diff --git a/Hcs.WebApp/BackgroundServices/DataParsers/DataParserBase.cs b/Hcs.WebApp/BackgroundServices/DataParsers/DataParserBase.cs
index 92e5fb5..21533f8 100644
--- a/Hcs.WebApp/BackgroundServices/DataParsers/DataParserBase.cs
+++ b/Hcs.WebApp/BackgroundServices/DataParsers/DataParserBase.cs
@@ -3,12 +3,11 @@ using Hcs.WebApp.Data.Hcs;
 
 namespace Hcs.WebApp.BackgroundServices.DataParsers
 {
-    public abstract class DataParserBase(IClient client, IServiceScope scope, Operation operation) : IDataParser
+    public abstract class DataParserBase(IServiceScope scope, Operation operation) : IDataParser
     {
-        protected readonly IClient client = client;
         protected readonly IServiceScope scope = scope;
         protected readonly Operation operation = operation;
 
-        public abstract Task<bool> ParseAsync();
+        public abstract Task ParseAsync();
     }
 }
diff --git a/Hcs.WebApp/BackgroundServices/DataParsers/DataParserFactory.cs b/Hcs.WebApp/BackgroundServices/DataParsers/DataParserFactory.cs
index 39234ee..a831053 100644
--- a/Hcs.WebApp/BackgroundServices/DataParsers/DataParserFactory.cs
+++ b/Hcs.WebApp/BackgroundServices/DataParsers/DataParserFactory.cs
@@ -5,11 +5,11 @@ namespace Hcs.WebApp.BackgroundServices.DataParsers
 {
     public class DataParserFactory
     {
-        public IDataParser CreateResultGetter(IServiceScope scope, IClient client, Operation operation)
+        public IDataParser CreateDataParser(IServiceScope scope, Operation operation)
         {
             return operation.Type switch
             {
-                Operation.OperationType.ParseHousesData_15_7_0_1 => new HousesDataParser_15_7_0_1(client, scope, operation),
+                Operation.OperationType.ParseHousesData_15_7_0_1 => new HousesDataParser_15_7_0_1(scope, operation),
 
                 Operation.OperationType.NsiCommon_ExportNsiItem_15_7_0_1 or
                 Operation.OperationType.Nsi_ExportNsiItem_15_7_0_1 => throw new ArgumentException($"Нельзя использовать операцию с типом {operation.Type} для парсинга")
diff --git a/Hcs.WebApp/BackgroundServices/DataParsers/HousesDataParser_15_7_0_1.cs b/Hcs.WebApp/BackgroundServices/DataParsers/HousesDataParser_15_7_0_1.cs
index bdaea2f..e183220 100644
--- a/Hcs.WebApp/BackgroundServices/DataParsers/HousesDataParser_15_7_0_1.cs
+++ b/Hcs.WebApp/BackgroundServices/DataParsers/HousesDataParser_15_7_0_1.cs
@@ -3,9 +3,9 @@ using Hcs.WebApp.Data.Hcs;
 
 namespace Hcs.WebApp.BackgroundServices.DataParsers
 {
-    public class HousesDataParser_15_7_0_1(IClient client, IServiceScope scope, Operation operation) : DataParserBase(client, scope, operation)
+    public class HousesDataParser_15_7_0_1(IServiceScope scope, Operation operation) : DataParserBase(scope, operation)
     {
-        public override Task<bool> ParseAsync()
+        public override Task ParseAsync()
         {
             throw new NotImplementedException();
         }
diff --git a/Hcs.WebApp/BackgroundServices/DataParsers/IDataParser.cs b/Hcs.WebApp/BackgroundServices/DataParsers/IDataParser.cs
index 4a4b13a..da3de14 100644
--- a/Hcs.WebApp/BackgroundServices/DataParsers/IDataParser.cs
+++ b/Hcs.WebApp/BackgroundServices/DataParsers/IDataParser.cs
@@ -2,6 +2,6 @@
 {
     public interface IDataParser
     {
-        Task<bool> ParseAsync();
+        Task ParseAsync();
     }
 }
diff --git a/Hcs.WebApp/BackgroundServices/DataParsingService.cs b/Hcs.WebApp/BackgroundServices/DataParsingService.cs
index c7ce20c..9449a44 100644
--- a/Hcs.WebApp/BackgroundServices/DataParsingService.cs
+++ b/Hcs.WebApp/BackgroundServices/DataParsingService.cs
@@ -1,5 +1,6 @@
 using Hcs.WebApp.BackgroundServices.DataParsers;
 using Hcs.WebApp.Services;
+using Hcs.WebApp.Utils;
 
 namespace Hcs.WebApp.BackgroundServices
 {
@@ -8,6 +9,8 @@ namespace Hcs.WebApp.BackgroundServices
         DataParserFactory dataParserFactory,
         IServiceScopeFactory scopeFactory) : BackgroundService
     {
+        private const int SLEEP_TIME = 30000;
+
         private readonly DataParsingState state = state;
         private readonly DataParserFactory dataParserFactory = dataParserFactory;
         private readonly IServiceScopeFactory scopeFactory = scopeFactory;
@@ -15,6 +18,41 @@ namespace Hcs.WebApp.BackgroundServices
         protected override async Task ExecuteAsync(CancellationToken stoppingToken)
         {
             await InitializeStateAsync();
+
+            while (!stoppingToken.IsCancellationRequested)
+            {
+                while (state.TryDequeueOperation(out var operation))
+                {
+                    state.SetProcessingOperation(operation);
+
+                    if (stoppingToken.IsCancellationRequested) return;
+
+                    var scope = scopeFactory.CreateScope();
+                    var headquartersService = scope.ServiceProvider.GetRequiredService<HeadquartersService>();
+                    try
+                    {
+                        var startedAt = DateTime.UtcNow;
+                        await headquartersService.SetOperationStartedAsync(operation.Id, startedAt);
+
+                        state.InvokeOnOperationStarted(operation.Id, operation.CampaignId, startedAt);
+
+                        var dataParser = dataParserFactory.CreateDataParser(scope, operation);
+                        await dataParser.ParseAsync();
+                    }
+                    catch (Exception e)
+                    {
+                        var failedAt = DateTime.UtcNow;
+                        var failureReason = e.CombineMessages();
+                        await headquartersService.SetOperationEndedWithFailAsync(operation.Id, failedAt, failureReason);
+
+                        state.InvokeOnOperationEnded(operation.Id, operation.CampaignId, failedAt, failureReason);
+                    }
+
+                    state.UnsetProcessingOperation(operation);
+                }
+
+                await Task.Delay(SLEEP_TIME, stoppingToken);
+            }
         }
 
         private async Task InitializeStateAsync()