diff --git a/db.go b/db.go
index 8fa2acb..af63cb2 100644
--- a/db.go
+++ b/db.go
@@ -41,7 +41,7 @@ func migrateDB() {
 	if err := DB.SetupJoinTable(&User{}, "Products", &Order{}); err != nil {
 		panic(err)
 	}
-	if err := DB.AutoMigrate(&User{}, &Profile{}, &Product{}, &Order{}); err != nil {
+	if err := DB.AutoMigrate(&Node{}, &User{}, &Profile{}, &Product{}, &Order{}); err != nil {
 		panic(err)
 	}
 }
diff --git a/deploy.sh b/deploy.sh
new file mode 100644
index 0000000..10f88a3
--- /dev/null
+++ b/deploy.sh
@@ -0,0 +1,36 @@
+VERSION=$(git describe --tags --abbrev=0)
+if [ $? -ne 0 ]; then VERSION=$DRONE_TAG; fi
+[ -z "$VERSION" ] && VERSION=v0.0.0
+BUILD=$(git rev-parse --short HEAD)
+if [ $? -ne 0 ]; then BUILD=${DRONE_COMMIT:0:7}; fi
+
+PROJ=talent
+DIST=dist
+
+LDFLAGS="-ldflags \"-X main.Version=${VERSION} -X main.Build=${BUILD} -w -s -extldflags '-static'\""
+GOFLAGS="-a -tags netgo"
+FAILURES=""
+
+PLATFORMS="linux/s390x"
+
+
+for PLATFORM in $PLATFORMS; do
+  GOOS=${PLATFORM%/*}
+  GOARCH=${PLATFORM#*/}
+  BIN_FILENAME="${PROJ}"
+  if [[ "${GOOS}" == "windows" ]]; then BIN_FILENAME="${BIN_FILENAME}.exe"; fi
+  CMD="CGO_ENABLED=0 GOOS=${GOOS} GOARCH=${GOARCH} go build ${GOFLAGS} ${LDFLAGS} -o ${DIST}/${BIN_FILENAME} *.go"
+  echo "${CMD}"
+  eval $CMD || FAILURES="${FAILURES} ${PLATFORM}"
+  ssh root@bot.ework.tw rm talent
+  scp ${DIST}/${BIN_FILENAME} root@bot.ework.tw:~
+  ssh root@bot.ework.tw chmod +x talent
+  ssh root@bot.ework.tw screen -X quit
+  ssh root@bot.ework.tw screen -d -m "./talent -dev -db-name talentdev > talent.log"
+done
+
+if [[ "${FAILURES}" != "" ]]; then
+  echo ""
+  echo "${SCRIPT_NAME} failed on: ${FAILURES}"
+  exit 1
+fi
\ No newline at end of file
diff --git a/main.go b/main.go
index 034289e..8bfc27f 100644
--- a/main.go
+++ b/main.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"flag"
+	"time"
 
 	"github.com/gin-gonic/gin"
 	"github.com/rs/zerolog/log"
@@ -39,6 +40,10 @@ func init() {
 }
 
 func main() {
+	tz, err := time.LoadLocation("Asia/Taipei")
+	if err == nil {
+		time.Local = tz
+	}
 	flag.Parse()
 	setupLog()
 	setupServer()
diff --git a/model.go b/model.go
index ebc485e..953c98c 100644
--- a/model.go
+++ b/model.go
@@ -14,7 +14,7 @@ type User struct {
 	Email     string
 	LastLogin time.Time
 
-	Products Product `gorm:"many2many:orders;"`
+	Products []Product `gorm:"many2many:orders;"`
 
 	ProfileID uint `gorm:"default:NULL"`
 	Profile   Profile
@@ -54,6 +54,16 @@ type Order struct {
 	UpdatedAt time.Time
 }
 
