend/shop/migrations/__pycache__/0001_initial.cpython-312.pyc
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diff --git a/backend/shop/migrations/__pycache__/0002_order_customer_name_order_phone_number_and_more.cpython-312.pyc b/backend/shop/migrations/__pycache__/0002_order_customer_name_order_phone_number_and_more.cpython-312.pyc
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diff --git a/backend/shop/migrations/__pycache__/0003_salesperson_alter_esp32config_options_and_more.cpython-312.pyc b/backend/shop/migrations/__pycache__/0003_salesperson_alter_esp32config_options_and_more.cpython-312.pyc
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diff --git a/backend/shop/migrations/__pycache__/0004_wechatpayconfig_alter_esp32config_id_alter_order_id_and_more.cpython-312.pyc b/backend/shop/migrations/__pycache__/0004_wechatpayconfig_alter_esp32config_id_alter_order_id_and_more.cpython-312.pyc
index d4fc861..f06f933 100644
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diff --git a/backend/shop/migrations/__pycache__/0005_service_alter_esp32config_id_alter_order_id_and_more.cpython-312.pyc b/backend/shop/migrations/__pycache__/0005_service_alter_esp32config_id_alter_order_id_and_more.cpython-312.pyc
index 5dd8cf1..19e3997 100644
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diff --git a/backend/shop/migrations/__pycache__/0006_arservice_esp32config_detail_image_and_more.cpython-312.pyc b/backend/shop/migrations/__pycache__/0006_arservice_esp32config_detail_image_and_more.cpython-312.pyc
index 49b6045..3ea1411 100644
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diff --git a/backend/shop/migrations/__pycache__/__init__.cpython-312.pyc b/backend/shop/migrations/__pycache__/__init__.cpython-312.pyc
index f8091b3..3030ee0 100644
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diff --git a/backend/shop/models.py b/backend/shop/models.py
index c241244..5fec7ab 100644
--- a/backend/shop/models.py
+++ b/backend/shop/models.py
@@ -15,6 +15,7 @@ class ESP32Config(models.Model):
     ram_size = models.IntegerField(verbose_name="PSRAM大小(MB)", default=2)
     has_camera = models.BooleanField(default=False, verbose_name="是否包含摄像头")
     has_microphone = models.BooleanField(default=False, verbose_name="是否包含麦克风")
+    stock = models.IntegerField(default=0, verbose_name="库存数量")
     price = models.DecimalField(max_digits=10, decimal_places=2, verbose_name="价格")
     description = models.TextField(verbose_name="描述", blank=True)
     detail_image = models.ImageField(upload_to='products/details/', blank=True, null=True, verbose_name="详情页长图 (上传)")
@@ -120,6 +121,10 @@ class Order(models.Model):
     phone_number = models.CharField(max_length=20, verbose_name="联系电话", default="")
     shipping_address = models.TextField(verbose_name="发货地址", default="")
 
+    # 物流信息
+    courier_name = models.CharField(max_length=50, blank=True, null=True, verbose_name="快递公司")
+    tracking_number = models.CharField(max_length=100, blank=True, null=True, verbose_name="快递单号")
+
     # 微信支付相关字段
     out_trade_no = models.CharField(max_length=100, blank=True, null=True, verbose_name="商户订单号")
     wechat_trade_no = models.CharField(max_length=100, blank=True, null=True, verbose_name="微信支付单号")
diff --git a/backend/shop/urls.py b/backend/shop/urls.py
index 8e6e7ba..e0a57d9 100644
--- a/backend/shop/urls.py
+++ b/backend/shop/urls.py
@@ -3,7 +3,7 @@ from rest_framework.routers import DefaultRouter
 from .views import (
     ESP32ConfigViewSet, OrderViewSet, order_check_view, 
     ServiceViewSet, ARServiceViewSet, ServiceOrderViewSet, 
-    payment_finish, pay
+    payment_finish, pay, send_sms_code
 )
 
 router = DefaultRouter()
@@ -16,6 +16,7 @@ router.register(r'service-orders', ServiceOrderViewSet)
 urlpatterns = [
     re_path(r'^finish/?$', payment_finish, name='payment-finish'),
     re_path(r'^pay/?$', pay, name='wechat-pay-v3'),
+    path('auth/send-sms/', send_sms_code, name='send-sms'),
     path('page/check-order/', order_check_view, name='check-order-page'),
     path('', include(router.urls)),
 ]
diff --git a/backend/shop/views.py b/backend/shop/views.py
index 1fd53e8..b91fd58 100644
--- a/backend/shop/views.py
+++ b/backend/shop/views.py
@@ -18,6 +18,9 @@ import os
 import base64
 from cryptography.hazmat.primitives.ciphers.aead import AESGCM
 from django.conf import settings
+import requests
+import random
+from django.core.cache import cache
 
 # 猴子补丁：绕过微信支付响应签名验证
 # 原因是：在开发环境或证书未能正确下载时，SDK 会因为无法验证微信返回的签名而抛出异常。
@@ -108,6 +111,70 @@ def get_wechat_pay_client():
     except Exception as e:
         return None, str(e)
 
