diff --git a/controllers/train.go b/controllers/train.go
index aabb410..f818ce2 100644
--- a/controllers/train.go
+++ b/controllers/train.go
@@ -7,10 +7,15 @@ import (
 )
 
 import (
+	"encoding/json"
 	"errors"
+	"fmt"
+	"time"
+
 	"github.com/gin-gonic/gin"
 	"gorm.io/gorm"
 	"gorm.io/gorm/clause"
+	"gorm.io/gorm/schema"
 	"hr_receiver/config"
 	"hr_receiver/models"
 	"math"
@@ -97,6 +102,122 @@ func (tc *TrainingController) CreateTrainingRecord(c *gin.Context) {
 	})
 }
 
+type trainingSessionRequest struct {
+	Tid          int    `json:"tid"`
+	Time         int64  `json:"time"`
+	TestTime     int64  `json:"testTime"`
+	EndTime      int64  `json:"endTime"`
+	Name         string `json:"name"`
+	RunType      string `json:"runType"`
+	Gender       string `json:"gender"`
+	Age          int    `json:"age"`
+	MaxHeartRate int    `json:"maxHeartRate"`
+	Duration     int    `json:"duration"`
+	PeopleNum    int    `json:"peopleNum"`
+	Evaluation   string `json:"evaluation"`
+	AiResult     string `json:"aiResult"`
+	IsStart      bool   `json:"isStart"`
+	RegionID     uint32 `json:"regionId"`
+	AppName      string `json:"appName"`
+}
+
+func (tc *TrainingController) UploadTrainingSession(c *gin.Context) {
+	var req trainingSessionRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		writeError(c, http.StatusBadRequest, err.Error())
+		return
+	}
+
+	trainID := fmt.Sprintf("%d", req.Time)
+	now := time.Now().UnixMilli()
+	flavorType := "heartrate"
+
+	identifier := schema.NamingStrategy{}.IndexName(
+		"mqtt_training_session",
+		fmt.Sprintf("%s_%d_%s", flavorType, req.RegionID, trainID),
+	)
+
+	rawPayload, _ := json.Marshal(req)
+
+	if req.IsStart {
+		record := &models.MqttTrainingSessionRecord{
+			Identifier:  identifier,
+			TestID:      trainID,
+			EventType:   "start_test",
+			RegionID:    req.RegionID,
+			FlavorType:  flavorType,
+			RawFlavor:   "hr",
+			AppName:     req.AppName,
+			TrainId:     trainID,
+			PeopleNum:   req.PeopleNum,
+			StartedAt:   &req.Time,
+			PublishedAt: now,
+			ReceivedAt:  now,
+			RawPayload:  string(rawPayload),
+		}
+		err := tc.DB.Clauses(clause.OnConflict{
+			Columns:   []clause.Column{{Name: "identifier"}},
+			DoUpdates: clause.Assignments(map[string]interface{}{"started_at": *record.StartedAt, "train_id": record.TrainId, "updated_at": time.Now()}),
+		}).Create(record).Error
+		if err != nil {
+			writeError(c, http.StatusInternalServerError, "failed to save session")
+			return
+		}
+		writeSuccess(c, http.StatusOK, "session start registered", nil)
+		return
+	}
+
+	var existing models.MqttTrainingSessionRecord
+	err := tc.DB.Where("train_id = ?", trainID).First(&existing).Error
+	if err != nil {
+		record := &models.MqttTrainingSessionRecord{
+			Identifier:  identifier,
+			TestID:      trainID,
+			EventType:   "stop_test",
+			RegionID:    req.RegionID,
+			FlavorType:  flavorType,
+			RawFlavor:   "hr",
+			AppName:     req.AppName,
+			TrainId:     trainID,
+			PeopleNum:   req.PeopleNum,
+			StartedAt:   &req.Time,
+			EndedAt:     &req.EndTime,
+			PublishedAt: now,
+			ReceivedAt:  now,