+type Node struct {
+	ID uint `gorm:"primaryKey"`
+
+	Name   string
+	UserID string
+
+	CreatedAt time.Time
+	UpdatedAt time.Time
+}
+
 // BeforeCreate set UID
 func (u *User) BeforeCreate(tx *gorm.DB) (err error) {
 	if u.ID == "" {
diff --git a/setup_line.go b/setup_line.go
index 8f78801..150016b 100644
--- a/setup_line.go
+++ b/setup_line.go
@@ -45,16 +45,44 @@ func Follow(event *linebot.Event) {
 	usr := &User{
 		ID: uid,
 	}
+	Hit("加入", uid)
+
+	reply := event.ReplyToken
 
 	row := DB.Exec("select id from users where id = ?", uid).RowsAffected
 	if row == 0 {
 		// 新用戶
 		if err := DB.Create(usr).Error; err != nil {
 			log.Error().Err(err).Msg("Follow error.")
+			return
 		}
+
+		// 舊用戶
+		log.Debug().Str("user", uid).Msg("New user.")
+		msg := linebot.NewTextMessage("你好!")
+		if reply != "" {
+			if _, err := bot.ReplyMessage(reply, msg).Do(); err != nil {
+				log.Error().Err(err).Caller().Msg("reply error")
+			}
+		} else {
+			if _, err := bot.PushMessage(uid, msg).Do(); err != nil {
+				log.Error().Err(err).Caller().Msg("push error")
+			}
+		}
+
 	} else {
 		// 舊用戶
 		log.Debug().Str("user", uid).Msg("user unblocked.")
+		msg := linebot.NewTextMessage("歡迎回來!")
+		if reply != "" {
+			if _, err := bot.ReplyMessage(reply, msg).Do(); err != nil {
+				log.Error().Err(err).Caller().Msg("reply error")
+			}
+		} else {
+			if _, err := bot.PushMessage(uid, msg).Do(); err != nil {
+				log.Error().Err(err).Caller().Msg("push error")
+			}
+		}
 	}
 
 	// Welcome and ask for
diff --git a/setup_log.go b/setup_log.go
index b5f2751..7f54127 100644
--- a/setup_log.go
+++ b/setup_log.go
@@ -12,40 +12,50 @@ import (
 
 func setupLog() {
 	// log.Logger = log.With().Caller().Logger()
-	log.Logger = log.Output(zerolog.ConsoleWriter{
-		Out:        os.Stdout,
-		TimeFormat: "2006/01/02 15:04:05",
-		FormatCaller: func(i interface{}) string {
-			var c string
-			if cc, ok := i.(string); ok {
-				c = cc
-			}
-			if len(c) > 0 {
-				// shorten caller to mod/file:line
-				segs := strings.Split(c, ":")
-				file := segs[len(segs)-2]
-				short := file
-				ptr := 0
-				for i := len(file) - 1; i > 0; i-- {
-					if file[i] == '/' {
-						if ptr == 0 {
-							short = file[i+1:]
+	if flagDev {
+		zerolog.SetGlobalLevel(-1)
+		log.Logger = log.Output(zerolog.ConsoleWriter{
+			Out:        os.Stdout,
+			TimeFormat: "2006/01/02 15:04:05",
+			FormatCaller: func(i interface{}) string {
+				var c string
+				if cc, ok := i.(string); ok {
+					c = cc
+				}
+				if len(c) > 0 {
+					// shorten caller to mod/file:line
+					segs := strings.Split(c, ":")
+					file := segs[len(segs)-2]
+					short := file
+					ptr := 0
+					for i := len(file) - 1; i > 0; i-- {
+						if file[i] == '/' {
+							if ptr == 0 {
+								short = file[i+1:]
+								ptr = i
+							} else {
+								short = fmt.Sprintf("%v/%v", file[i+1:ptr], short)
+								break
+							}
+						}
+						if file[i] == '@' {
 							ptr = i
-						} else {
-							short = fmt.Sprintf("%v/%v", file[i+1:ptr], short)
-							break
 						}
 					}
-					if file[i] == '@' {
-						ptr = i
-					}
+					return color.GreenString("%v:%v >", short, segs[len(segs)-1])
 				}
-				return color.GreenString("%v:%v >", short, segs[len(segs)-1])
-			}
-			return c
-		},
-	})
+				return c
+			},
+		})
+	}
 	zerolog.TimeFieldFormat = zerolog.TimeFormatUnix
 	zerolog.DurationFieldInteger = true
-	zerolog.SetGlobalLevel(-1)
+}
+
+func Hit(name, uid string) {
+	n := &Node{
+		Name:   name,
+		UserID: uid,
+	}
+	DB.Create(n)
 }