diff --git a/baseapp/data/kvstore.db/000002.log b/baseapp/data/kvstore.db/000002.log
deleted file mode 100644
index e69de29..0000000
diff --git a/baseapp/data/kvstore.db/MANIFEST-000003 b/baseapp/data/kvstore.db/MANIFEST-000003
deleted file mode 100644
index 0a36c9e..0000000
Binary files a/baseapp/data/kvstore.db/MANIFEST-000003 and /dev/null differ
diff --git a/client/utils/utils.go b/client/utils/utils.go
index 0ef9e0e..4137233 100644
--- a/client/utils/utils.go
+++ b/client/utils/utils.go
@@ -4,7 +4,6 @@ import (
 	"github.com/QOSGroup/qbase/txs"
 	"github.com/QOSGroup/qstars/client/context"
 	"github.com/QOSGroup/qstars/wire"
-	"github.com/tendermint/tendermint/crypto/ed25519"
 )
 
 // SendTx implements a auxiliary handler that facilitates sending a series of
@@ -12,7 +11,7 @@ import (
 // ensures that the account exists, has a proper number and sequence set. In
 // addition, it builds and signs a transaction with the supplied messages.
 // Finally, it broadcasts the signed transaction to a node.
-func SendTx(cliCtx context.CLIContext, cdc *wire.Codec, txStd *txs.TxStd, priv ed25519.PrivKeyEd25519) (string, error) {
+func SendTx(cliCtx context.CLIContext, cdc *wire.Codec, txStd *txs.TxStd) (string, error) {
 
 	txBytes, err := cdc.MarshalBinaryBare(txStd)
 	if err != nil {
diff --git a/config/cliconfig.go b/config/cliconfig.go
index ecd59f8..667ef29 100644
--- a/config/cliconfig.go
+++ b/config/cliconfig.go
@@ -18,7 +18,7 @@ type QStarsClientContext struct{
 
 type CLIConfig struct {
 	QOSChainID string `mapstructure:"qos_chain_id"`
-	ChainID string `mapstructure:"chain_id"`
+	QSCChainID string `mapstructure:"chain_id"`
 	RootDir string `mapstructure:"home"`
 	QOSNodeURI string `mapstructure:"qos_node_uri"`
 	QSTARSNodeURI string `mapstructure:"qstars_node_uri"`
@@ -62,7 +62,7 @@ func InterceptLoadConfig() (conf *CLIConfig, err error) {
 	if _, err := os.Stat(configFilePath); os.IsNotExist(err) {
 		// the following parse config is needed to create directories
 		conf, _ = ParseConfig()
-		conf.ChainID = "abc"
+		conf.QSCChainID = "abc"
 		conf.QOSNodeURI = "localhost:1317"
 		conf.QSTARSNodeURI = "localhost:1317"
 		WriteConfigFile(configFilePath, conf)
diff --git a/go.mod b/go.mod
index 39c4bf5..d33c5a5 100644
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,7 @@ module github.com/QOSGroup/qstars
 
 require (
 	github.com/BurntSushi/toml v0.3.1
-	github.com/QOSGroup/qbase v0.0.4
+	github.com/QOSGroup/qbase v0.0.5
 	github.com/bartekn/go-bip39 v0.0.0-20171116152956-a05967ea095d
 	github.com/bgentry/speakeasy v0.1.0
 	github.com/brejski/hid v0.0.0-20180408220029-06112dcfcc50 // indirect
diff --git a/x/bank/bankstub.go b/x/bank/bankstub.go
index 32e7958..9b0628c 100644
--- a/x/bank/bankstub.go
+++ b/x/bank/bankstub.go
@@ -8,6 +8,7 @@ import (
 	go_amino "github.com/tendermint/go-amino"
 	"github.com/QOSGroup/qbase/types"
 	"github.com/QOSGroup/qbase/context"
+	"github.com/QOSGroup/qbase/example/basecoin/tx"
 )
 
 type BankStub struct {
@@ -26,7 +27,8 @@ func (kv BankStub) StartX(base *baseapp.QstarsBaseApp) error{
 }
 
 func (kv BankStub) RegisterKVCdc(cdc *go_amino.Codec) {
-	cdc.RegisterConcrete(&SendTx{}, "basecoin/SendTx",nil)
+	cdc.RegisterConcrete(&tx.SendTx{}, "basecoin/SendTx",nil)
+	cdc.RegisterConcrete(&WrapperSendTx{}, "qstars/WrapperSendTx",nil)
 	cdc.RegisterConcrete(&bctypes.AppAccount{}, "basecoin/AppAccount", nil)
 }
 
diff --git a/x/bank/handler.go b/x/bank/handler.go
index 98b788b..6956b10 100644
--- a/x/bank/handler.go
+++ b/x/bank/handler.go
@@ -1,34 +1,31 @@
 package bank
 
 import (
-	"bytes"
 	"fmt"
+	"github.com/QOSGroup/qbase/context"
 	"github.com/QOSGroup/qbase/txs"
 	btypes "github.com/QOSGroup/qbase/types"
-	"github.com/QOSGroup/qbase/context"
+	"github.com/tendermint/tendermint/types"
+	"strconv"
 )
 
