diff --git a/VOL.Ai/IServices/IJingShiTiJiaoService.cs b/VOL.Ai/IServices/IJingShiTiJiaoService.cs
new file mode 100644
index 0000000..80f6ac8
--- /dev/null
+++ b/VOL.Ai/IServices/IJingShiTiJiaoService.cs
@@ -0,0 +1,44 @@
+using VOL.Model.JingShiTiJiao;
+
+namespace VOL.Ai.IServices
+{
+    /// <summary>
+    /// 京师体教接口
+    /// </summary>
+    public interface IJingShiTiJiaoService
+    {
+        /// <summary>
+        /// 根据教师获取教师年级班级信息
+        /// </summary>
+        /// <returns></returns>
+        Task<TeacherClassData> GetClassListByTeacher(string teacherNo);
+
+        /// <summary>
+        /// 根据班级编号获取学生列表
+        /// </summary>
+        /// <param name="classNo"></param>
+        /// <returns></returns>
+        Task<List<StudentDto>> GetStuListByClass(string classNo);
+
+        /// <summary>
+        /// 根据学生编号获取学生详情
+        /// </summary>
+        /// <param name="stuNo"></param>
+        /// <returns></returns>
+        Task<StudentDetailDto> GetStudentInfo(string stuNo);
+
+        /// <summary>
+        /// 上传数据
+        /// </summary>
+        /// <param name="list"></param>
+        /// <returns></returns>
+        Task<bool> PushSportsData(List<SportsDataPushDto> list);
+
+        /// <summary>
+        /// 根据学校编码获取年级/班级接口
+        /// </summary>
+        /// <param name="schoolNo"></param>
+        /// <returns></returns>
+        Task<JingShiSchoolClassDto> GetClassBySchoolAsync(string schoolNo);
+    }
+}
diff --git a/VOL.Ai/Services/JingShiTiJiaoService.cs b/VOL.Ai/Services/JingShiTiJiaoService.cs
new file mode 100644
index 0000000..f97e7f2
--- /dev/null
+++ b/VOL.Ai/Services/JingShiTiJiaoService.cs
@@ -0,0 +1,220 @@
+using Newtonsoft.Json;
+using System.Text;
+using VOL.Ai.IServices;
+using VOL.Core.Configuration;
+using VOL.Core.Extensions.AutofacManager;
+using VOL.Core.Utilities;
+using VOL.Model.JingShiTiJiao;
+using static Microsoft.EntityFrameworkCore.DbLoggerCategory;
+
+namespace VOL.Ai.Services
+{
+    /// <summary>
+    /// 京师体教接口服务
+    /// </summary>
+    public class JingShiTiJiaoService : IJingShiTiJiaoService, IDependency
+    {
+        /// <summary>
+        /// 根据教师获取教师年级班级信息
+        /// </summary>
+        /// <returns></returns>
+        public async Task<TeacherClassData> GetClassListByTeacher(string teacherNo)
+        {
+            var res = new TeacherClassData();
+
+            long timestamp = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
+            string nonce = SaTokenSignHelper.RandomString(20);
+
+            // 1. 签名参数
+            var paramMap = new Dictionary<string, object>
+            {
+                { "channel", AppSetting.JingShiTiJiao.Channel },
+                { "teacherNo", teacherNo },
+                { "timestamp", timestamp },
+                { "nonce", nonce }
+            };
+
+            // 4. 构建签名 QueryString
+            string queryStr = SaTokenSignHelper.BuildQueryString(paramMap, AppSetting.JingShiTiJiao.SecretKey);
+
+            // 5. 拼接最终 URL
+            string url = $"{AppSetting.JingShiTiJiao.BaseUrl}/api/open/class/by/teacher?{queryStr}";
+
+            string json = await HttpManager.HttpGetAsync(url);
+
+            if (string.IsNullOrWhiteSpace(json))
+                return res;
+
+            var data = JsonConvert.DeserializeObject<JingShiResponse<TeacherClassData>>(json);
+            if (data != null && data.Code == 0)
+            {
+                return data.Data;
+            }
+
+            return res;
+        }
+
+        /// <summary>
+        /// 根据班级编号获取学生列表
+        /// </summary>
+        /// <param name="classNo"></param>
+        /// <returns></returns>
+        /// <exception cref="NotImplementedException"></exception>
+        public async Task<List<StudentDto>> GetStuListByClass(string classNo)
+        {
+            var res = new List<StudentDto>();
+
+            long timestamp = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
+            string nonce = SaTokenSignHelper.RandomString(20);
+
+            // 1. 签名参数
+            var paramMap = new Dictionary<string, object>
+            {
+                { "channel", AppSetting.JingShiTiJiao.Channel },
+                { "classNo", classNo },
+                { "timestamp", timestamp },
+                { "nonce", nonce }
+            };
+
+            // 4. 构建签名 QueryString
+            string queryStr = SaTokenSignHelper.BuildQueryString(paramMap, AppSetting.JingShiTiJiao.SecretKey);
+
+            // 5. 拼接最终 URL
+            string url = $"{AppSetting.JingShiTiJiao.BaseUrl}/api/open/stu/by/class?{queryStr}";
+
+            string json = await HttpManager.HttpGetAsync(url);
+
