diff --git a/XisongSpaceBooking_BackEnd/Configurations/AutoMappingProfile.cs b/XisongSpaceBooking_BackEnd/Configurations/AutoMappingProfile.cs
new file mode 100644
index 0000000..5908e74
--- /dev/null
+++ b/XisongSpaceBooking_BackEnd/Configurations/AutoMappingProfile.cs
@@ -0,0 +1,21 @@
+using AutoMapper;
+using Models.Entities;
+using XisongSpaceBooking_BackEnd.Models.DTOs;
+
+namespace XisongSpaceBooking_BackEnd.Configurations
+{
+    /// <summary>
+    /// AutoMapper 映射配置檔案
+    /// </summary>
+    public class AutoMappingProfile : Profile
+    {
+        public AutoMappingProfile()
+        {
+            // Department Entity 到 DTO 的映射
+            CreateMap<DepartmentEntity, DepartmentDto>();
+            
+            // Role Entity 到 DTO 的映射
+            CreateMap<RoleEntity, RoleDto>();
+        }
+    }
+}
diff --git a/XisongSpaceBooking_BackEnd/Models/DTOs/DepartmentDto.cs b/XisongSpaceBooking_BackEnd/Models/DTOs/DepartmentDto.cs
new file mode 100644
index 0000000..0b6aec0
--- /dev/null
+++ b/XisongSpaceBooking_BackEnd/Models/DTOs/DepartmentDto.cs
@@ -0,0 +1,18 @@
+namespace XisongSpaceBooking_BackEnd.Models.DTOs
+{
+    /// <summary>
+    /// 處室資料傳輸物件
+    /// </summary>
+    public class DepartmentDto
+    {
+        /// <summary>
+        /// 處室 ID（主鍵）
+        /// </summary>
+        public int DepartmentId { get; set; }
+
+        /// <summary>
+        /// 處室名稱
+        /// </summary>
+        public string DepartmentName { get; set; } = string.Empty;
+    }
+}
\ No newline at end of file
diff --git a/XisongSpaceBooking_BackEnd/Models/DTOs/RoleDto.cs b/XisongSpaceBooking_BackEnd/Models/DTOs/RoleDto.cs
new file mode 100644
index 0000000..2f5bcef
--- /dev/null
+++ b/XisongSpaceBooking_BackEnd/Models/DTOs/RoleDto.cs
@@ -0,0 +1,18 @@
+namespace XisongSpaceBooking_BackEnd.Models.DTOs
+{
+    /// <summary>
+    /// 身份資料傳輸物件
+    /// </summary>
+    public class RoleDto
+    {
+        /// <summary>
+        /// 身份 ID（主鍵）
+        /// </summary>
+        public int RoleId { get; set; }
+
+        /// <summary>
+        /// 身份名稱
+        /// </summary>
+        public string RoleName { get; set; } = string.Empty;
+    }
+}
\ No newline at end of file
diff --git a/XisongSpaceBooking_BackEnd/Program.cs b/XisongSpaceBooking_BackEnd/Program.cs
index 93650b9..894213e 100644
--- a/XisongSpaceBooking_BackEnd/Program.cs
+++ b/XisongSpaceBooking_BackEnd/Program.cs
@@ -7,6 +7,11 @@ var builder = WebApplication.CreateBuilder(args);
 // Add services to the container.
 builder.Services.AddControllers();
 
+// ���U AutoMapper �A��
+builder.Services.AddAutoMapper(cfg =>
+{
+}, typeof(AutoMappingProfile).Assembly);
+
 // �t�m Entity Framework �P�s�u��
 builder.Services.AddDbContextPool<SpaceBookingDbContext>(options =>
 {