diff --git a/gvsds/apps/gerp/management/commands/CleanAuditLogs.py b/gvsds/apps/gerp/management/commands/CleanAuditLogs.py
index cbb34f12..08c5be59 100644
--- a/gvsds/apps/gerp/management/commands/CleanAuditLogs.py
+++ b/gvsds/apps/gerp/management/commands/CleanAuditLogs.py
@@ -11,7 +11,7 @@ import logging
 from django.core.management.base import BaseCommand
 from django.utils import timezone
 
-from gvsdsdk.models import AuditLog
+from gvsdsdk.auth.managers import AuditManager
 
 logger = logging.getLogger(__name__)
 
@@ -43,8 +43,7 @@ class Command(BaseCommand):
 
         # 按 CreateTime 字段过滤（AuditLog.CreateTime 为 UTC 时间）
         threshold = timezone.now() - datetime.timedelta(days=days)
-        qs = AuditLog.objects.filter(CreateTime__lt=threshold)
-        count = qs.count()
+        count = AuditManager.QueryBefore(threshold).count()
 
         if dry_run:
             self.stdout.write(self.style.WARNING(
@@ -58,7 +57,7 @@ class Command(BaseCommand):
             ))
             return
 
-        deleted_count, _ = qs.delete()
+        deleted_count = AuditManager.PurgeBefore(threshold)
         self.stdout.write(self.style.SUCCESS(
             f'清理完成：已删除 {deleted_count} 条早于 {days} 天的审计日志（阈值: {threshold.isoformat()}）'
         ))
diff --git a/gvsds/apps/gerp/management/commands/SeedPositionCategories.py b/gvsds/apps/gerp/management/commands/SeedPositionCategories.py
index 18b208e0..d1e21fa0 100644
--- a/gvsds/apps/gerp/management/commands/SeedPositionCategories.py
+++ b/gvsds/apps/gerp/management/commands/SeedPositionCategories.py
@@ -9,11 +9,9 @@
 - 职务绑定规则：PositionCode 前 3 位匹配通用部门编码（如 FIN-001 → 财务）
 - 已存在的通用部门（同租户同编码）跳过；已绑定通用部门的职务跳过，不会覆盖。
 """
-import uuid
-
 from django.core.management.base import BaseCommand
 
-from gvsdsdk.models import Position, PositionCategory, Tenant
+from gvsdsdk.auth.managers import PositionManager, TenantManager
 from gvsdsdk.model_utils import UUIDObj
 
 
@@ -38,33 +36,24 @@ class Command(BaseCommand):
         bound_pos = 0
         skipped_pos = 0
 
-        for tenant in Tenant.objects.all():
+        for tenant in TenantManager.ListAllTenants():
             tenant_bytes = UUIDObj(tenant.TenantUUID).bytes
 
             # 1. 创建通用部门（同租户同编码已存在则跳过）
             cat_by_code = {}
-            existing_codes = set(
-                PositionCategory.objects.filter(TenantUUID=tenant_bytes).values_list('CategoryCode', flat=True)
-            )
+            existing = {c.CategoryCode: c for c in PositionManager.GetCategoriesForTenant(tenant_bytes)}
             for code, name, sort in self.BUILTIN_CATEGORIES:
-                if code in existing_codes:
-                    cat = PositionCategory.objects.get(TenantUUID=tenant_bytes, CategoryCode=code)
+                if code in existing:
+                    cat = existing[code]
                     skipped_cat += 1
                 else:
-                    cat = PositionCategory.objects.create(
-                        PositionCategoryUUID=uuid.uuid4().bytes,
-                        TenantUUID=tenant_bytes,
-                        CategoryName=name,
-                        CategoryCode=code,
-                        CategorySort=sort,
-                        CategoryStatus=1,
-                    )
+                    cat = PositionManager.CreateCategory(name, tenant_bytes, code, Sort=sort)
                     created_cat += 1
                 cat_by_code[code] = cat.PositionCategoryUUID
 
             # 2. 按职务编码前缀绑定通用部门（已绑定则跳过）
             # 前缀取 "-" 前一段：FIN-001 → FIN；注意不能按 [:3]（HR-001 会截成 "HR-"）
-            for pos in Position.objects.filter(TenantUUID=tenant_bytes):
+            for pos in PositionManager.ListPositions(tenant_bytes):
                 if pos.CategoryUUID:
                     skipped_pos += 1
                     continue
diff --git a/gvsds/apps/gerp/management/commands/SeedPositions.py b/gvsds/apps/gerp/management/commands/SeedPositions.py
index 93f8010b..aa3de059 100644
--- a/gvsds/apps/gerp/management/commands/SeedPositions.py
+++ b/gvsds/apps/gerp/management/commands/SeedPositions.py
@@ -9,11 +9,9 @@
 - 后续业务逻辑（调岗/升职/分类统计等）基于这些编码扩展。
 """
 
-import uuid
-
 from django.core.management.base import BaseCommand
 
-from gvsdsdk.models import Position, Tenant
+from gvsdsdk.auth.managers import PositionManager, TenantManager
 from gvsdsdk.model_utils import UUIDObj
 
 
@@ -82,23 +80,15 @@ class Command(BaseCommand):
     def handle(self, *args, **options):
         created_total = 0
         skipped_total = 0
-        for tenant in Tenant.objects.all():
+        for tenant in TenantManager.ListAllTenants():
             tenant_bytes = UUIDObj(tenant.TenantUUID).bytes
-            existing_codes = set(
-                Position.objects.filter(TenantUUID=tenant_bytes).values_list('PositionCode', flat=True)
-            )
+            existing_codes = set(PositionManager.ListPositionCodes(tenant_bytes))
             for name, code, level, desc in self.BUILTIN_POSITIONS:
                 if code in existing_codes:
                     skipped_total += 1
                     continue
-                Position.objects.create(
-                    PositionUUID=uuid.uuid4().bytes,
-                    TenantUUID=tenant_bytes,
-                    PositionName=name,
-                    PositionCode=code,
-                    PositionLevel=level,
-                    PositionStatus=1,
-                    PositionDesc=desc,
+                PositionManager.CreatePosition(
+                    name, tenant_bytes, code, level, PositionDesc=desc,
                 )
                 created_total += 1
         self.stdout.write(self.style.SUCCESS(