-type SendTx struct {
-	From btypes.Address  `json:"from"`
-	To   btypes.Address  `json:"to"`
-	Coin btypes.BaseCoin `json:"coin"`
+type WrapperSendTx struct {
+	Wrapper *txs.TxStd
 }
 
-var _ txs.ITx = (*SendTx)(nil)
+var _ txs.ITx = (*WrapperSendTx)(nil)
 
-func NewSendTx(from btypes.Address, to btypes.Address, coin btypes.BaseCoin) SendTx {
-	return SendTx{From: from, To: to, Coin: coin}
+func NewWrapperSendTx(wrapper *txs.TxStd) WrapperSendTx {
+	return WrapperSendTx{Wrapper: wrapper}
 }
 
-func (tx SendTx) ValidateData(ctx context.Context) bool {
-	if len(tx.From) == 0 || len(tx.To) == 0 || btypes.NewInt(0).GT(tx.Coin.Amount) {
-		return false
-	}
+func (tx WrapperSendTx) ValidateData(ctx context.Context) bool {
+
 	return true
 }
 
 
-func (tx SendTx) Exec(ctx context.Context) (result btypes.Result, crossTxQcps *txs.TxQcp) {
+func (tx WrapperSendTx) Exec(ctx context.Context) (result btypes.Result, crossTxQcps *txs.TxQcp) {
 	result = btypes.Result{
 		Code: btypes.ABCICodeOK,
 	}
@@ -40,13 +37,14 @@ func (tx SendTx) Exec(ctx context.Context) (result btypes.Result, crossTxQcps *t
 
 	}
 	crossTxQcps = &cross
-	tt := txs.TxStd{
 
-	}
+	heigth1 := strconv.FormatInt(ctx.BlockHeight(),10)
+	tx1 := (types.Tx (ctx.TxBytes())).String()
+
+	fmt.Println(" heigth: " + heigth1 + " hash:" + tx1)
 
-	tt.ITx = tx
-	crossTxQcps.TxStd = &tt
-	crossTxQcps.To = "basecoin-chain"
+	crossTxQcps.TxStd = tx.Wrapper
+	crossTxQcps.To = "main-chain"
 
 	r := btypes.Result{
 		Code:0,
@@ -54,22 +52,18 @@ func (tx SendTx) Exec(ctx context.Context) (result btypes.Result, crossTxQcps *t
 	return r, &cross
 }
 
-func (tx SendTx) GetSigner() []btypes.Address {
-	return []btypes.Address{tx.From}
+func (tx WrapperSendTx) GetSigner() []btypes.Address {
+	return nil
 }
 
-func (tx SendTx) CalcGas() btypes.BigInt {
+func (tx WrapperSendTx) CalcGas() btypes.BigInt {
 	return btypes.ZeroInt()
 }
 
-func (tx SendTx) GetGasPayer() btypes.Address {
-	return tx.From
+func (tx WrapperSendTx) GetGasPayer() btypes.Address {
+	return nil
 }
 
-func (tx SendTx) GetSignData() []byte {
-	var buf bytes.Buffer
-	buf.Write(tx.From)
-	buf.Write(tx.To)
-	buf.Write([]byte(tx.Coin.String()))
-	return buf.Bytes()
+func (tx WrapperSendTx) GetSignData() []byte {
+	return nil
 }
diff --git a/x/bank/process.go b/x/bank/process.go
index d6f5f04..d7f6e7b 100644
--- a/x/bank/process.go
+++ b/x/bank/process.go
@@ -3,6 +3,7 @@
 package bank
 
 import (
+	"github.com/QOSGroup/qbase/example/basecoin/tx"
 	"github.com/QOSGroup/qbase/account"
 	"github.com/QOSGroup/qbase/txs"
 	"github.com/QOSGroup/qstars/client/context"
@@ -53,26 +54,19 @@ func NewSendOptions(opts ...func(*SendOptions)) *SendOptions {
 }
 
 func Send(cdc *wire.Codec, fromstr string, to qbasetypes.Address, coins types.Coins, sopt *SendOptions) (*SendResult, error) {
-
-
 	_, addrben32, priv:= utility.PubAddrRetrieval(fromstr,cdc)
-
-
-
 	from, err := types.AccAddressFromBech32(addrben32)
 	key := account.AddressStoreKey(from)
 	if err != nil {
 		return nil, err
 	}
-	var chainID string
+
 	directTOQOS := config.GetCLIContext().Config.DirectTOQOS
 	var cliCtx context.CLIContext
 	if directTOQOS==true{
 		cliCtx = *config.GetCLIContext().QOSCliContext
-		chainID = config.GetCLIContext().Config.QOSChainID
 	}else {
 		cliCtx = *config.GetCLIContext().QSCCliContext
-		chainID = config.GetCLIContext().Config.ChainID
 	}
 