+            if (string.IsNullOrWhiteSpace(json))
+                return res;
+
+            var data = JsonConvert.DeserializeObject<JingShiResponse<List<StudentDto>>>(json);
+            if (data != null && data.Code == 0)
+            {
+                return data.Data;
+            }
+
+            return res;
+        }
+
+        /// <summary>
+        /// 根据学生编号获取学生详情
+        /// </summary>
+        /// <param name="stuNo"></param>
+        /// <returns></returns>
+        public async Task<StudentDetailDto> GetStudentInfo(string stuNo)
+        {
+            var res = new StudentDetailDto();
+
+            long timestamp = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
+            string nonce = SaTokenSignHelper.RandomString(20);
+
+            // 1. 签名参数
+            var paramMap = new Dictionary<string, object>
+            {
+                { "channel", AppSetting.JingShiTiJiao.Channel },
+                { "stuNo", stuNo },
+                { "timestamp", timestamp },
+                { "nonce", nonce }
+            };
+
+            // 4. 构建签名 QueryString
+            string queryStr = SaTokenSignHelper.BuildQueryString(paramMap, AppSetting.JingShiTiJiao.SecretKey);
+
+            // 5. 拼接最终 URL
+            string url = $"{AppSetting.JingShiTiJiao.BaseUrl}/api/open/stu/info?{queryStr}";
+
+            string json = await HttpManager.HttpGetAsync(url);
+
+            if (string.IsNullOrWhiteSpace(json))
+                return res;
+
+            var data = JsonConvert.DeserializeObject<JingShiResponse<StudentDetailDto>>(json);
+            if (data != null && data.Code == 0)
+            {
+                return data.Data;
+            }
+
+            return res;
+        }
+
+
+        /// <summary>
+        /// 上传成绩数据
+        /// </summary>
+        /// <param name="list"></param>
+        /// <returns></returns>
+        /// <exception cref="NotImplementedException"></exception>
+        public async Task<bool> PushSportsData(List<SportsDataPushDto> list)
+        {
+            long timestamp = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
+            string nonce = SaTokenSignHelper.RandomString();
+
+            var paramMap = new Dictionary<string, object>
+            {
+                { "channel", AppSetting.JingShiTiJiao.Channel },
+                { "timestamp", timestamp },
+                { "nonce", nonce }
+            };
+
+            string jsonBody = JsonConvert.SerializeObject(list);
+
+            // ⭐ POST JSON 的签名
+            string queryStr = SaTokenSignHelper.BuildPostJsonQueryString(
+                paramMap,
+                AppSetting.JingShiTiJiao.SecretKey,
+                jsonBody);
+
+            string url = $"{AppSetting.JingShiTiJiao.BaseUrl}/api/sports/data/push?{queryStr}";
+
+            using var client = new HttpClient();
+            var content = new StringContent(jsonBody, Encoding.UTF8, "application/json");
+
+            var response = await client.PostAsync(url, content);
+            string result = await response.Content.ReadAsStringAsync();
+
+            var res = JsonConvert.DeserializeObject<JingShiResponse<object>>(result);
+
+            return res != null && res.Code == 0;
+        }
+
+        /// <summary>
+        /// 根据学校编码获取年级/班级接口
+        /// </summary>
+        /// <param name="schoolNo"></param>
+        /// <returns></returns>
+        public async Task<JingShiSchoolClassDto> GetClassBySchoolAsync(string schoolNo)
+        {
+            var res = new JingShiSchoolClassDto();
+
+            long timestamp = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
+            string nonce = SaTokenSignHelper.RandomString();
+
+            var paramMap = new Dictionary<string, object>
+            {
+                { "channel", AppSetting.JingShiTiJiao.Channel },
+                { "schoolNo", schoolNo },
+                { "timestamp", timestamp },
+                { "nonce", nonce }
+            };
+
+            // 4. 构建签名 QueryString
+            string queryStr = SaTokenSignHelper.BuildQueryString(paramMap, AppSetting.JingShiTiJiao.SecretKey);
+
+            // 5. 拼接最终 URL
+            string url = $"{AppSetting.JingShiTiJiao.BaseUrl}/api/open/class/by/school?{queryStr}";
+
+            string json = await HttpManager.HttpGetAsync(url);
+
+            if (string.IsNullOrWhiteSpace(json))
+                return res;
+
+            var data = JsonConvert.DeserializeObject<JingShiResponse<JingShiSchoolClassDto>>(json);
+            if (data != null && data.Code == 0)
+            {
+                return data.Data;
+            }
+
+            return res;
+        }
+    }
+}