diff --git a/companies/models.py b/companies/models.py
index 71a8362..2b13022 100644
--- a/companies/models.py
+++ b/companies/models.py
@@ -1,3 +1,24 @@
 from django.db import models
+from websites.models import Website
 
-# Create your models here.
+
+class Company(models.Model):
+    name = models.CharField(max_length=200, verbose_name="企业名称")
+    category = models.CharField(max_length=100, verbose_name="公司类别")
+    size = models.CharField(max_length=50, verbose_name="公司规模")
+    introduction = models.TextField(verbose_name="企业介绍")
+    address = models.CharField(max_length=300, verbose_name="企业地址")
+    benefits = models.TextField(blank=True, verbose_name="企业福利")
+    website = models.ForeignKey(
+        Website,
+        on_delete=models.CASCADE,
+        related_name="companies",
+        verbose_name="隶属网站"
+    )
+
+    def __str__(self):
+        return self.name
+
+    class Meta:
+        verbose_name = "企业"
+        verbose_name_plural = "企业列表"
diff --git a/positions/models.py b/positions/models.py
index 71a8362..f6f3da2 100644
--- a/positions/models.py
+++ b/positions/models.py
@@ -1,3 +1,48 @@
 from django.db import models
+from websites.models import Website
+from companies.models import Company
 
-# Create your models here.
+
+class Position(models.Model):
+    title = models.CharField(max_length=200, verbose_name="职位名称")
+    nature = models.CharField(max_length=50, verbose_name="职位性质")  # 修改为普通 CharField
+    category = models.CharField(max_length=100, verbose_name="职位类别")
+    region = models.CharField(max_length=100, verbose_name="职位区域")
+    experience = models.CharField(max_length=100, verbose_name="工作经历要求")
+    education = models.CharField(max_length=100, verbose_name="学历要求")
+    salary = models.CharField(max_length=100, verbose_name="职位薪资")
+    website = models.ForeignKey(
+        Website,
+        on_delete=models.CASCADE,
+        related_name="positions",
+        verbose_name="所属网站"
+    )
+    company = models.ForeignKey(
+        Company,
+        on_delete=models.CASCADE,
+        related_name="positions",
+        verbose_name="所属企业"
+    )
+
+    def __str__(self):
+        return f"{self.company.name} - {self.title}"
+
+    class Meta:
+        verbose_name = "职位"
+        verbose_name_plural = "职位列表"
+
+
+class PositionDetail(models.Model):
+    position = models.OneToOneField(
+        Position,
+        on_delete=models.CASCADE,
+        related_name="detail",
+        verbose_name="所属职位"
+    )
+    description = models.TextField(verbose_name="职位描述(详情)")
+    contact_name = models.CharField(max_length=100, verbose_name="联系人姓名")
+    contact_info = models.CharField(max_length=200, verbose_name="联系方式")
+
+    class Meta:
+        verbose_name = "职位详情"
+        verbose_name_plural = "职位详情列表"