diff --git a/kfsend.go b/kfsend.go
index 6200720..0811e3c 100644
--- a/kfsend.go
+++ b/kfsend.go
@@ -30,3 +30,27 @@ func kfSendTxt(user, txt string) {
 	j, _ := json.Marshal(s)
 	postJSON(j, u)
 }
+
+type sendPicMsg struct {
+	ToUser  string `json:"touser"`
+	MsgType string `json:"msgtype"`
+	Image   struct {
+		MediaID string `json:"media_id"`
+	} `json:"image"`
+}
+
+func kfSendPic(user, pic string) {
+	mID := uploadImage(pic)
+	kfSendPicByMediaID(user, mID)
+}
+
+func kfSendPicByMediaID(user, mediaID string) {
+	u := getKfSendURL()
+	s := sendPicMsg{}
+	s.ToUser = user
+	s.MsgType = "image"
+	s.Image.MediaID = mediaID
+
+	j, _ := json.Marshal(s)
+	postJSON(j, u)
+}
diff --git a/kfsend_test.go b/kfsend_test.go
index 8da1480..26965d9 100644
--- a/kfsend_test.go
+++ b/kfsend_test.go
@@ -1,8 +1,36 @@
 package main
 
-import "testing"
+import (
+	"fmt"
+	"testing"
+	"time"
+)
+
+var toUser = "oUN420bxqFqlx0ZQHciUOesZO3PE"
 
 func TestSendTxt(t *testing.T) {
 	SetupConfig()
-	kfSendTxt("oUN420bxqFqlx0ZQHciUOesZO3PE", "测试消息")
+	msg := fmt.Sprintf("测试消息， %s ", time.Now().String())
+	kfSendTxt(toUser, msg)
+}
+
+func TestSendPic(t *testing.T) {
+	SetupConfig()
+	kfSendPic(toUser, "media_for_test/200x200.png")
+}
+
+func TestSendVoice(t *testing.T) {
+
+}
+
+func TestSendVideo(t *testing.T) {
+
+}
+
+func TestSendMusic(t *testing.T) {
+
+}
+
+func TestSendArticle(t *testing.T) {
+
 }