diff --git a/Company.Domain/InstitutionContractAgg/InstitutionContract.cs b/Company.Domain/InstitutionContractAgg/InstitutionContract.cs
index 7d9fbdb5..78caa1ce 100644
--- a/Company.Domain/InstitutionContractAgg/InstitutionContract.cs
+++ b/Company.Domain/InstitutionContractAgg/InstitutionContract.cs
@@ -311,11 +311,12 @@ public class InstitutionContractAmendment : EntityBase
 public class InstitutionContractAmendmentChange : EntityBase
 {
     private InstitutionContractAmendmentChange() { }
-    public InstitutionContractAmendmentChange(InstitutionContractAmendmentChangeType changeType,
+    
+    private InstitutionContractAmendmentChange(InstitutionContractAmendmentChangeType changeType,
         DateTime changeDateGr, bool? hasCustomizeCheckoutPlan, bool? hasContractPlan,
         bool? hasContractPlanInPerson, bool? hasInsurancePlan, bool? hasInsurancePlanInPerson, int? personnelCount,
         bool? hasRollCallPlan, bool? hasRollCallInPerson,
-        long? currentWorkshopId)
+        long? currentWorkshopId, int personnelCountDifference)
     {
         ChangeType = changeType;
         ChangeDateGr = changeDateGr;
@@ -326,10 +327,80 @@ public class InstitutionContractAmendmentChange : EntityBase
         HasInsurancePlan = hasInsurancePlan;
         HasInsurancePlanInPerson = hasInsurancePlanInPerson;
         PersonnelCount = personnelCount;
+        PersonnelCountDifference = personnelCountDifference;
         CurrentWorkshopId = currentWorkshopId;
         HasRollCallInPerson = hasRollCallInPerson;
     }
 
+    /// <summary>
+    /// تغییر تعداد پرسنل
+    /// </summary>
+    public static InstitutionContractAmendmentChange CreatePersonCountChange(
+        DateTime changeDateGr, int personnelCount, int personnelCountDifference,
+        long currentWorkshopId)
+    {
+        return new InstitutionContractAmendmentChange(
+            changeType: InstitutionContractAmendmentChangeType.PersonCount,
+            changeDateGr: changeDateGr,
+            hasCustomizeCheckoutPlan: null,
+            hasContractPlan: null,
+            hasContractPlanInPerson: null,
+            hasInsurancePlan: null,
+            hasInsurancePlanInPerson: null,
+            personnelCount: personnelCount,
+            hasRollCallPlan: null,
+            hasRollCallInPerson: null,
+            currentWorkshopId: currentWorkshopId,
+            personnelCountDifference: personnelCountDifference);
+    }
+
+    /// <summary>
+    /// تغییر خدمات
+    /// </summary>
+    public static InstitutionContractAmendmentChange CreateServicesChange(
+        DateTime changeDateGr, long currentWorkshopId, bool hasRollCallPlan, bool hasRollCallInPerson,
+        bool hasCustomizeCheckoutPlan, bool hasContractPlan, bool hasContractPlanInPerson,
+        bool hasInsurancePlan, bool hasInsurancePlanInPerson)
+    {
+        return new InstitutionContractAmendmentChange(
+            changeType: InstitutionContractAmendmentChangeType.Services,
+            changeDateGr: changeDateGr,
+            hasCustomizeCheckoutPlan: hasCustomizeCheckoutPlan,
+            hasContractPlan: hasContractPlan,
+            hasContractPlanInPerson: hasContractPlanInPerson,
+            hasInsurancePlan: hasInsurancePlan,
+            hasInsurancePlanInPerson: hasInsurancePlanInPerson,
+            personnelCount: null,
+            hasRollCallPlan: hasRollCallPlan,
+            hasRollCallInPerson: hasRollCallInPerson,
+            currentWorkshopId: currentWorkshopId,
+            personnelCountDifference: 0);
+    }
+
+    /// <summary>
+    /// ایجاد کارگاه جدید
+    /// </summary>
+    public static InstitutionContractAmendmentChange CreateWorkshopCreatedChange(
+        DateTime changeDateGr, bool hasRollCallPlan, bool hasRollCallInPerson,
+        bool hasCustomizeCheckoutPlan, bool hasContractPlan, bool hasContractPlanInPerson,
+        bool hasInsurancePlan, bool hasInsurancePlanInPerson,int personnelCount)
+    {
+        return new InstitutionContractAmendmentChange(
+            changeType: InstitutionContractAmendmentChangeType.WorkshopCreated,
+            changeDateGr: changeDateGr,
+            hasCustomizeCheckoutPlan: hasCustomizeCheckoutPlan,
+            hasContractPlan: hasContractPlan,
+            hasContractPlanInPerson: hasContractPlanInPerson,
+            hasInsurancePlan: hasInsurancePlan,
+            hasInsurancePlanInPerson: hasInsurancePlanInPerson,
+            personnelCount: personnelCount,
+            hasRollCallPlan: hasRollCallPlan,
+            hasRollCallInPerson: hasRollCallInPerson,
+            currentWorkshopId: null,
+            personnelCountDifference: 0);
+    }
+
+
     public long InstitutionContractAmendmentId { get; private set; }
     public InstitutionContractAmendment InstitutionContractAmendment { get; private set; }
     public InstitutionContractAmendmentChangeType ChangeType { get; private set; }
@@ -371,6 +442,12 @@ public class InstitutionContractAmendmentChange : EntityBase
     /// تعداد پرسنل
     /// </summary>
     public int? PersonnelCount { get; private set; }
+    
+    /// <summary>
+    /// مقدار تغییرات تعداد پرسنل
+    /// </summary>
+    public int PersonnelCountDifference { get; set; }
+    
 