+			RawPayload:  string(rawPayload),
+		}
+		err = tc.DB.Clauses(clause.OnConflict{
+			Columns: []clause.Column{{Name: "identifier"}},
+			DoUpdates: clause.Assignments(map[string]interface{}{
+				"ended_at":   *record.EndedAt,
+				"people_num": record.PeopleNum,
+				"event_type": record.EventType,
+				"updated_at": time.Now(),
+			}),
+		}).Create(record).Error
+		if err != nil {
+			writeError(c, http.StatusInternalServerError, "failed to create session")
+			return
+		}
+		writeSuccess(c, http.StatusOK, "session created", nil)
+		return
+	}
+
+	updates := map[string]interface{}{
+		"event_type":  "stop_test",
+		"ended_at":    req.EndTime,
+		"people_num":  req.PeopleNum,
+		"received_at": now,
+		"raw_payload": string(rawPayload),
+		"updated_at":  time.Now(),
+	}
+	if err := tc.DB.Model(&existing).Updates(updates).Error; err != nil {
+		writeError(c, http.StatusInternalServerError, "failed to update session")
+		return
+	}
+	writeSuccess(c, http.StatusOK, "session updated", nil)
+}
+
 // analysis_response.go
 type AnalysisResponse struct {
 	Status  string `json:"status"`  // 状态码
diff --git a/models/mqtt_data.go b/models/mqtt_data.go
index dca78e7..f3e1c7c 100644
--- a/models/mqtt_data.go
+++ b/models/mqtt_data.go
@@ -66,6 +66,8 @@ type MqttTrainingSessionRecord struct {
 	FlavorType  string `gorm:"size:64;index" json:"flavorType"`
 	RawFlavor   string `gorm:"size:64" json:"rawFlavor"`
 	AppName     string `gorm:"size:255" json:"appName"`
+	TrainId     string `gorm:"size:255;index" json:"trainId"`
+	PeopleNum   int    `gorm:"type:int" json:"peopleNum"`
 	StartedAt   *int64 `gorm:"type:bigint;index" json:"startedAt"`
 	EndedAt     *int64 `gorm:"type:bigint;index" json:"endedAt"`
 	PublishedAt int64  `gorm:"type:bigint;index" json:"publishedAt"`
diff --git a/mqtt/listener.go b/mqtt/listener.go
index ea06184..954a454 100644
--- a/mqtt/listener.go
+++ b/mqtt/listener.go
@@ -34,6 +34,7 @@ type trainingSessionPayload struct {
 	Type      string `json:"type"`
 	EventType string `json:"eventType"`
 	TestID    string `json:"testId"`
+	TrainId   string `json:"trainId"`
 	RegionID  string `json:"regionId"`
 	Flavor    string `json:"flavor"`
 	AppName   string `json:"appName"`
@@ -400,6 +401,7 @@ func buildTrainingSessionRecord(topic string, payload []byte, now int64) (*model
 		FlavorType:  flavorType,
 		RawFlavor:   event.Flavor,
 		AppName:     event.AppName,
+		TrainId:     event.TrainId,
 		PublishedAt: publishedAt,
 		ReceivedAt:  now,
 		RawPayload:  string(payload),
diff --git a/routes/routes.go b/routes/routes.go
index eae6b0f..2b3ef76 100644
--- a/routes/routes.go
+++ b/routes/routes.go
@@ -51,6 +51,7 @@ func SetupRouter() *gin.Engine {
 		records := v1.Group("/train-records") //.Use(middleware.AuthMiddleware())
 		{
 			records.POST("", trainingController.CreateTrainingRecord)
+			records.POST("/session", trainingController.UploadTrainingSession)
 			records.GET("/analysis", trainingController.HandleCurveAnalysis)
 			records.POST("/analysis-by-ai", trainingController.AnalyzeByAI)
 			// 可扩展其他路由：GET, PUT, DELETE等