diff --git a/chatState.go b/chatState.go
index 8ec3597..b687651 100644
--- a/chatState.go
+++ b/chatState.go
@@ -11,21 +11,22 @@ import (
 
 //chat state that we might be use for collecting infomation from user
 type chatState struct {
-	//back pointer style information
+	//back pointer style information, managed by general process
 	OpenID    string `json:"OpenID"`    //whom is this belongs to
 	Procedure string `json:"Procedure"` //which procedure this belongs to
+	Sent      bool   `json:"Sent"`      //whether the message has been sent or not
+	Received  bool   `json:"Received"`  //whether the expected message has been received or not
 
+	//below is managed by individual procedure
 	//real state information
 	Name   string   `json:"Name"`   //state name
 	Expire int32    `json:"Expire"` //unix timestamp  when this state expire
 	Send   struct { //anything we need to send?
-		Sent    bool              `json:"Sent"`    //whether the message has been sent or not
 		Type    string            `json:"Type"`    //what type of message
 		Message map[string]string `json:"Message"` //the message to be sent,key value pair to describe the message
 	} `json:"Send"`
 
 	Receive struct { //anything we expect to receive
-		Received  bool              `json:"Received"` //whether the expected message has been received or not
 		Validator string            `json:"Validator"`
 		Hint      string            `json:"Hint"`
 		Message   map[string]string `json:"Message"` //the description for receiving message
diff --git a/chatState_test.go b/chatState_test.go
index 2f8d895..8d55612 100644
--- a/chatState_test.go
+++ b/chatState_test.go
@@ -6,21 +6,24 @@ import (
 )
 
 func TestChatState(t *testing.T) {
+	openID := "id"
 	procedure := "getUserBasicProfile"
 	s := chatState{}
 	s.Name = "waiting for username"
 	s.Expire = int32(time.Now().Unix() + 200)
 	s.Send.Message = map[string]string{
 		"txt":  "What is your date of birth?",
-		"icon": "/mnt/data/abc.jpg"}
+		"icon": "/mnt/data/abc.jpg",
+	}
 	s.Send.Type = "text"
-	s.Send.Sent = false
+	s.Sent = false
+	s.Received = false
 	s.Receive.Hint = "hint"
-	s.Receive.Received = false
 	s.Receive.Validator = "validator email"
 	s.Receive.Message = map[string]string{
 		"rtxt":  "should be 3 chars at least",
-		"ricon": "icon path should be available"}
+		"ricon": "icon path should be available",
+	}
 
 	//save
 	n, err := setCurrentState("id", procedure, s)
@@ -33,8 +36,10 @@ func TestChatState(t *testing.T) {
 	AssertEqual(t, m.Name, n.Name, "Name should be equal")
 	AssertEqual(t, m.Expire, n.Expire, "Expire should be equal")
 	AssertEqual(t, m.Send.Type, n.Send.Type, "Send.Type should be equal")
-	AssertEqual(t, m.Receive.Received, false, "Receive.Received should be false")
-	AssertEqual(t, m.Send.Sent, false, "Send.Sent should be false")
+	AssertEqual(t, m.Received, false, "Receive.Received should be false")
+	AssertEqual(t, m.Sent, false, "Send.Sent should be false")
+	AssertEqual(t, m.OpenID, openID, "openID should be "+openID)
+	AssertEqual(t, m.Procedure, procedure, "procedure should be "+procedure)
 	AssertEqual(t, m.Send.Message["txt"], n.Send.Message["txt"], "Message[txt] should be equal")
 	AssertEqual(t, m.Send.Message["icon"], n.Send.Message["icon"], "Message[icon] should be equal")
 	AssertEqual(t, m.Receive.Message["rtxt"], n.Receive.Message["rtxt"], "Message[rtxt] should be equal")