diff --git a/model/facebook_page.go b/model/facebook_page.go
index 487de89..9db35d0 100644
--- a/model/facebook_page.go
+++ b/model/facebook_page.go
@@ -2,12 +2,18 @@ package model
 
 import "time"
 
+type FBGroups struct {
+	*LineGroup
+	Tmpl string `db:"tmpl"`
+}
+
 // FacebookPage - struct
 type FacebookPage struct {
-	ID       string    `db:"id" cc:"id"`
-	LastPost string    `db:"lastpost" cc:"lastpost"`
-	Ctime    time.Time `db:"ctime" cc:"ctime"`
-	Mtime    time.Time `db:"mtime" cc:"ctime"`
+	ID       string      `db:"id" cc:"id"`
+	LastPost string      `db:"lastpost" cc:"lastpost"`
+	Ctime    time.Time   `db:"ctime" cc:"ctime"`
+	Mtime    time.Time   `db:"mtime" cc:"ctime"`
+	Groups   []*FBGroups `db:"-"`
 }
 
 // GetAllFacebookPage -
@@ -18,3 +24,25 @@ func GetAllFacebookPage() (pages []*FacebookPage, err error) {
 	}
 	return
 }
+
+func (p *FacebookPage) UpdatePost(postID string) (err error) {
+	query := `update "public"."facebook_page" set "lastpost" = $1 where id = $2`
+	_, err = x.Exec(query, postID, p.ID)
+	if err != nil {
+		return
+	}
+	p.LastPost = postID
+	return
+}
+
+func (p *FacebookPage) GetGroups() (err error) {
+	query := `select g.*, rt.tmpl as tmpl from "public"."facebook_page" p
+		left join "public"."line_fb_rt" rt
+		on rt."facebook" = p.id
+		left join "public"."line_group" g
+		on g.id = rt."line"
+		where 
+		p.id = $1`
+	err = x.Select(&p.Groups, query, p.ID)
+	return
+}
diff --git a/module/apis/line/line.go b/module/apis/line/line.go
index e40d1eb..0a0ecd7 100644
--- a/module/apis/line/line.go
+++ b/module/apis/line/line.go
@@ -55,6 +55,9 @@ func getHeaders() map[string]string {
 
 // PushMessage -
 func PushMessage(target string, message interface{}) {
+	if len(target) == 0 {
+		return
+	}
 	url := "/v2/bot/message/push"
 
 	body := &pushBody{
@@ -108,3 +111,62 @@ func PushMessage(target string, message interface{}) {
 		return
 	}
 }
+
+func RelayMessage(replyToken string, message interface{}) {
+	if len(replyToken) == 0 {
+		return
+	}
+	url := "/v2/bot/message/reply"
+
+	body := &replyBody{
+		ReplyToken: replyToken,
+	}
+
+	switch message.(type) {
+	case ImageMessage:
+		m := (message.(ImageMessage))
+		m.Type = "image"
+		message = m
+		break
+	case TextMessage:
+		m := (message.(TextMessage))
+		m.Type = "text"
+		message = m
+		break
+	default:
+		return
+	}
+
+	body.Messages = append(body.Messages, message)
+	dataByte, err := json.Marshal(body)
+	if err != nil {
+		fmt.Println("json encoding error")
+		return
+	}
+
+	byteReader := bytes.NewReader(dataByte)
+
+	apiUrl, ok := getUrl(url)
+	if !ok {
+		fmt.Println("url parser fail")
+		return
+	}
+
+	reqObj := apis.RequestObj{
+		Method:  "POST",
+		Url:     apiUrl,
+		Headers: getHeaders(),
+		Body:    byteReader,
+	}
+
+	req, err := apis.GetRequest(reqObj)
+	if err != nil {
+		return
+	}
+
+	_, err = http.DefaultClient.Do(req)
+	if err != nil {
+		fmt.Println("post api fail")
+		return
+	}
+}
diff --git a/module/background/facebook.go b/module/background/facebook.go
index a394737..e16126e 100644
--- a/module/background/facebook.go
+++ b/module/background/facebook.go
@@ -6,6 +6,7 @@ import (
 	"regexp"
 	"sort"
 	"strconv"
+	"time"
 
 	"github.com/PuerkitoBio/goquery"
 
@@ -22,7 +23,7 @@ var idRegex = []*regexp.Regexp{
 type PageData struct {
 	ID   string
 	Text string
-	Time int
+	Time int32
 	Link string
 }
 
@@ -45,6 +46,13 @@ func readFacebookPage() {
 }
 
 func getPageHTML(page *model.FacebookPage) {
+	err := page.GetGroups()
+	if err != nil {
+		fmt.Println(err)
+		fmt.Println("get group fail")
+		return
+	}
+
 	resp, err := http.Get(fmt.Sprintf("https://www.facebook.com/%s", page.ID))
 	if err != nil {
 		return
@@ -88,7 +96,8 @@ func getPageHTML(page *model.FacebookPage) {
 		}
 		fmt.Printf("Time: %s / Text: %s / ID: %s \n", time, text, postID)
 
-		timeInt, err := strconv.Atoi(time)
+		timeInt, err := strconv.ParseInt(time, 10, 32)
+
 		if err != nil {
 			fmt.Println("convert time to int error")
 			return
@@ -100,7 +109,7 @@ func getPageHTML(page *model.FacebookPage) {
 		data := &PageData{
 			ID:   postID,
 			Text: text,
-			Time: timeInt,
+			Time: int32(timeInt),
 			Link: pageLink,
 		}
 
@@ -114,5 +123,10 @@ func getPageHTML(page *model.FacebookPage) {
 
 	sort.Sort(sort.Reverse(byTime(pageData)))
 
-	// lastData := pageData[0]
+	lastData := pageData[0]
+	t := int32(time.Now().Unix())
+
+	if lastData.Time+600 > t {
+
+	}
 }