diff --git a/src/server/thinkingdata/thinkingdata.go b/src/server/thinkingdata/thinkingdata.go
index 799bcda2..aeea763b 100644
--- a/src/server/thinkingdata/thinkingdata.go
+++ b/src/server/thinkingdata/thinkingdata.go
@@ -1,6 +1,7 @@
 package thinkingdata
 
 import (
+	"encoding/json"
 	"errors"
 	"sync"
 	"time"
@@ -23,19 +24,20 @@ const (
 )
 
 type Data struct {
-	IsComplex    bool                   `json:"-"` // properties are nested or not
-	AccountId    string                 `json:"#account_id,omitempty"`
-	DistinctId   string                 `json:"#distinct_id,omitempty"`
-	Type         string                 `json:"#type"`
-	Time         string                 `json:"#time"`
-	Timestamp    int64                  `json:"#timestamp,omitempty"`
-	EventName    string                 `json:"#event_name,omitempty"`
-	EventId      string                 `json:"#event_id,omitempty"`
-	FirstCheckId string                 `json:"#first_check_id,omitempty"`
-	Ip           string                 `json:"#ip,omitempty"`
-	UUID         string                 `json:"#uuid,omitempty"`
-	AppId        string                 `json:"#app_id,omitempty"`
-	Properties   map[string]interface{} `json:"properties"`
+	IsComplex         bool                   `json:"-"` // properties are nested or not
+	AccountId         string                 `json:"#account_id,omitempty"`
+	DistinctId        string                 `json:"#distinct_id,omitempty"`
+	Type              string                 `json:"#type"`
+	Time              string                 `json:"#time"`
+	Timestamp         int64                  `json:"#timestamp,omitempty"`
+	EventName         string                 `json:"#event_name,omitempty"`
+	EventId           string                 `json:"#event_id,omitempty"`
+	FirstCheckId      string                 `json:"#first_check_id,omitempty"`
+	Ip                string                 `json:"#ip,omitempty"`
+	UUID              string                 `json:"#uuid,omitempty"`
+	AppId             string                 `json:"#app_id,omitempty"`
+	Properties        map[string]interface{} `json:"properties"`
+	PropertiesSummary string                 `json:"properties_summary,omitempty"`
 }
 
 // TDConsumer define operation interface
@@ -275,26 +277,30 @@ func (ta *TDAnalytics) add(accountId, distinctId, dataType, eventName, eventId s
 	if len(uuid) == 0 {
 		uuid = generateUUID()
 	}
-
+	properties_summary, err := json.Marshal(properties)
+	if err != nil {
+		properties_summary = []byte{}
+	}
 	data := Data{
-		AccountId:    accountId,
-		DistinctId:   distinctId,
-		Type:         dataType,
-		Time:         eventTime,
-		Timestamp:    time.Now().Unix(),
-		EventName:    eventName,
-		EventId:      eventId,
-		FirstCheckId: firstCheckId,
-		Ip:           ip,
-		UUID:         uuid,
-		Properties:   properties,
+		AccountId:         accountId,
+		DistinctId:        distinctId,
+		Type:              dataType,
+		Time:              eventTime,
+		Timestamp:         time.Now().Unix(),
+		EventName:         eventName,
+		EventId:           eventId,
+		FirstCheckId:      firstCheckId,
+		Ip:                ip,
+		UUID:              uuid,
+		Properties:        properties,
+		PropertiesSummary: string(properties_summary),
 	}
 
 	if len(appId) > 0 {
 		data.AppId = appId
 	}
 
-	err := formatProperties(&data, ta)
+	err = formatProperties(&data, ta)
 	if err != nil {
 		return err
 	}