 	account, err := config.GetCLIContext().QOSCliContext.GetAccount(key,cdc)
@@ -101,24 +95,29 @@ func Send(cdc *wire.Codec, fromstr string, to qbasetypes.Address, coins types.Co
 	}
 
 	var nn int64
+	nn = int64(account.Nonce)
+	//if directTOQOS==true {
+	//	nn = int64(account.Nonce)
+	//}else {
+	//	qscaccount, err := config.GetCLIContext().QSCCliContext.GetAccount(key,cdc)
+	//	if err != nil{
+	//		if err.Error()=="Account is not exsit." {
+	//			nn = int64(0)
+	//		}else{
+	//			return nil,err
+	//		}
+	//	}else{
+	//		nn = int64(qscaccount.Nonce)
+	//	}
+	//}
+	nn++
+	var msg *txs.TxStd
 	if directTOQOS==true {
-		nn = int64(account.Nonce)
-	}else {
-		qscaccount, err := config.GetCLIContext().QSCCliContext.GetAccount(key,cdc)
-		if err != nil{
-			if err.Error()=="Account is not exsit." {
-				nn = int64(0)
-			}else{
-				return nil,err
-			}
-		}else{
-			nn = int64(qscaccount.Nonce)
-		}
+		msg = genStdSendTx(cdc, from, to, cc, priv, nn)
+	}else{
+		msg = genStdWrapTx(cdc, from, to, cc, priv, nn)
 	}
-	nn++
-
-	msg := genStdSendTx(cdc,from,to,cc,priv,nn,chainID)
-	response, err := utils.SendTx(cliCtx, cdc,msg,priv)
+	response, err := utils.SendTx(cliCtx, cdc,msg)
 
 	result := &SendResult{}
 	result.Hash = response
@@ -127,10 +126,10 @@ func Send(cdc *wire.Codec, fromstr string, to qbasetypes.Address, coins types.Co
 }
 
 func genStdSendTx(cdc *amino.Codec, sender qbasetypes.Address, receiver qbasetypes.Address, coin qbasetypes.BaseCoin,
-	priKey ed25519.PrivKeyEd25519, nonce int64, chainid string) *txs.TxStd {
-	sendTx := NewSendTx(sender, receiver, coin)
+	priKey ed25519.PrivKeyEd25519, nonce int64) *txs.TxStd {
+	sendTx := tx.NewSendTx(sender, receiver, coin)
 	gas := qbasetypes.NewInt(int64(0))
-	tx := txs.NewTxStd(&sendTx, chainid, gas)
+	tx := txs.NewTxStd(&sendTx, config.GetCLIContext().Config.QOSChainID, gas)
 	//priHex, _ := hex.DecodeString(senderPriHex[2:])
 	//var priKey ed25519.PrivKeyEd25519
 	//cdc.MustUnmarshalBinaryBare(priHex, &priKey)
@@ -143,3 +142,24 @@ func genStdSendTx(cdc *amino.Codec, sender qbasetypes.Address, receiver qbasetyp
 
 	return tx
 }
+
+func genStdWrapTx(cdc *amino.Codec, sender qbasetypes.Address, receiver qbasetypes.Address, coin qbasetypes.BaseCoin,
+	priKey ed25519.PrivKeyEd25519, nonce int64 ) *txs.TxStd {
+	sendTx := tx.NewSendTx(sender, receiver, coin)
+	gas := qbasetypes.NewInt(int64(0))
+	tx := txs.NewTxStd(&sendTx, config.GetCLIContext().Config.QOSChainID, gas)
+	//priHex, _ := hex.DecodeString(senderPriHex[2:])
+	//var priKey ed25519.PrivKeyEd25519
+	//cdc.MustUnmarshalBinaryBare(priHex, &priKey)
+	signature, _ := tx.SignTx(priKey, nonce)
+	tx.Signature = []txs.Signature{txs.Signature{
+		Pubkey:    priKey.PubKey(),
+		Signature: signature,
+		Nonce:     nonce,
+	}}
+
+
+	tx2 := txs.NewTxStd(&sendTx, config.GetCLIContext().Config.QSCChainID, gas)
+	tx2.ITx = NewWrapperSendTx(tx)
+	return tx2
+}
diff --git a/x/kvstore/process.go b/x/kvstore/process.go
index 29ebe9d..dd9bfe5 100644
--- a/x/kvstore/process.go
+++ b/x/kvstore/process.go
@@ -76,7 +76,7 @@ func SendKV(cdc *wire.Codec, privateKey, key, value string, option *SendKVOption
 
 	txStd := wrapToStdTx(key, value, option.chainID)
 
-	hash, err := utils.SendTx(cliCtx, cdc, txStd, priv)
+	hash, err := utils.SendTx(cliCtx, cdc, txStd)
 	if err != nil {
 		return nil, err
 	}