diff --git a/Src/CodeSpirit.ExamApi/Controllers/StudentGroupsController.cs b/Src/CodeSpirit.ExamApi/Controllers/StudentGroupsController.cs
index a0e7659edf9387fd1339d8becccfd7df9ec64429..8171a685894fcda99dab187fbf83ecb0c07ffc86 100644
--- a/Src/CodeSpirit.ExamApi/Controllers/StudentGroupsController.cs
+++ b/Src/CodeSpirit.ExamApi/Controllers/StudentGroupsController.cs
@@ -1,9 +1,11 @@
 using CodeSpirit.Core.Attributes;
 using CodeSpirit.Core.Dtos;
+using CodeSpirit.ExamApi.Data.Models;
 using CodeSpirit.ExamApi.Dtos.StudentGroup;
 using CodeSpirit.ExamApi.Services.Interfaces;
 using CodeSpirit.Shared.Dtos.Common;
 using Microsoft.AspNetCore.Mvc;
+using System.Linq.Expressions;
 
 namespace CodeSpirit.ExamApi.Controllers;
 
@@ -41,7 +43,13 @@ public class StudentGroupsController : ApiControllerBase
     [HttpGet]
     public async Task<ActionResult<ApiResponse<PageList<StudentGroupDto>>>> GetStudentGroups([FromQuery] StudentGroupQueryDto queryDto)
     {
-        PageList<StudentGroupDto> groups = await _studentGroupService.GetPagedListAsync(queryDto);
+        Expression<Func<StudentGroup, bool>> predicate = null;
+        if (!string.IsNullOrWhiteSpace(queryDto.Keywords))
+        {
+            predicate = x => x.Name.Contains(queryDto.Keywords) || x.Description.Contains(queryDto.Keywords);
+        }
+
+        PageList<StudentGroupDto> groups = await _studentGroupService.GetPagedListAsync(queryDto, predicate);
         return SuccessResponse(groups);
     }
 
diff --git a/Src/CodeSpirit.ExamApi/Dtos/StudentGroup/StudentGroupBatchImportDto.cs b/Src/CodeSpirit.ExamApi/Dtos/StudentGroup/StudentGroupBatchImportDto.cs
index 7e13b27b83e6d38558f64790fa1d5e5c10be4943..fe61d31004127687ef428395d0fec748fe0c6e17 100644
--- a/Src/CodeSpirit.ExamApi/Dtos/StudentGroup/StudentGroupBatchImportDto.cs
+++ b/Src/CodeSpirit.ExamApi/Dtos/StudentGroup/StudentGroupBatchImportDto.cs
@@ -1,3 +1,4 @@
+using Newtonsoft.Json;
 using System.ComponentModel;
 using System.ComponentModel.DataAnnotations;
 
@@ -14,6 +15,7 @@ public class StudentGroupBatchImportDto
     [Required(ErrorMessage = "分组名称不能为空")]
     [StringLength(100, ErrorMessage = "分组名称最大长度为100")]
     [DisplayName("分组名称")]
+    [JsonProperty("分组名称")]
     public string Name { get; set; } = string.Empty;
     
     /// <summary>
@@ -21,5 +23,6 @@ public class StudentGroupBatchImportDto
     /// </summary>
     [StringLength(500, ErrorMessage = "分组描述最大长度为500")]
     [DisplayName("描述")]
+    [JsonProperty("描述")]
     public string? Description { get; set; }
 } 
\ No newline at end of file
diff --git a/Src/CodeSpirit.ExamApi/Mappings/StudentGroupProfile.cs b/Src/CodeSpirit.ExamApi/Mappings/StudentGroupProfile.cs
index baefc1a6700b7ac9367835d2063b4263da388c4a..3d59d44544dffca83285422e25302a8127220da6 100644
--- a/Src/CodeSpirit.ExamApi/Mappings/StudentGroupProfile.cs
+++ b/Src/CodeSpirit.ExamApi/Mappings/StudentGroupProfile.cs
@@ -18,5 +18,7 @@ public class StudentGroupProfile : Profile
 
         // 添加 PageList 映射配置
         CreateMap<PageList<StudentGroup>, PageList<StudentGroupDto>>();
+
+        CreateMap<StudentGroupBatchImportDto, StudentGroup>();
     }
 }
\ No newline at end of file
diff --git a/Src/CodeSpirit.ExamApi/Services/Implementations/StudentGroupService.cs b/Src/CodeSpirit.ExamApi/Services/Implementations/StudentGroupService.cs
index 60b025e2c0d6be56667f7390d18b167ec3ead951..cf505818413fdeee01d51a327d4fcf2a3871c860 100644
--- a/Src/CodeSpirit.ExamApi/Services/Implementations/StudentGroupService.cs
+++ b/Src/CodeSpirit.ExamApi/Services/Implementations/StudentGroupService.cs
@@ -168,6 +168,16 @@ public class StudentGroupService : BaseCRUDIService<StudentGroup, StudentGroupDt
         return items.Where(i => !existingNames.Contains(i.Name));
     }
 
+    protected override Task OnImporting(StudentGroup entity)
+    {
+        base.OnImporting(entity);
+
+        if(entity.Id == default)
+            entity.Id = _idGenerator.NewId();
+
+        return Task.CompletedTask;
+    }
+
     /// <summary>
     /// 添加考生到分组
     /// </summary>
diff --git a/Src/CodeSpirit.ExamApi/Services/Implementations/StudentService.cs b/Src/CodeSpirit.ExamApi/Services/Implementations/StudentService.cs
index 54093c53bdae3145a84df626f030893368cdf038..31f1587dbc6102287eb6700907e6f70300a6b842 100644
--- a/Src/CodeSpirit.ExamApi/Services/Implementations/StudentService.cs
+++ b/Src/CodeSpirit.ExamApi/Services/Implementations/StudentService.cs
@@ -357,6 +357,25 @@ public class StudentService : BaseCRUDIService<Student, StudentDto, long, Create
         var inserts = new List<Student>();
         var failedItems = new List<string>();
 
+        var studentNumberRepetition = importList.GroupBy(x => x.StudentNumber).Select(s => new { studentNumber = s.Key, count = s.Count() });
+        if (studentNumberRepetition.Any(x => x.count > 1))
+        {
+            var error = string.Join(",", studentNumberRepetition.Where(x => x.count > 1).Select(x => x.studentNumber));
+            failedItems.Add($"导入数据中出现重复的学号：{error}");
+        }
+        var idNoRepetition = importList.GroupBy(x => x.IdNo).Select(s => new { idNo = s.Key, count = s.Count() });
+        if (idNoRepetition.Any(x => x.count > 1))
+        {
+            var error = string.Join(",", idNoRepetition.Where(x => x.count > 1).Select(x => x.idNo));
+            failedItems.Add($"导入数据中出现重复的身份证：{error}");
+        }
+        var admissionTicketRepetition = importList.GroupBy(x => x.AdmissionTicket).Select(s => new { admissionTicket = s.Key, count = s.Count() });
+        if (admissionTicketRepetition.Any(x => x.count > 1))
+        {
+            var error = string.Join(",", admissionTicketRepetition.Where(x => x.count > 1).Select(x => x.admissionTicket));
+            failedItems.Add($"导入数据中出现重复的准考证：{error}");
+        }
+
         var checkDatas = await Repository.CreateQuery().Where(x => importList.Select(x => x.StudentNumber).Contains(x.StudentNumber)
         || importList.Select(x => x.IdNo).Contains(x.IdNo)
         || importList.Select(x => x.AdmissionTicket).Contains(x.AdmissionTicket))