+@extend_schema(
+    summary="发送短信验证码",
+    description="发送6位数字验证码到指定手机号",
+    request={
+        'application/json': {
+            'type': 'object',
+            'properties': {
+                'phone_number': {'type': 'string', 'description': '手机号码'},
+            },
+            'required': ['phone_number']
+        }
+    },
+    responses={
+        200: OpenApiExample('成功', value={'message': '验证码已发送'}),
+        400: OpenApiExample('失败', value={'error': '手机号不能为空'})
+    }
+)
+@api_view(['POST'])
+def send_sms_code(request):
+    phone = request.data.get('phone_number')
+    if not phone:
+        return Response({'error': '手机号不能为空'}, status=status.HTTP_400_BAD_REQUEST)
+
+    # 生成6位验证码
+    code = ''.join([str(random.randint(0, 9)) for _ in range(6)])
+    
+    # 缓存验证码 (5分钟有效)
+    cache_key = f"sms_code_{phone}"
+    cache.set(cache_key, code, timeout=300)
+    
+    # 调用外部短信API
+    try:
+        api_url = "https://data.tangledup-ai.com/api/send-sms"
+        payload = {
+            "phone_number": phone,
+            "code": code,
+            "template_code": "SMS_493295002",
+            "sign_name": "叠加态科技云南"
+        }
+        headers = {
+            "Content-Type": "application/json",
+            "accept": "application/json"
+        }
+        
+        response = requests.post(api_url, json=payload, headers=headers, timeout=15)
+        
+        if response.status_code == 200:
+            print(f"短信发送成功: {phone} -> {code}")
+            return Response({'message': '验证码已发送'})
+        else:
+            print(f"短信发送失败: {response.text}")
+            return Response({'error': '短信发送失败，请稍后重试'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+
+    except requests.exceptions.Timeout:
+        print(f"短信发送超时: {phone}")
+        # 超时并不一定代表失败，可能是对方响应慢。但为了安全起见，提示用户稍后重试或检查手机。
+        # 考虑到用户反馈短信实际已收到，这里返回一个较为温和的错误或成功提示（视业务逻辑而定）。
+        # 这里我们选择返回一个特定的错误，前端可以据此提示用户。
+        return Response({'message': '短信请求已发送，请留意查收（如未收到请重试）'}, status=status.HTTP_200_OK)
+            
+    except Exception as e:
+        print(f"发送短信异常: {str(e)}")
+        return Response({'error': '短信服务异常'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+
 @extend_schema(
     summary="微信支付 V3 Native 下单",
     description="创建订单并获取微信支付二维码链接(code_url)。参数包括商品ID、数量、客户信息等。",
@@ -181,6 +248,10 @@ def pay(request):
         print(f"商品不存在: {good_id}")
         return Response({'error': f'找不到 ID 为 {good_id} 的商品'}, status=status.HTTP_404_NOT_FOUND)
 
+    # 检查库存
+    if product.stock < quantity:
+        return Response({'error': f'库存不足，仅剩 {product.stock} 件'}, status=status.HTTP_400_BAD_REQUEST)
+
     salesperson = None
     if ref_code:
         from .models import Salesperson
@@ -200,6 +271,10 @@ def pay(request):
         status='pending'
     )
 
+    # 扣减库存
+    product.stock -= quantity
+    product.save()
+
     # 4. 调用微信支付接口
     out_trade_no = f"PAY{order.id}T{int(time.time())}"
     description = f"购买 {product.name} x {quantity}"
@@ -469,6 +544,37 @@ class OrderViewSet(viewsets.ModelViewSet):
         serializer = self.get_serializer(orders, many=True)
         return Response(serializer.data)
 
+    @action(detail=False, methods=['post'], authentication_classes=[], permission_classes=[])
+    def my_orders(self, request):
+        """
+        查询我的订单
+        需要提供手机号和验证码
+        """
+        phone = request.data.get('phone_number')
+        code = request.data.get('code')
+        
+        if not phone or not code:
+            return Response({'error': '请提供手机号和验证码'}, status=status.HTTP_400_BAD_REQUEST)
+            
+        # 验证验证码
+        cache_key = f"sms_code_{phone}"
+        cached_code = cache.get(cache_key)
+        
+        # 开发/测试方便，如果验证码是 888888 且没有缓存，允许通过（可选，但为了演示方便）
+        # if code == '888888': pass 
+        
+        if not cached_code or cached_code != code:
+            return Response({'error': '验证码错误或已过期'}, status=status.HTTP_400_BAD_REQUEST)
+            
+        # 查询订单
+        orders = Order.objects.filter(phone_number=phone).order_by('-created_at')
+        serializer = self.get_serializer(orders, many=True)
+        
+        # 验证通过后清除验证码 (防止重放)
+        cache.delete(cache_key)
+        
+        return Response(serializer.data)
+
     @action(detail=True, methods=['post'])
     def initiate_payment(self, request, pk=None):
         """