     /// <summary>
     /// تعداد کارگاه
diff --git a/CompanyManagment.EFCore/Repository/InstitutionContractRepository.cs b/CompanyManagment.EFCore/Repository/InstitutionContractRepository.cs
index b2e639c6..753e7674 100644
--- a/CompanyManagment.EFCore/Repository/InstitutionContractRepository.cs
+++ b/CompanyManagment.EFCore/Repository/InstitutionContractRepository.cs
@@ -2808,9 +2808,8 @@ public class InstitutionContractRepository : RepositoryBase<long, InstitutionCon
             var newWorkshopTempIds = newWorkshops.Select(x=>x.Id).ToList();
                 
             var changes = newWorkshops.Select(x=>
-                new InstitutionContractAmendmentChange(InstitutionContractAmendmentChangeType.WorkshopCreated,
-                DateTime.Now,x.CustomizeCheckout,x.ContractAndCheckout,x.ContractAndCheckoutInPerson,
-                x.Insurance,x.InsuranceInPerson,x.CountPerson,x.RollCall,x.RollCallInPerson,0)).ToList();
+                InstitutionContractAmendmentChange.CreateWorkshopCreatedChange(DateTime.Now,x.RollCall,x.RollCallInPerson,x.CustomizeCheckout,
+                x.ContractAndCheckout,x.ContractAndCheckoutInPerson,x.Insurance,x.InsuranceInPerson,x.CountPerson)).ToList();
 
             var changedWorkshops = amendmentTemp.NewWorkshops
                 .Where(x => !newWorkshopTempIds.Contains(x.Id)).ToList();
@@ -2848,36 +2847,27 @@ public class InstitutionContractRepository : RepositoryBase<long, InstitutionCon
                 // اگر تغییری وجود داشته باشد، آن را به لیست تغییرات اضافه کن
                 if (changedBooleans.Any())
                 {
-                    var change = new InstitutionContractAmendmentChange(
-                        InstitutionContractAmendmentChangeType.Services,
+                    var change = InstitutionContractAmendmentChange.CreateServicesChange(
                         DateTime.Now,
+                        changedWorkshop.WorkshopId,
+                        changedWorkshop.RollCall,
+                        changedWorkshop.RollCallInPerson,
                         changedWorkshop.CustomizeCheckout,
                         changedWorkshop.ContractAndCheckout,
                         changedWorkshop.ContractAndCheckoutInPerson,
                         changedWorkshop.Insurance,
-                        changedWorkshop.InsuranceInPerson,
-                        changedWorkshop.CountPerson,
-                        changedWorkshop.RollCall,
-                        changedWorkshop.RollCallInPerson,
-                        changedWorkshop.WorkshopId);
+                        changedWorkshop.InsuranceInPerson);
                     
                     changes.Add(change);
                 }
 
                 if (changedWorkshop.CountPerson != prev.CountPerson)
                 {
-                    var change = new InstitutionContractAmendmentChange(
-                        InstitutionContractAmendmentChangeType.PersonCount,
+                    var difference = changedWorkshop.CountPerson - prev.CountPerson;
+                    var change = InstitutionContractAmendmentChange.CreatePersonCountChange(
                         DateTime.Now,
-                        changedWorkshop.CustomizeCheckout,
-                        changedWorkshop.ContractAndCheckout,
-                        changedWorkshop.ContractAndCheckoutInPerson,
-                        changedWorkshop.Insurance,
-                        changedWorkshop.InsuranceInPerson,
                         changedWorkshop.CountPerson,
-                        changedWorkshop.RollCall,
-                        changedWorkshop.RollCallInPerson,
-                        changedWorkshop.WorkshopId);
+                        difference,changedWorkshop.WorkshopId);
                     
                     changes.Add(change);
                 }
diff --git a/ServiceHost/Areas/Admin/Controllers/institutionContractController.cs b/ServiceHost/Areas/Admin/Controllers/institutionContractController.cs
index f69082d2..c383efec 100644
--- a/ServiceHost/Areas/Admin/Controllers/institutionContractController.cs
+++ b/ServiceHost/Areas/Admin/Controllers/institutionContractController.cs
@@ -566,6 +566,27 @@ public class institutionContractController : AdminBaseController
 
     }
     
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="id"></param>
+    /// <returns></returns>
+    [HttpGet("/api/institutionContract/amendment-Verification/{id:guid}")]
+    [AllowAnonymous]
+    public async Task<ActionResult<GetInstitutionVerificationDetailsViewModel>> GetAmendmentVerificationDetails(Guid id)
+    {
+        return await _institutionContractApplication.GetAmendmentVerificationDetails(id);
+    }
+
+    [HttpPost("/api/institutionContract/Verify-amendment")]
+    [AllowAnonymous]
+    public async Task<ActionResult<OperationResult>> VerifyAmendment([FromBody] InstitutionVerificationRequest command)
+    {
+        var res = await _institutionContractApplication.AmendmentVerifyOtp(command.Id, command.Code);
+        return res;
+    }
+
+    
     
     [HttpGet("edit-old/{id}")]
     public  ActionResult<EditInstitutionContract> GetEditOldDetails(long id)