diff --git a/src/JiShe.IoT.Domain/Data/IoTDbMigrationService.cs b/src/JiShe.IoT.Domain/Data/IoTDbMigrationService.cs
index 3174626..f67266e 100644
--- a/src/JiShe.IoT.Domain/Data/IoTDbMigrationService.cs
+++ b/src/JiShe.IoT.Domain/Data/IoTDbMigrationService.cs
@@ -40,41 +40,41 @@ namespace JiShe.IoT.Data
 
             Logger.LogInformation("Started database migrations...");
 
-            //await MigrateDatabaseSchemaAsync();
-            //await SeedDataAsync();
+            await MigrateDatabaseSchemaAsync();
+            await SeedDataAsync();
             await InitIoTDBTable();
 
-            //Logger.LogInformation($"Successfully completed host database migrations.");
+            Logger.LogInformation($"Successfully completed host database migrations.");
 
-            //var tenants = await _tenantRepository.GetListAsync(includeDetails: true);
+            var tenants = await _tenantRepository.GetListAsync(includeDetails: true);
 
-            //var migratedDatabaseSchemas = new HashSet<string>();
-            //foreach (var tenant in tenants)
-            //{
-            //    using (_currentTenant.Change(tenant.Id))
-            //    {
-            //        if (tenant.ConnectionStrings.Any())
-            //        {
-            //            var tenantConnectionStrings = tenant.ConnectionStrings
-            //                .Select(x => x.Value)
-            //                .ToList();
+            var migratedDatabaseSchemas = new HashSet<string>();
+            foreach (var tenant in tenants)
+            {
+                using (_currentTenant.Change(tenant.Id))
+                {
+                    if (tenant.ConnectionStrings.Any())
+                    {
+                        var tenantConnectionStrings = tenant.ConnectionStrings
+                            .Select(x => x.Value)
+                            .ToList();
 
-            //            if (!migratedDatabaseSchemas.IsSupersetOf(tenantConnectionStrings))
-            //            {
-            //                await MigrateDatabaseSchemaAsync(tenant);
+                        if (!migratedDatabaseSchemas.IsSupersetOf(tenantConnectionStrings))
+                        {
+                            await MigrateDatabaseSchemaAsync(tenant);
 
-            //                migratedDatabaseSchemas.AddIfNotContains(tenantConnectionStrings);
-            //            }
-            //        }
+                            migratedDatabaseSchemas.AddIfNotContains(tenantConnectionStrings);
+                        }
+                    }
 
-            //        await SeedDataAsync(tenant);
-            //    }
+                    await SeedDataAsync(tenant);
+                }
 
-            //    Logger.LogInformation($"Successfully completed {tenant.Name} tenant database migrations.");
-            //}
+                Logger.LogInformation($"Successfully completed {tenant.Name} tenant database migrations.");
+            }
 
-            //Logger.LogInformation("Successfully completed all database migrations.");
-            //Logger.LogInformation("You can safely end this process...");
+            Logger.LogInformation("Successfully completed all database migrations.");
+            Logger.LogInformation("You can safely end this process...");
         }
 
         private async Task MigrateDatabaseSchemaAsync(Tenant tenant = null)